Boulder County, Colorado election office: address and phone for 2026
The Colorado Secretary of State lists Boulder County's election office as the Clerk and Recorder at 1750 33rd St., Ste. 200, Boulder, CO 80301, phone 303-413-7740. Colorado: Voter service centers open Monday, October 19. Colorado mails a ballot to every active voter. Ask this office where its Voter Service and Polling Centers are.
Boulder County election office
Boulder County Clerk and Recorder
Office: 1750 33rd St., Ste. 200, Boulder, CO 80301
Phone: 303-413-7740
Website: bouldercountyvotes.gov
Check your registration and find your polling place at GoVoteColorado.gov, the state's voter site.
Colorado voting dates for Boulder County voters
| Date | What |
|---|---|
| Fri, Oct 2 | Ballots start going out Counties mail ballots to all active voters from October 2 to 9. source |
| Mon, Oct 19, 8:00 AM | Voter service centers open Voter Service and Polling Centers open Oct 19 for in-person voting and registration. source |
| Mon, Oct 26 | Register and still get a mail ballot Register or update by Oct 26 to be mailed a ballot. After that, register and get your ballot in person at a Voter Service and Polling Center. source |
| Tue, Nov 3, 7:00 PM | Election Day: polling centers open 7:00 a.m. to 7:00 p.m. If you’re in line by 7:00 p.m., you can vote. source |
| Tue, Nov 3, 7:00 PM | Register and vote in person Register and vote at a Voter Service and Polling Center through Election Day. source |
| Tue, Nov 3, 7:00 PM | Return your ballot Your ballot must be received by 7 p.m. on Election Day; postmarks don't count. source |
Boulder County voting questions
What is the phone number for the Boulder County election office?
303-413-7740, the Clerk and Recorder (Boulder County's election office on the Colorado Secretary of State, Roster of County Clerks and Recorders list).
What is the address of the Boulder County election office?
1750 33rd St., Ste. 200, Boulder, CO 80301.
When does early voting start in Boulder County?
Voter service centers open Monday, October 19, 2026. Voter Service and Polling Centers open Oct 19 for in-person voting and registration.
More for Colorado voters
- Who is on the Colorado ballot: every candidate on the state's official list, race by race.
- Colorado voting deadlines 2026: registration, mail ballots, early voting and Election Day.
- Every Colorado county's office.
- Early voting dates in every state.
Other Colorado counties: Adams, Alamosa, Arapahoe, Archuleta, Baca, Bent, City and County of Broomfield, Chaffee, Cheyenne, Clear Creek, Conejos, Costilla, Crowley, Custer, Delta, City and County of Denver, Dolores, Douglas, Eagle, El Paso, Elbert, Fremont, Garfield, Gilpin, Grand, Gunnison, Hinsdale, Huerfano, Jackson, Jefferson, Kiowa, Kit Carson, La Plata, Lake, Larimer, Las Animas, Lincoln, Logan, Mesa, Mineral, Moffat, Montezuma, Montrose, Morgan, Otero, Ouray, Park, Phillips, Pitkin, Prowers, Pueblo, Rio Blanco, Rio Grande, Routt, Saguache, San Juan, San Miguel, Sedgwick, Summit, Teller, Washington, Weld, Yuma.
Office details are from the Colorado Secretary of State, Roster of County Clerks and Recorders (checked October 14, 2026). Dates are Colorado's, each linked to its source. Call the office before you go.