A leader in disability rights and supports, The Arc is the largest community-based organization in the U.S. advocating for and with people with intellectual and developmental disabilities and their families.

The Arc of the United States is the nation's leading nonprofit advancing the rights and inclusion of people with intellectual and developmental disabilities (IDD). Explore our programs, advocacy, and …

The Arc is made up of more than 600 state and local chapters across the United States. Find a chapter of The Arc close to you.

Contact The Arc of Colorado 1580 Logan Street, suite 930, Denver, CO 80203 Phone: (303) 864-9334 Ext 12 Email: emoran@thearcofco.org

Wyoming Contact Currently, there is no state chapter of The Arc in this state. Please contact one of our local chapters below for further information and assistance, or contact the national office at …

Learn about The Arc's history dating back to the 1950s. The Arc has been at the forefront of making change happen, both through advocacy and by supporting research efforts.

Join The Arc today! Your support helps us address issues critical to the disability community, including education, employment, housing, and safety.

State Chapter #15 The Arc of Washington State Contact The Arc of Washington State 2638 State Ave NE, Olympia, WA 98506 Phone: (360) 357-5596 Email: stacy@arcwa.org VISIT WEBSITE

Apr 13, 2026 · People with intellectual and developmental disabilities (IDD) are at a high risk of co-occurring mental health conditions, but this serious issue is often overlooked and misunderstood. …

Consider a career at The Arc, the world’s largest nonprofit, community-based organization advocating for and serving people with intellectual and developmental disabilities.