Why some intentional communities endure: commitment, religion and adaptation

Most intentional communities, groups of people who choose to live together around shared property, beliefs or rules, do not last long. A few have lasted for generations, and one, the Hutterite colonies, has kept a community of goods in some form for almost five centuries. This study asks what separates the survivors from the rest. It reviews the two most cited explanations, Rosabeth Moss Kanter's theory of commitment mechanisms (1968, 1972) and Richard Sosis's costly-signalling account of religious communes (2000, 2003), and tests them against the history of the Israeli kibbutz, Twin Oaks in Virginia, the Hutterites and Auroville in India, with nineteenth-century American communes as the historical baseline. The evidence supports a qualified conclusion. Communities endure when they solve three problems at once: they make membership costly enough to deter free-riders and casual joiners, they make leaving costly or unattractive without making it impossible, and they adapt their economic rules when the outside world changes. Religious communities have usually been better at the first two, but the longest-lived secular examples show that adaptation, not ideological purity, is what carries a community into a second and third generation, often at the price of becoming something less radical than its founders intended.

Key findings

• In Kanter's study of nineteenth-century American communes, communities that lasted a generation or more relied more heavily on six commitment mechanisms: sacrifice, investment, renunciation, communion, mortification and transcendence.
• Sosis found that religious communes were more likely than secular communes to survive at every stage of their life course. In a study of 83 nineteenth-century communes, Sosis and Bressler reported that costlier requirements were associated with longer survival, supporting aspects of costly-signalling theory.
• Field experiments on Israeli kibbutzim found higher cooperation among religious kibbutz members who took part in collective ritual, and higher cooperation by kibbutz members towards other kibbutz members than towards city residents.
• The kibbutz movement survived its 1985 debt crisis largely by abandoning strict equality: by 2011 more than 75% of 248 non-religious kibbutzim had adopted differential salaries with a safety net.
• The Hutterites, with 58,392 members in 544 North American colonies in 2024 according to one count, combine religious commitment, communal property, high birth rates and the regular founding of daughter colonies.
• Twin Oaks (founded 1967) has lasted almost six decades as a secular income-sharing community of around 85 adults, through a labour-credit system and income from its own businesses.
• Auroville (founded 1968, about 3,300 residents in 2021) shows a different risk: survival through state backing under the Auroville Foundation Act 1988, at the cost of recurring conflict between residents and government-appointed administrators.

Research question and scope

Why do some intentional communities endure while most dissolve within a few years? We define endurance as the continued existence of a community with its distinctive institutions for at least a generation (roughly 25 years), and we distinguish it from mere physical survival of a settlement after its defining rules have been abandoned.

The study covers:

1. The theories: Kanter's commitment mechanisms and Sosis's costly-signalling account, with the main critiques.
2. The historical baseline: nineteenth-century American communes, including the Shakers, Oneida, New Harmony, Brook Farm and the Icarian colonies, which the atlas covers as separate cases.
3. Four long-lived cases: the Hutterites, the Israeli kibbutz movement, Twin Oaks and Auroville.

We do not cover monasteries and religious orders, which share many features but are usually celibate institutions of a church rather than independent communities, nor cohousing projects without shared income, nor online or network communities.

Background

The United States in the nineteenth century was the great laboratory of communal experiments. Religious groups such as the Shakers and the Harmony Society built celibate or devout communities; secular reformers inspired by Robert Owen, Charles Fourier and Étienne Cabet founded socialist colonies. Most were short-lived. New Harmony, Owen's community in Indiana, lasted from 1825 to 1827. Brook Farm, the Transcendentalist farm near Boston, lasted from 1841 to 1847. A minority lasted much longer: the Oneida Community from 1848 to 1881, the Icarian colonies, in several places, from 1848 to 1898, and the Shakers, who arrived in America in 1774 and still maintain one active village, Sabbathday Lake in Maine.

A second wave of communes in the 1960s and 1970s, studied by Benjamin Zablocki and Timothy Miller among others, was again marked by rapid turnover and short lives, with a few exceptions such as Twin Oaks. Meanwhile, the Israeli kibbutz and the Hutterite colonies, both much larger, provided the main cases of communal living sustained over many generations.

Method and sources

This study synthesises published research. For theory we rely on Kanter's article and book, Sosis's commune studies and the field experiments by Sosis and Ruffle. For the kibbutz we rely on the economic historian Ran Abramitzky and on the sociologists Raymond Russell, Robert Hanneman and Shlomo Getz. For Twin Oaks, the Hutterites, Auroville and the Shakers we use published histories and reference sources, noting where figures come from a single count.

Two limits apply. First, the historical commune datasets are built from surviving records, which over-represent communities large or notable enough to leave them. Second, lifespans can be measured in different ways: from founding to formal dissolution, to the end of common property, or to the death of the last member. We state which we use. Where a figure could not be verified we leave it out rather than estimate it.

Finding 1: commitment mechanisms explain much of the historical record

Kanter's six mechanisms

Rosabeth Moss Kanter's 1968 article in the American Sociological Review and her 1972 book Commitment and Community compared American communes founded between the late eighteenth and mid-nineteenth centuries. She classified those that lasted at least a generation as successful and compared them with groups that dissolved sooner. She argued that communities need three kinds of commitment from members, to remain (continuance), to each other (cohesion) and to the group's norms (control), and identified six mechanisms that produce them:

• Sacrifice: giving something up to join, such as alcohol, tobacco, sexual relations or comfort.
• Investment: committing property, money or labour irreversibly to the community.
• Renunciation: limiting ties to the outside world, including family outside the group.
• Communion: shared labour, property, ritual and regular group contact.
• Mortification: practices such as mutual criticism and confession that subordinate the individual to the group.
• Transcendence: an ideology and authority structure that give members a sense of higher purpose.

Her central finding was that the successful communities used these mechanisms much more than the unsuccessful ones. Oneida's practice of mutual criticism, the Shakers' celibacy and the Harmony Society's surrender of property illustrate mortification, sacrifice and investment.

Critiques

Kanter's approach has been criticised on three grounds. First, her definition of success as longevity treats survival as the only goal, while many communes were deliberately temporary or achieved their aims and dissolved. Second, the mechanisms are correlated with religiosity, making it hard to separate commitment from belief. Third, later work, such as John R. Hall's 1988 re-examination in the American Sociological Review, argued that different types of communal group follow different pathways of commitment, so a single checklist cannot fit all. Kanter's mechanisms also have a dark side: mortification and renunciation can shade into coercion, and several long-lived communities depended on charismatic leaders whose authority members could not easily challenge.

Finding 2: religious communes survive longer, and costly requirements help

Sosis's evidence

The anthropologist Richard Sosis tested a specific version of the commitment argument. If costly religious practices work as signals of commitment that are hard to fake, communities founded on religion should be better at solving the free-rider problems of shared labour. Using a database of nineteenth-century American communes, Sosis (2000) found that religious communes were more likely than secular communes to survive at every stage of their life course.

Sosis and Bressler (2003) then collected data on the constraints and ritual requirements that 83 nineteenth-century communes imposed on their members, such as restrictions on food, dress, sex, communication with outsiders and possessions. They found that communes imposing costlier requirements tended to survive longer and that the evidence supported aspects of costly-signalling theory. They also tested whether costly requirements and religiosity interact, and discussed the theory's shortcomings and ways to extend it to other features of ritual and religious belief.

Field evidence from kibbutzim

Field experiments on Israeli kibbutzim add individual-level evidence. Sosis and Ruffle (2003), comparing religious and secular kibbutzim in a common-pool-resource game, found that religious men, who are expected to pray communally three times a day, took significantly less from the shared pool than religious women and secular men and women, and that men's synagogue attendance was negatively correlated with the amount they took. A related study by Ruffle and Sosis found that kibbutz members cooperated more with anonymous members of other kibbutzim than with city residents, and that towards city residents their cooperation was no different from that of city residents themselves. Cooperation inside these communities is real, but bounded.

What the religious advantage means

The religious advantage does not show that belief itself is what matters. It is consistent with several mechanisms: costly signals that screen out free-riders, shared ritual that builds trust, a transcendent authority that settles disputes, and beliefs that make sacrifices meaningful rather than burdensome. A secular community can try to reproduce some of these, but it lacks the most powerful: the promise that sacrifices are rewarded beyond this life.

Finding 3: the kibbutz endured by changing what a kibbutz is

From equality to the "renewed kibbutz"

The first kibbutz, Degania, was settled in 1910 near the Sea of Galilee. Most kibbutzim were founded in the 1930s and 1940s. Traditionally they combined collective ownership of property, equal sharing of income regardless of work, communal dining and child-rearing, and decision-making in a general assembly. In 1995, according to Abramitzky, there were 268 kibbutzim with about 120,000 members.

The kibbutz faced the free-rider and brain-drain problems that equal sharing creates. Abramitzky's 2008 study in the Quarterly Journal of Economics argues that kibbutzim sustained equal sharing for decades partly because members' stake in collective, non-transferable assets made leaving costly, and partly because of ideology and social sanctions; when outside wages rose, more productive members were more likely to leave. His 2011 article in the Journal of Economic Perspectives and his 2018 book The Mystery of the Kibbutz describe this as an equality-incentives trade-off.

The crisis came in 1985, when a change in government economic policy left many kibbutzim with large debts. The response was gradual but far-reaching. From the mid-1990s some kibbutzim introduced differential salaries linked to members' market earnings, combined with a safety net and a progressive internal tax. Russell, Hanneman and Getz report that by 2011 more than 75% of 248 non-religious kibbutzim had adopted such a model. Communal dining halls closed, children moved back to family homes and many enterprises were placed under professional boards.

Survival or transformation?

Observers disagree about whether this is survival. The settlements exist, many are prosperous and they retain collective features such as mutual insurance and shared institutions. But the defining principle of equal sharing has gone in most of them. Religious kibbutzim, consistent with Sosis's argument, were generally slower to privatise. The kibbutz case shows that endurance can require giving up the founding model, and that a community's survival as an organisation and its survival as an experiment are different things.

Finding 4: the Hutterites combine commitment, demography and fission

Hutterites take their name from Jakob Hutter, who was burned as a heretic in 1536, and conventionally date their community of goods to 1528. After persecution in central and eastern Europe, and a long lapse in communal living from around 1700 before its restoration in the nineteenth century, most Hutterites moved to the Dakota Territory between 1874 and 1879. After the First World War, many colonies moved to Canada. According to figures from Elizabethtown College's Young Center cited in reference sources, there were 58,392 Hutterites in 544 colonies in North America in 2024. The 2021 Canadian census counted 38,350 people in 390 colonies.

Several features explain their endurance:

• Strong commitment mechanisms. Members renounce private property, wear distinctive dress, share meals and worship daily, and baptism, the act of full membership, is an adult decision.
• Demography. High fertility has historically sustained growth from within, reducing dependence on converts.
• Fission. A colony typically numbers from about 60 to 250 people. When it grows near its upper limit it founds a daughter colony, keeping each community small enough for face-to-face control and sharing.
• Economic adaptation. Colonies run large commercial farms and enterprises and adopt modern agricultural technology, while keeping consumption communal.
• Limited but real exit. Members can leave, but they leave without a share of colony property. Canadian courts upheld this in Hofer v. Hofer (1970).

The costs are also clear: decision-making rests with married men, choices for young people are constrained, and leaving involves losing both property and community. The Hutterites show that the combination Kanter and Sosis describe can work over centuries, but at a price in individual freedom that many would regard as high.

Finding 5: Twin Oaks shows a secular route to longevity

Twin Oaks was founded in 1967 on a 123-acre tobacco farm in Louisa County, Virginia, by eight people inspired by B. F. Skinner's novel Walden Two. It moved away from Skinner's behaviourist programme towards egalitarian principles. According to its website it now has around 85 adult members and 15 children, on land of about 450 acres.

The community shares income. Members receive housing, food, clothing and health care in exchange for work, with no cost to join. Work is organised by a labour-credit system in which every job earns standard credit hours, and members must meet a weekly labour quota, which the community currently gives as 38.5 hours, covering both income-generating work and domestic tasks. Income comes from community businesses, historically including hammocks, tofu, book indexing and seed packing; the hammock business has been largely shut down since a 2024 wildfire destroyed its equipment.

Twin Oaks illustrates several features that help a secular commune last:

• Rules rather than charisma. The community relies on procedures, above all the labour-credit system, rather than on a leader.
• Low entry and exit costs, offset by routines. Members bring no capital and can leave, but communal work and shared institutions build what Kanter called communion.
• Commercial adaptation. The community has changed its businesses over time, though the loss of a main enterprise shows its exposure to shocks.
• Moderate size. At around 100 adults it is small enough for face-to-face governance but large enough to absorb turnover.

Its critics note that turnover is high and that it has not grown into a federation of large communities, as its founders hoped. But it has outlived almost all the communes of its generation.

Finding 6: Auroville shows survival through state backing, with conflict over control

Auroville was inaugurated on 28 February 1968 near Puducherry in Tamil Nadu, India, as a "universal town" inspired by Mirra Alfassa, known as the Mother, and designed with the architect Roger Anger. Its population was about 3,300 in 2021, from 59 nationalities.

Its institutional basis is unusual. The Auroville Foundation Act, passed by India's Parliament in 1988, vested Auroville's assets in a foundation and created three bodies: a Governing Board, a Residents' Assembly and an International Advisory Council. The Indian government selects the members of the Governing Board and the Advisory Council and appoints a Foundation Secretary who lives in Auroville. The Act gave the community legal security and protected it from internal collapse and from loss of its land, but it also placed ultimate authority in a government-appointed board.

That tension surfaced in 2021–2022. In December 2021, administrators began work on the "Crown" road and demolished a youth centre; more than 900 trees were reportedly felled, and more than 500 residents signed a petition asking for the work to be postponed. On 17 December 2021 the Southern Bench of India's National Green Tribunal ordered an interim stay on tree felling, and in its verdict of 28 April 2022 directed the Foundation to prepare a township plan and seek environmental clearance. Litigation and disputes over governance continued afterwards.

Auroville suggests that state backing can secure a community's existence and its land, but that it changes who decides. A community whose founding vision is administered by a public body may endure as an institution while losing self-government.

Comparison of cases

The table lists cases with verified dates. Lifespan is measured from founding to formal dissolution or the end of common property; for continuing communities it is measured to 2026.

The pattern matches the theories in broad outline. The shortest-lived communities had low entry costs, no shared religion and unresolved property questions. The longest-lived combined religion or a strong shared purpose with communal property and mechanisms that controlled entry and exit. But the table also shows two forms of adaptation: the kibbutz changed its economic model, and Christiania and Auroville secured their land through arrangements with the state.

What the evidence does not show

• It does not show that religion is necessary. Twin Oaks and many non-religious kibbutzim have lasted for generations. Religion helps on average; it is not a precondition.
• It does not show that longevity is the right measure of success. Short-lived communities such as Brook Farm influenced literature, education and social reform out of proportion to their lifespan. Some communities planned to be temporary.
• It does not show causation. Commitment mechanisms and religiosity may be markers of other factors, such as stronger founding groups, better finances or more isolated locations.
• The historical samples are not random. Communities that left no records are missing, and the nineteenth-century American cases may not generalise to other periods or places.
• Some figures come from single sources. Hutterite population counts come from one research centre and the Canadian census; we have not been able to verify more detailed lifespan statistics for Kanter's and Sosis's samples and do not reproduce them.
• Survival can hide transformation. A community that persists after abandoning its founding principles, as many kibbutzim have, may count as a success or a failure depending on what one thinks the experiment was.

Implications for institution design

1. Make joining meaningful. Trial periods, contributions of labour or property and visible commitments screen out free-riders. They work best when tied to shared purpose rather than imposed as tests.
2. Balance exit costs. Some cost of leaving, such as non-transferable shares in collective assets, sustains sharing; too much traps members and invites abuse. Fair exit terms, as Ostrom-style principles would suggest, are part of legitimacy.
3. Prefer rules to charisma. Twin Oaks' labour-credit system and the Hutterites' institutionalised leadership have outlasted founders. Communities built around a charismatic leader often fail when the leader dies or loses authority.
4. Stay small, and divide when large. Hutterite fission and Twin Oaks' moderate size keep governance face to face. Large communities need nested structures.
5. Plan for economic change. The kibbutz survived by changing its compensation model; Twin Oaks by changing its businesses. A charter should allow for revision of economic rules without dissolving the community.
6. Secure land and legal status. Christiania and Auroville show that durable arrangements with the state over land can be decisive, but the terms of that arrangement determine who governs.
7. Protect members' rights. Long-lived communities have sometimes concentrated power in older men or appointed boards. Rights of appeal, inclusion in decision-making and fair exit should be designed in from the start.

Open questions

• Can secular communities create functional equivalents of religious ritual and belief, and would members accept them?
• Do digital tools for coordination and accounting, from labour-credit software to online assemblies, make income-sharing communities easier to sustain?
• What makes a privatised kibbutz still a community, and does it retain the advantages of collective life?
• How should a state support intentional communities, for example with land or legal recognition, without taking over their governance, as happened in Auroville?
• Would systematic, international data on community lifespans, collected prospectively rather than from surviving records, change the conclusions drawn from the nineteenth-century American samples?

Sources

1. Kanter, R. M. (1968). Commitment and social organization: a study of commitment mechanisms in utopian communities. American Sociological Review 33(4), 499ff.
2. Kanter, R. M. (1972). Commitment and Community: Communes and Utopias in Sociological Perspective. Harvard University Press.
3. Hall, J. R. (1988). Social organization and pathways of commitment: types of communal groups, rational choice theory, and the Kanter thesis. American Sociological Review 53(5), 679ff.
4. Sosis, R. (2000). Religion and intragroup cooperation: preliminary results of a comparative analysis of utopian communities. Cross-Cultural Research 34(1), 70–87.
5. Sosis, R. and Bressler, E. R. (2003). Cooperation and commune longevity: a test of the costly signaling theory of religion. Cross-Cultural Research 37(2), 211–239.
6. Sosis, R. and Ruffle, B. J. (2003). Religious ritual and cooperation: testing for a relationship on Israeli religious and secular kibbutzim. Current Anthropology 44(5), 713–722.
7. Ruffle, B. J. and Sosis, R. (2002). Just how cooperative are kibbutz members? Field experiments on Israeli kibbutzim and in Israeli cities. SSRN working paper.
8. Abramitzky, R. (2008). The limits of equality: insights from the Israeli kibbutz. Quarterly Journal of Economics 123(3), 1111–1159.
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16. Wikipedia. Hutterites (population figures from the Young Center, Elizabethtown College, and Statistics Canada; colony size).
17. Wikipedia. Twin Oaks Community.
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19. Wikipedia. Auroville (2021 census figures, Auroville Foundation Act 1988, 2021–2022 disputes).
20. Wikipedia. Shakers (membership estimates and Sabbathday Lake in 2025).