Boundary Atlas

Berthoud, Colorado

Berthoud is a town in Larimer County (97% of residents) and Weld County (2.5%), Colorado, with 10,343 residents in 2020. It is in Colorado's 8th congressional district. Its state senate district is State Senate District 23; its state house district is State House District 64.

10,343residents (2020 Census)
13.1 sq miland area
3ZIP codes
1congressional district

County

CountyShare of residents
Larimer County97%
Weld County2.5%

Congressional district

Congressional districtShare of residents
Colorado's 8th congressional district (CO-08)100%

Elected officials

OfficeMemberContactShare of residents
MayorWilliam Karspeck970-685-7737citywide
U.S. Representative (CO-08)Gabe Evans (R)202-225-5625100%
U.S. SenatorJohn W. Hickenlooper (D)202-224-5941 · contact formstatewide
U.S. SenatorMichael F. Bennet (D)202-224-5852 · contact formstatewide
State Senator (State Senate District 23)Barbara Kirkmeyer (R)100%
State Representative (State House District 64)Scott Slaugh (R)100%

Officials serving now (members of Congress until January 3, 2027). Sources: Mayors: Open States (public domain); State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of residents
State Senate District 23100%

State house districtShare of residents
State House District 64100%

ZIP codes

Percentages mark ZIPs only partly in Berthoud: the share of that ZIP's residents living in it.

Get this in your AI agent

Your agent can get Berthoud's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:place:0806255")

Berthoud here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.