The groups listed here are associated with The Colorado Coalition of Reason. If your organization would like to become a part of COCORE, please contact us at moc.q@3erococ or at moc.liamg@derahs.erococ

Atheists and Freethinkers of Denver

Atheists and Freethinkers of Denver is a Denver-based group self-described as "an eclectic group of secularists, rationalists, humanists, skeptics, agnostics, and atheists"
Found on the Web at:

Atheists For Humanity

Atheists for Humanity Inc. is a 501(c)3 charity non-profit based in Denver, Colorado. The goal of the organization is to raise money and awareness for worthy charities and actively work to de-stigmatize atheists and atheism. Both goals will be accomplished through tax deductible donations made through the website and at fundraisers.
See their Web site at: AFH also has a Facebook page and a Twitter feed.

Beth Ami - Colorado Congregation of Humanistic Judaism

Beth Ami provides the opportunity to celebrate Jewish culture and identity consistent with a humanistic philosophy of life. Humanistic Judaism offers a Secular alternative in contemporary Jewish life, and is compatible with many belief systems. This congregation meets in a variety of places in the greater Denver-Boulder area.
See their Web site at:

Boulder Atheists

The Boulder Atheists is a group of secularists, rationalists, humanists, skeptics, agnostics, Brights, and atheists in and around the Boulder area. They organize weekly and monthly social gatherings and have regular monthly meetings.
Found on the Web at: and also on at:

Boulder Heretics

Boulder Heretics is an informal group of atheists, agnostics, freethinkers, and curious that meets once a month in Boulder to discuss whatever is on their minds.
More information is available from: moc.onuj@nosreblucnad. You can also visit their group page on Atheist Nexus.

Camp Quest Colorado

Camp Quest of Colorado offers residential summer camp for the children of Atheists, Freethinkers, Secular Humanists, Humanists, Brights, or whatever other terms might be applied to those who hold to a naturalistic, not supernatural world view.
See their Web site at: Camp Quest Colorado also has a Facebook page.

Denver Atheists

The Denver Atheists welcome Atheists, Agnostics, Free-Thinkers, Humanists, Skeptics, and most anyone with a rational worldview.
See their pages on

Freethinkers of Colorado Springs

The Freethinkers of Colorado Springs advocate the use of reason, defend the separation of church and state and support human rights, civil rights, tolerance and equality for all. They also provide social gatherings, activities, and events for freethinkers, atheists, humanists, and others in the Colorado Springs area.
Found on the Web at:

Free Thought Exchange

Free Thought Exchange project works to connect churches with local area secular communities. Free Thought Exchange is about learning how to work and live agreeably and peacefully alongside those with different beliefs. They propose casual events with gracious interaction with the goal to remove common misconceptions about they different groups through mutual respect.
See their Web site at: Free Thought Exchange also has a Facebook page.

Freethinkers of Northern Colorado

Freethinkers of Northern Colorado is an organization that supports a positive view of atheism in local communities and the world. They provide a community for socializing, activism, and emotional support in the Fort Collins and Loveland areas.
Found on the Web at:

Humanist Action League

The Humanist Action League (HAL) is a Colorado Springs-based educational and social service organization that promotes humanist principles and protects the rights of freethinkers, humanists, and other non-religious people in eastern Colorado.
See their website at:

Humanists Doing Good

Humanists Doing Good is an official Chapter of the American Humanist Association. They operate as a nonprofit corporation composed of nonreligious people who work hard to promote the doing of good deeds coupled in harmony with rational thinking. The organization coordinates volunteers who go into the community to perform good deeds for people and organizations where assistance is not otherwise on the way. The organization also works to promote a stable community of individuals interested in learning about the universe we live in while trying to maximize the good they can bring into existence. The organization deals with a wide variety of challenging topics and social issues and encourages open discussion.
See their website at: and on Facebook at Humanists Doing Good.

Humanists of Colorado

Humanists of Colorado advocate for individual liberty and opportunity while practicing responsibility to society and planet Earth. The group also advocates democracy, human rights, and social justice. They organize monthly meetings with speakers on a variety of topics, as well as other events. They are a non-profit organization that is dependent on membership dues. Dues-paying members receive a monthly newsletter.
Found on the Web at: and also on at:

Leaders in Free Thought - (L.I.F.T.)

Leaders in Free Thought is a student group at Colorado State University (Fort Collins) dedicated to promoting secular values in schools and the government.
Found on the Web at: and also on Facebook at

Secular ACCESS

Secular ACCESS is a group is for atheists, agnostics, secular humanists, freethinkers, skeptics and those questioning their beliefs. ACCESS stands for Activism, Community, Collaboration, Education, Socializing and Secularism.
See their Meetup site.

Secular Parents Club

This is a social group geared towards secular families. Freethinkers, atheists, agnostics, skeptics, humanists etc. are welcome. We get together for dinner or activities for families with children. Some events are for younger children and some for older. We'll generally meet in the Littleton, Lakewood, Arvada, and Highlands Ranch areas. We are in the process of organizing more events in Boulder and the surrounding area. You'll see more events towards the North coming soon. Found on the Web at:

Secular Student Alliance at UCCS (at UC Colorado Springs)

Secular Student Alliance at UCCS is a student group at the University of Colorado, Colorado Springs. They are an affiliate of the Secular Student Alliance. Found on the Web on Facebook at:

Secular Students and Skeptics Society (at CU Boulder)

Secular Students and Skeptics Society is a student group at the University of Colorado, Boulder that promotes critical thinking and scientific skepticism. They are an affiliate of the Secular Student Alliance. Found on the Web at:

Summit County Secular Freethinkers

Summit County Secular Freethinkers (formerly: Humanists and Freethinkers) wishes to bring people together to promote the understanding and acceptance of free-thought and rationality with public education, good deeds, group activities and affiliations with other secular groups. Their goals are:  

* To actively pursue philanthropic work in our local community.
* To host casual meet-ups, discussion groups, and fun activities.
* To create a welcoming environment where people leaving religion can feel secure.
* To promote activism through education in reason and rational thought.

Found on the Web at:

Secular Hub

The Secular Hub is a physical meeting space for secular (and other) groups in the community and an organization that sponsors activities focused on building community, advancing reason, and giving back. The Secular Hub exists to help explore individual commonalities and differences… to create an environment to find support… to build, strengthen, and empower the diverse secular community to accomplish more together than can be done by individuals alone.
See their Web site at: The Secular Hub also has a Facebook page and a Meetup site.

Western Colorado Atheists & Freethinkers

Organized in 2007 in Grand Junction, Colorado, the WCAF goals are to inform and educate the public in Western Colorado about atheism, to promote atheism through appropriate public and community activities, to actively preserve and promote the separation of church and state and promote the acceptance of atheism as a valid belief system. WCAF also provides western Colorado atheists and freethinkers a way to connect with one another, share information, enjoy social activities, friendship and freethinking conversation. Found on the Web at: