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Boulder County

County CO Boulder All CO counties
Updated 1 month, 2 weeks ago
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QR code that opens the Boulder County page

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County map and voting statistics

Boulder County map

  • Early voting
  • Election Day only
  • Several places; select to zoom in

County outlines are U.S. Census reference boundaries. Select a place for its hours and directions, or use "Show on map" in the lists. Only locations with reviewed coordinates are mapped. On a phone, move the map with two fingers.

Explore precincts, polling places and district layers

Early voting numbers

November 3, 2026 election · Reported through October 27, 2026

Secondary source report

Mail ballots returned
74,194

Secondary republication of election-office aggregate counts. The reporting date is the dated source snapshot, not a claim that every county reported at the same time. Registration-party, historical comparisons and forecasts are excluded. Returned mail ballots are not certified votes or a complete count of all voting methods. Unavailable in-person figures are omitted, not displayed as zero.

Source: PollingSource · Checked October 29, 2026

This is a dated snapshot, not a live count. These preliminary participation totals may be revised. They do not show candidate results or predict an election outcome.

Check the official election office for updates

Voting information on file

Published sample ballots
2
Published polling places
20
Mapped polling places
13

For the November 3, 2026 election. These count records published on this site. Zero means no published records here; it does not establish that none exist in the county. Early-voting reports above have their own dates.

Voting & civic resources

Voting precincts

Open a precinct for its numbered boundary, matched sample ballots, candidates and voting locations. Confirm your registered precinct with the election office.

Boulder County · 234 precincts on file

2020 Census voting-district reference · U.S. Census Bureau

Browse and search all Boulder County precincts

Find your precinct by city, county, address or ZIP

Your ballot and where to vote

Your November 3 ballot

As of October 15, 2026

Tuesday, November 3, 2026.

Sample ballots

Sample ballots available for places in Boulder County. Check the municipality, precinct or ballot style shown on each document to find the ballot that applies to you.

Races and candidates on the Boulder County ballot (29)

Where to vote

As of October 15, 2026

Boulder County uses countywide vote centers: registered Boulder County voters may vote at any location listed for that county.

Early voting · Oct 19 – Nov 2

  • Boulder County Clerk & Recorder
    1750 33rd St., Boulder, CO
    Get directions
    Mon, Oct 19 – Fri, Oct 23
    8:00 a.m. – 6:00 p.m.
    Mon, Oct 26 – Fri, Oct 30
    8:00 a.m. – 6:00 p.m.
    Sat, Oct 31
    8:00 a.m. – 5:00 p.m.
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • Boulder Public Library
    1001 Arapahoe Ave., Boulder, CO
    Get directions
    Fri, Oct 30
    8:00 a.m. – 6:00 p.m.
    Sat, Oct 31
    8:00 a.m. – 5:00 p.m.
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • CU Campus - University Memorial Center (UMC)
    1669 Euclid Ave., Boulder, CO · Very limited parking
    Get directions
    Mon, Oct 26 – Fri, Oct 30
    8:00 a.m. – 6:00 p.m.
    Sat, Oct 31
    8:00 a.m. – 5:00 p.m.
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • CU Campus – Williams Village
    500 30th St., Boulder, CO · Very limited parking
    Not shown on the map; see address
    Get directions
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • Erie Community Center
    450 Powers St., Erie, CO · Co-hosted with Weld County Closes at 5 p.m. Friday and Monday
    Not shown on the map; see address
    Get directions
    Fri, Oct 30 – Sat, Oct 31
    8:00 a.m. – 5:00 p.m.
    Mon, Nov 2
    8:00 a.m. – 5:00 p.m.
  • Front Range Community College (FRCC) – Classroom Building
    2121 Miller Drive, Longmont, CO
    Get directions
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • Gunbarrel Library
    6500 Lookout Road, Gunbarrel, CO
    Not shown on the map; see address
    Get directions
    Fri, Oct 30
    8:00 a.m. – 6:00 p.m.
    Sat, Oct 31
    8:00 a.m. – 5:00 p.m.
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • Lafayette Public Library
    775 Baseline Road, Lafayette, CO
    Not shown on the map; see address
    Get directions
    Fri, Oct 30
    8:00 a.m. – 6:00 p.m.
    Sat, Oct 31
    8:00 a.m. – 5:00 p.m.
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • Lashley Street Station
    1200 Lashley St., Longmont, CO
    Get directions
    Fri, Oct 30
    8:00 a.m. – 6:00 p.m.
    Sat, Oct 31
    8:00 a.m. – 5:00 p.m.
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • Longmont Fire Station #5
    617 Barberry Drive, Longmont, CO
    Get directions
    Fri, Oct 30
    8:00 a.m. – 6:00 p.m.
    Sat, Oct 31
    8:00 a.m. – 5:00 p.m.
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • Longmont Museum
    400 Quail Road, Longmont, CO · Co-hosted with Weld County
    Not shown on the map; see address
    Get directions
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • Louisville Recreation Center
    900 W. Via Appia Way, Louisville, CO
    Not shown on the map; see address
    Get directions
    Fri, Oct 30
    8:00 a.m. – 6:00 p.m.
    Sat, Oct 31
    8:00 a.m. – 5:00 p.m.
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • Lyons Regional Library
    451 4th Ave., Lyons, CO
    Get directions
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • Moose Lodge
    2200 Pratt St., Longmont, CO
    Get directions
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • Nederland Community Center
    750 North Highway 72, Nederland, CO
    Not shown on the map; see address
    Get directions
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • NoBo Library
    4500 13th St., Boulder, CO
    Get directions
    Fri, Oct 30
    8:00 a.m. – 6:00 p.m.
    Sat, Oct 31
    8:00 a.m. – 5:00 p.m.
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • South Boulder Recreation Center
    1360 Gillaspie Drive, Boulder, CO
    Get directions
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • Southeast County Community Hub
    1755 S. Public Road, Lafayette, CO
    Get directions
    Mon, Oct 19 – Fri, Oct 23
    8:00 a.m. – 6:00 p.m.
    Mon, Oct 26 – Fri, Oct 30
    8:00 a.m. – 6:00 p.m.
    Sat, Oct 31
    8:00 a.m. – 5:00 p.m.
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • St. Vrain Community Hub
    515 Coffman St., Longmont, CO
    Get directions
    Mon, Oct 19 – Fri, Oct 23
    8:00 a.m. – 6:00 p.m.
    Mon, Oct 26 – Fri, Oct 30
    8:00 a.m. – 6:00 p.m.
    Sat, Oct 31
    8:00 a.m. – 5:00 p.m.
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.
  • Superior Town Hall
    124 East Coal Creek Drive, Superior, CO
    Get directions
    Mon, Nov 2
    8:00 a.m. – 6:00 p.m.

Election Day · Tuesday, November 3 · 7:00 a.m. – 7:00 p.m.

  • Boulder County Clerk & Recorder
    1750 33rd St., Boulder
    Get directions
  • Boulder Public Library
    1001 Arapahoe Ave., Boulder
    Get directions
  • CU Campus - University Memorial Center (UMC)
    1669 Euclid Ave., Boulder
    Very limited parking
    Get directions
  • CU Campus – Williams Village
    500 30th St., Boulder
    Very limited parking
    Not shown on the map; see address
    Get directions
  • Erie Community Center
    450 Powers St., Erie
    Co-hosted with Weld County Closes at 5 p.m. Friday and Monday
    Not shown on the map; see address
    Get directions
  • Front Range Community College (FRCC) – Classroom Building
    2121 Miller Drive, Longmont
    Get directions
  • Gunbarrel Library
    6500 Lookout Road, Gunbarrel
    Not shown on the map; see address
    Get directions
  • Lafayette Public Library
    775 Baseline Road, Lafayette
    Not shown on the map; see address
    Get directions
  • Lashley Street Station
    1200 Lashley St., Longmont
    Get directions
  • Longmont Fire Station #5
    617 Barberry Drive, Longmont
    Get directions
  • Longmont Museum
    400 Quail Road, Longmont
    Co-hosted with Weld County
    Not shown on the map; see address
    Get directions
  • Louisville Recreation Center
    900 W. Via Appia Way, Louisville
    Not shown on the map; see address
    Get directions
  • Lyons Regional Library
    451 4th Ave., Lyons
    Get directions
  • Moose Lodge
    2200 Pratt St., Longmont
    Get directions
  • Nederland Community Center
    750 North Highway 72, Nederland
    Not shown on the map; see address
    Get directions
  • NoBo Library
    4500 13th St., Boulder
    Get directions
  • South Boulder Recreation Center
    1360 Gillaspie Drive, Boulder
    Get directions
  • Southeast County Community Hub
    1755 S. Public Road, Lafayette
    Get directions
  • St. Vrain Community Hub
    515 Coffman St., Longmont
    Get directions
  • Superior Town Hall
    124 East Coal Creek Drive, Superior
    Get directions

Confirm with your county elections office. Locations and hours can change. This summary may be incomplete; the county's official list is the authority. Polling location source ·Sample ballot source ·Sample ballot source

Search Boulder County

Find officials, candidates, races and offices for Boulder County. Results update as you type.

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Civic coverage for this county area

County offices and source-listed election races appear below. Municipalities and districts may cross county lines or serve only part of this area. County race lists are not a complete personal ballot. Coverage is still expanding across all election types.

Official state or territorial election office · listed by USAGov. Local election-authority details remain under research.

Municipalities and townships

Mayors, councils, town boards and township offices.

Local inventory pending

Schools and education

School boards and education districts, including districts crossing county lines.

Local inventory pending

Special districts

Water, fire, hospital, utility, transit and other local governing boards.

Local inventory pending

Other mapped areas

Communities and district geography. A mapped area does not establish a separate elected government.

Local inventory pending

Races & candidates

Contests tied to this jurisdiction through the office, election, or district we have on file.

Attorney General of Colorado Nov. 3, 2026 · November 3, 2026 General Election — Colorado
Boulder County Assessor Nov. 3, 2026 · November 3, 2026 General Election — Boulder County
Boulder County Clerk and Recorder Nov. 3, 2026 · November 3, 2026 General Election — Boulder County
Boulder County Commissioner, District 3 Nov. 3, 2026 · November 3, 2026 General Election — Boulder County
Boulder County Coroner Nov. 3, 2026 · November 3, 2026 General Election — Boulder County
  • Jeff Martin Democratic Election-stage party: Democratic
Boulder County Sheriff Nov. 3, 2026 · November 3, 2026 General Election — Boulder County
Boulder County Surveyor Nov. 3, 2026 · November 3, 2026 General Election — Boulder County
Boulder County Treasurer Nov. 3, 2026 · November 3, 2026 General Election — Boulder County
Colorado County Court Judge Nov. 3, 2026 · November 3, 2026 General Election — Colorado
Colorado County Court Judge Nov. 3, 2026 · November 3, 2026 General Election — Colorado
Colorado County Court Judge Nov. 3, 2026 · November 3, 2026 General Election — Colorado
Colorado Court of Appeals Judge Nov. 3, 2026 · November 3, 2026 General Election — Colorado
Colorado Court of Appeals Judge Nov. 3, 2026 · November 3, 2026 General Election — Colorado
Colorado Court of Appeals Judge Nov. 3, 2026 · November 3, 2026 General Election — Colorado
Colorado Court of Appeals Judge Nov. 3, 2026 · November 3, 2026 General Election — Colorado
Colorado Court of Appeals Judge Nov. 3, 2026 · November 3, 2026 General Election — Colorado
Colorado Court of Appeals Judge Nov. 3, 2026 · November 3, 2026 General Election — Colorado
Colorado Supreme Court Justice Nov. 3, 2026 · November 3, 2026 General Election — Colorado
Governor of Colorado Nov. 3, 2026 · November 3, 2026 General Election — Colorado
  • Stephen T. Hamilton American Constitution Party Election-stage party: American Constitution Party
  • Greg Lopez Unaffiliated Election-stage party: Unaffiliated
  • Victor Marx Republican Election-stage party: Republican Party
  • Eric Mulder Libertarian Election-stage party: Libertarian Party
  • Jeff Peckman Unity Party Election-stage party: Unity Party
  • Erik Underwood Approval Voting Party Election-stage party: Approval Voting Party
  • Phil Weiser Democratic Election-stage party: Democratic Party
Lieutenant Governor of Colorado Nov. 3, 2026 · November 3, 2026 General Election — Colorado
Mayor, City of Boulder Nov. 3, 2026 · November 3, 2026 General Election — City of Boulder
Mayor, Town of Superior Nov. 3, 2026 · November 3, 2026 General Election — Town of Superior
Secretary of State of Colorado Nov. 3, 2026 · November 3, 2026 General Election — Colorado
  • Amanda Campbell American Constitution Party Election-stage party: American Constitution Party
  • Amanda Gonzalez Democratic Election-stage party: Democratic Party
  • Celeste Landry Forward Party Election-stage party: Forward Party
  • Sean Vadney Libertarian Election-stage party: Libertarian Party
  • James Wiley Republican Election-stage party: Republican Party
State Treasurer of Colorado Nov. 3, 2026 · November 3, 2026 General Election — Colorado
Town of Erie Council Member, District 1 Nov. 3, 2026 · November 3, 2026 General Election — Town of Erie
Town of Erie Council Member, District 2 Nov. 3, 2026 · November 3, 2026 General Election — Town of Erie
Town of Superior Council Member Nov. 3, 2026 · November 3, 2026 General Election — Town of Superior
U.S. Senate Colorado Nov. 3, 2026 · November 3, 2026 General Election — Colorado
  • John W. Hickenlooper Democratic · incumbent Election-stage party: Democratic Party
  • Ryan Apelbaum Republican Election-stage party: Republican Party
  • Mark Baisley Republican Election-stage party: Republican Party
  • Christopher Baum Approval Voting Party Election-stage party: Approval Voting Party
  • Bob Chew Forward Party Election-stage party: Forward Party
  • Blake Huber Libertarian Election-stage party: Libertarian Party
  • Will Powers Republican Election-stage party: Republican Party
  • Donald Willoughby Unaffiliated Election-stage party: Unaffiliated
  • Adam Withrow Unity Party Election-stage party: Unity Party

Recent officeholder updates

Updated 2 weeks, 1 day ago
Updated 2 weeks, 1 day ago

Elections

November 3, 2026 General Election — Boulder County
General
Nov. 3, 2026

Sources

Raw provider payloads are stored for auditability.

Official government source
External ID: census-county-08013-2026
Fetched 1 month, 2 weeks ago