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Election Information

2020 General Election – Tuesday, November 3 – Dates & Details

Key Dates & Events:

  • Wednesday, September 16 Compiled Ballot Content
  • Saturday, September 19 – Ballots mailed/transmitted to overseas and military (UOCAVA) voters.
  • Monday, September 21 Mail ballots can be issued in person at main Clerk & Recorder office.
  • Friday, October 9 – Ballots mailed to all Boulder County voters (non-overseas voters).
  • Monday, October 19 – Ballot-to-Go service launches and select Vote Centers open.
  • Monday, October 26 – Last day to register and still be mailed a ballot / last day to request a replacement ballot be mailed to you. Note: Colorado DOES NOT have a registration deadline. Eligible voters can register and vote on the same day at any Vote Center. See eligibility requirements. If you did not receive a ballot or you damaged your ballot and need a new one, call to verify your address and request a replacement ballot: 303-413-7740 between 8 a.m. – 4:30 p.m. (Monday-Friday)
  • Tuesday, November 3 – Election Day – Last day to vote; Ballots due by 7 p.m.

Helpful Resources & Other Information:

More information will be posted throughout the election period regarding the General Election.

Contact Us

Elections Division


303-413-7728 (Fax)


Hours: 8 a.m. – 4:30 p.m. M-F


Boulder: 1750 33rd Street
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Longmont: 529 Coffman Street
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Lafayette: 1376 Miners Drive
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Mailing Address

1750 33rd Street, Suite 200
Boulder, CO 80301