Boundary Atlas

ZIP code 63670: Ste. Genevieve, MO

ZIP code 63670 is in Ste. Genevieve (43% of residents), Grayhawk (4.2%) and Weingarten (1.1%), in Ste. Genevieve County, Missouri. 52% of its residents live outside city limits. It is in Missouri's 8th congressional district. Its state senate district is State Senate District 3; its state house district is State House District 145.

11,691residents (2020 Census)
251.1 sq miland area
4cities and towns
1congressional district
10voting precincts

See it on the mapAll of Missouri

City and county

City or townShare of ZIP residents
Ste. Genevieve43%
Grayhawk4.2%
Weingarten1.1%
Ozora0.4%

CountyShare of ZIP residents
Ste. Genevieve County100%

Town or county subdivisionShare of ZIP residents
Ste. Genevieve township82%
Union township11%
Beauvais township3.6%
Saline township3.2%
Jackson township0.2%

Congressional district

Congressional districtShare of ZIP residents
Missouri's 8th congressional district (MO-08)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MO-08)Jason Smith (R)202-225-4404100%
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 3)Mike Henderson (R)100%
State Representative (State House District 145)Bryant Wolfin (R)100%

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 ZIP residents
State Senate District 3100%

State house districtShare of ZIP residents
State House District 145100%

Voting precincts

10 voting precincts overlap ZIP 63670. Map them, with each precinct's share of the ZIP's residents.

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Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

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ZIP 63670 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.