Boundary Atlas

Carlisle, Iowa

Carlisle is a city in Warren County (98% of residents) and Polk County (1.8%), Iowa, with 4,160 residents in 2020. It spans 2 congressional districts: IA-01 (98%) and IA-03 (1.8%). It spans 2 state senate and 2 state house districts.

4,160residents (2020 Census)
6.0 sq miland area
1ZIP codes
2congressional districts

County

CountyShare of residents
Warren County98%
Polk County1.8%

Congressional districts

Congressional districtShare of residents
Iowa's 1st congressional district (IA-01)98%
Iowa's 3rd congressional district (IA-03)1.8%

Elected officials

OfficeMemberContactShare of residents
MayorDrew Merrifieldcitywide
U.S. Representative (IA-01)Mariannette Miller-Meeks (R)202-225-657698%
U.S. Representative (IA-03)Zachary Nunn (R)202-225-54761.8%
U.S. SenatorChuck Grassley (R)202-224-3744 · contact formstatewide
U.S. SenatorJoni Ernst (R)202-224-3254 · contact formstatewide
State Senator (State Senate District 23)Jack Whitver (R)1.8%
State Representative (State House District 22)Samantha Fett (R)98%
State Representative (State House District 45)Brian Lohse (R)1.8%

From Wikidata (community-maintained); confirm on the city's website.

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

Local government

State legislative districts

State senate districtShare of residents
State Senate District 1198%
State Senate District 231.8%

State house districtShare of residents
State House District 2298%
State House District 451.8%

ZIP codes

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

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Your agent can get Carlisle'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:

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Carlisle 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.