About Mainstreet


Mainstreet Organization of REALTORS® has a long history of serving REALTORS® and the communities our members reside, work and volunteer in. What began in 1921 as the then DuPage Association of REALTORS®, the organization grew and merged many times to become Mainstreet Organization of REALTORS® in 2007.

Today, with more than 20,000 members, Mainstreet and our members cover more than 200 municipalities in DuPage County, Lake County and Western and Southern Suburban Cook County.

Board of Directors

Mainstreet REALTORS® Staff

Office Locations

Mainstreet REALTORS® Bylaws