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Religion in New Hampshire

The United States had rich and diverse religious cultures, and the freedom to practice beliefs has helped give rise to a highly unique religious pluralism and freedom. New Hampshire is the least religious state in the United States. Christianity is the majority religion and Protestantism is its largest branch. 

Despite Protestants having the majority still, New Hampshire has a good percentage of Roman Catholics. It also has one of the largest irreligious populations in the US.

Since the 1990s, the religious share of Christians has decreased, while Hinduism, Buddhism, Islam, Sikhism, and other religions have spread, mainly from immigration.

also read about Race and Ethnicity in New Hampshire

New Hampshire Religion Percentage

Christianity is the main religion followed by 59% of the population. The largest Christian denomination in New Hampshire is Protestants (30%) followed by Roman Catholics (26%), Jehovah’s Witnesses (2%), Mormonism (1%),  and Other Christians.

36% of the population don’t follow or adhere to any faith or religion and the rest 5% follow other non-Christian-based religions.

Other Religions include Hinduism, Buddhism, Jews, Islam, and other smaller faiths.

Religion/AffiliationsPercentage
Christianity 59%
 – Protestantism – 30%
 – Roman Catholicism – 26%
 – Mormonism -1%
 – Eastern Orthodoxy – <1%
 – Jehovah’s Witnesses – 2%
 – Other Christian – <1%
Other Religion5%
  Judaism 2%
  Islam <1%
  Buddhism <1%
  Hinduism <1%
  Other religion 3%
  No religion 36%
  Don’t know <1%

Source: Pew Research Center

read about Religion in United States

Christianity in New Hampshire

Christianity with 59% followers is the largest religion in New Hampshire. All Protestant denominations accounted for 30% of the population, Catholics are 26% of the population, and are the largest individual denomination if Protestantism is divided into various denominations instead of being counted as a single category. 

Rest include Mormons,  Eastern Orthodoxy, Jehovah’s Witnesses, and other smaller denominations. 

Christianity AffiliationsPercentage
Protestantism 30%
– Evangelical Protestant– 20%
– Mainline Protestant– 10%
– Black church– 2%
Roman Catholicism 26%
Mormonism 1%
Eastern Orthodoxy <1%
Jehovah’s Witnesses 2%
Other Christians <1%

Protestantism in New Hampshire

Among Christians in New Hampshire, Protestantism is the largest group comprising about 30% of the state’s population. Protestantism in the United States has branched out into several branches, denominations, and various interdenominational and related movements. 

Protestants by tradition can be further classified into three main denominations. Mainline Protestants are the largest and followed by 16% of the population, Next are Evangelical Protestants (13%) and  Historically Black Protestants (1%)

Protestants Affiliation% of  population
Mainline  Protestant16%
Evangelical Protestant13%
Historically Black Protestants1%

Protestantism is also comprised of numerous denominational families (e.g., Baptist, Methodist, and Pentecostal) that fit into one or more of the traditions. According to the Association of Religion Data Archives (ARDA), the largest Protestant denominations by adherents in 2020 are as follows

Religious BodiesTraditionFamilyAdherents
Non-denominationalEvangelicalOther38,372
United Church of ChristMainline Congregationalists 16,899
United Methodist ChurchMainline Methodist 12,122
Episcopal ChurchMainline Anglican/Episcopal 11,219
American Baptist Churches in the U.S.A.Mainline Baptist Family11,298

read about  Protestants in United States

Catholics in New Hampshire

Catholic Church at 26% of the state population is the second largest religious grouping, after Protestantism. According to the Association of Religion Data Archives (ARDA), the largest denomination by adherents in 2020 was the Catholic Church with 220,305 adherents 

Since the 1990s, the religious share of Christians has decreased, while Hinduism, Buddhism, Islam, Sikhism, and other religions have spread, mainly from immigration. Other Religions include Hinduism, Buddhism, Jews, Islam, and other smaller faiths.

Other Religion – 5% 

  • Judaism – 2% 
  • Islam – <1% 
  • Buddhism – <1% 
  • Hinduism – <1% 
  • Other faiths –  3%

also read about the Population of New Hampshire

Sources

Note: The US census does not contain questions about one’s religious affiliation. Our Article is based on surveys conducted by various institutions and agencies.

Religion in New Hampshire 2024 | Christianity in New Hampshire