Stage 1 Fire Restrictions, effective Aug. 12, 2025, for unincorporated western Boulder County.

Visit the Boulder County Ballot Measures website for information about possible 2025 ballot measures.

2017 Coordinated Election Ballot Return Data

2017 Coordinated Election Ballot Return Data

Boulder County Ballots Received

Active, eligible (18+) registered voters through Nov.7, 2017: 217,124

Includes all mail ballots returned and all in-person ballots through date listed. We begin reporting these figures weekdays for the day/days prior approximately two weeks before Election Day. Additionally, numbers may differ from final election results due to eight-day final processing of military/overseas ballots and ballot resolution. This page was updated weekdays at approximately 10 – 11 a.m.

DateBallot Returns through Date
Monday, Oct. 238,065
Tuesday, Oct. 2410,082
Wednesday, Oct. 2514,004
Thursday, Oct. 2616,860
Friday, Oct. 2718,336
Monday, Oct. 3026,168
Tuesday, Oct. 3129,028
Wednesday, Nov. 134,061
Thursday, Nov. 238,607
Sunday, Nov. 550,323
Monday, Nov. 662,425
Wednesday, Nov. 894,981

Undeliverable Ballots

Ballots returned as undeliverable to Boulder County Elections during the 2017 Coordinated Election.

DateUndeliverable Totals through Date
Monday, Oct. 23 (and prior)2679
Tuesday, Oct. 247032
Wednesday, Oct. 2512,095
Thursday, Oct. 2616,266
Sunday, Oct. 2916,367
Monday, Oct. 3017,842
Tuesday, Oct. 3120,717
Wednesday, Nov. 120,717
Thursday, Nov. 220,992
Sunday, Nov. 521,203
Monday, Nov. 621,416
Wednesday, Nov. 821,608

Contact Us

Elections Division

7:30 a.m. - 5 p.m.
Monday - Thursday
Closed Fridays

Boulder County Elections Homepage
vote@bouldercounty.gov

Phone: 303-413-7740
Fax: 303-413-7728

Office Location and Mailing Address

1750 33rd St., Suite 200
Boulder, CO 80301

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