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Religion in Washington (state)

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. Washington is the US state with the 13th largest population, Christianity being the majority religion and Protestantism as its largest branch. 

Like the Other Pacific Northwest States, It has the lowest rate of church attendance in the United States and consistently reports the highest percentage of atheism; A recent study indicates that one-quarter of those in Washington and Oregon have no religion. 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 Washington

Washington Religion Percentage

Christianity is the main religion followed by 61% of the population. The largest Christian denomination in Washington is Protestant (40%) followed by Roman Catholics (17%); Mormonism (3%); Jehovah’s Witnesses (2%); and Other Christians (1%).

About 32% of the population don’t follow or adhere to any faith or religion and the rest 6% follow other non-Christian-based religions. Other Religions include Hinduism (1%), Buddhism (1%), Jews (1%), Islam (1%), and other smaller faiths (3%).

Religion/AffiliationsPercentage
Christianity 61%
 – Protestantism – 40%
 – Roman Catholicism – 17%
 – Mormonism -3%
 – Eastern Orthodoxy – <1%
 – Jehovah’s Witnesses – 2%
 – Other Christian – 1%
Other Religion6%
  Judaism 1%
  Islam <1%
  Buddhism 1%
  Hinduism 1%
  Other religion 3%
  No religion 32%
  Don’t know 1%

Source: Pew Research Center

read about Religion in the United States

Christianity in Washington

Christianity with 61% followers is the largest in Washington State. All Protestant denominations accounted for 40% of the population, Catholics are 17% of the population and are the largest individual denomination if Protestantism is divided into various denominations instead of being counted as a single category. 

Of the Protestants in the state, Evangelical Protestants compose 25% of the population, Mainline Protestants 13%, and Historically Black Protestants 2%.

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

Christianity AffiliationsPercentage
Protestantism 61%
– Evangelical Protestant– 25%
– Mainline Protestant– 13%
– Black church– 2%
Roman Catholicism 17%
Mormonism 3%
Eastern Orthodoxy <1%
Jehovah’s Witnesses 2%
Other Christians 1%

Protestantism in Washington

Among Christians in Washington, Protestantism is the largest group comprising about 40% 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 25% of the population, Next are Mainline Protestants (13%) and Historically Black Protestants (2%).

Protestants Affiliation% of  population
Evangelical Protestant25%
Mainline Protestant13%
Black church2%

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 Protestants denominations by adherents in 2020 is as follows

#Protestant ChurchesTraditionFamilyAdherents
1Non-denominational Christian ChurchesEvangelical Other Groups 1,103,660
2Assemblies of GodEvangelical Pentecostal 144,023
3Evangelical Lutheran Church in AmericaMainline Lutheran 64,596
4Seventh-day Adventist ChurchEvangelical Adventist 58,655
5International Church of the Foursquare GospelEvangelical Pentecostal 45,084
6Southern Baptist ConventionEvangelical Baptist 43,341
7United Methodist ChurchMainline Methodist 41,743
8Presbyterian Church (U.S.A.)Mainline Presbyterian/Reformed 32,689
9Church of the NazareneEvangelical Holiness 28,889
10Episcopal ChurchMainline Anglican/Episcopal 26,625

read about  Protestantism  in the United States

Catholics in Washington

Catholic Church at 17% of the state population is the second largest religious grouping, after Protestantism. According to the Association of Religion Data Archives (ARDA), the largest denomination in Washington State by adherents in 2020 was the Catholic Church with 826,597 members.

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 (1%), Buddhism(1%), Jews (1%), Islam (1%), and other smaller faiths (3%)

Tibetan Buddhism, Yogic teachings, Sufism, tribal and ancient beliefs, and other philosophies are widely studied and appreciated in State. Two of the five Shingon Buddhist temples in America are located in Seattle. Some people in the area also embrace alternative religions, such as New Age spirituality and Neo-Paganism.

also read about Population in Washington

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 Washington State 2024 | Christianity in Washington