Boundary Atlas

Foristell, Missouri

Foristell is a city in St. Charles County (51% of residents) and Warren County (49%), Missouri, with 560 residents in 2020. It spans 2 congressional districts: MO-02 (61%) and MO-03 (39%). It spans 2 state senate and 3 state house districts.

560residents (2020 Census)
6.1 sq miland area
1ZIP codes
2congressional districts

County

CountyShare of residents
St. Charles County51%
Warren County49%

Congressional districts

Congressional districtShare of residents
Missouri's 2nd congressional district (MO-02)61%
Missouri's 3rd congressional district (MO-03)39%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MO-02)Ann Wagner (R)202-225-162161%
U.S. Representative (MO-03)Robert F. Onder, Jr. (R)202-225-295639%
U.S. SenatorEric Schmitt (R)202-224-5721 · contact formstatewide
U.S. SenatorJosh Hawley (R)202-224-6154 · contact formstatewide
State Senator (State Senate District 26)Ben Brown (R)49%
State Representative (State House District 42)Jeff Myers (R)49%
State Representative (State House District 64)Deanna Self (R)49%
State Representative (State House District 102)Richard West (R)2.3%

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).

Local government

State legislative districts

State senate districtShare of residents
State Senate District 1051%
State Senate District 2649%

State house districtShare of residents
State House District 4249%
State House District 6449%
State House District 1022.3%

ZIP codes

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

Get this in your AI agent

Your agent can get Foristell'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:2925120")

Foristell 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.