Unites States >> Religion >> Idaho
Religion in Idaho
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. Idaho is a state in the Pacific Northwest region of the Western United States, with Christianity being the majority religion and Protestantism as its largest branch.
Despite Protestants having the majority in Idaho It also has the third largest Latter-day Saint population besides Utah and California. 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 Idaho
Table of Content
Idaho Religion Percentage
Christianity is the main religion followed by 67% of the population. The largest Christian denomination in Idaho is Protestants (37%) followed by Mormonism (19%), Roman Catholics (10%), Eastern Orthodoxy (1%), and Other Christians.
Non-Christian faiths account for 4%, and the remaining 27% are classified as unaffiliated, which can mean agnostic, atheist, or “nothing in particular.”
Other Religions include Hinduism, Buddhism, Jews, Islam, and other smaller faiths.
| Religion/Affiliations | Percentage |
| Christianity | 67% |
| – Protestantism | – 37% |
| – Roman Catholicism | – 10% |
| – Mormonism | -19% |
| – Eastern Orthodoxy | – 1% |
| – Jehovah’s Witnesses | – <1% |
| – Other Christian | – <1% |
| Other Religion | 4% |
| Judaism | <1% |
| Islam | 1% |
| Buddhism | <1% |
| Hinduism | <1% |
| Other religion | 2% |
| No religion | 27% |
| Don’t know | 1% |
Source: Pew Research Center
read about Religion in United States
Christianity in Idaho
Christianity with 67% followers is the largest in Idaho. All Protestant denominations accounted for 37% of the population followed by Mormons (19%) and Catholics (10%).
The Church of Jesus Christ of Latter-day Saints is followed by 19% and is the largest individual denomination if Protestantism is divided into various denominations instead of being counted as a single category. According to the Association of Religion Data Archives (ARDA) in 2020 Church of Jesus Christ of Latter-day Saints has 462,069 adherents.
Rest include Eastern Orthodoxy, Jehovah’s Witnesses, and other smaller denominations.
| Christianity Affiliations | Percentage |
| Protestantism | 37% |
| – Evangelical Protestant | – 21% |
| – Mainline Protestant | – 16% |
| – Black church | – <1% |
| Mormonism | 19% |
| Roman Catholicism | 10% |
| Eastern Orthodoxy | 1% |
| Jehovah’s Witnesses | <1% |
| Other Christians | <1% |
read about Christianity in United States
Protestantism in Idaho
Among Christians in Idaho, Protestantism is the largest group comprising about 37% 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. Evangelical is the largest and followed by 21% of the population, Next are Mainline Protestants (16%) and Historically Black Protestants (1%)
| Protestants Affiliation | % of population |
| Evangelical Protestant | 21% |
| Mainline Protestant | 16% |
| Historically Black Protestants | <1% |
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 denominations by adherents in 2020 is as follows
| # | Religious Bodies | Tradition | Family | Adherents |
| 1 | Non-denominational Christian Churches | Evangelical | Other | 98,996 |
| 2 | Christian Churches and Churches of Christ | Evangelical | Restorationists | 27,442 |
| 3 | Assemblies of God | Evangelical | Pentecostal | 26,067 |
| 4 | United Methodist Church | Mainline | Methodist | 24,561 |
| 5 | Church of the Nazarene | Evangelical | Holiness | 23,106 |
read about Protestants in United States
Catholics in Idaho
Catholic Church at 10 % of the state population is the third largest religious grouping, after Protestantism and Mormons. According to the Association of Religion Data Archives (ARDA), the second largest denomination by adherents in 2020 was the Catholic Church with 203,790 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 – 4%
- Judaism – <1%
- Islam – 1%
- Buddhism – <1%
- Hinduism – <1%
- Other faiths – 2%
also read about Population of Idaho
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.
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