Boundary Atlas

ZIP code 63136: Jennings, MO

ZIP code 63136 is in Jennings (31% of residents), Dellwood (9.8%), Castle Point (6.7%), Ferguson (6.2%), St. Louis (6.2%), Moline Acres (4.3%), Country Club Hills (2.4%) and Flordell Hills (1.7%), in St. Louis County (94%) and St. Louis city (6.2%), Missouri. 32% of its residents live outside city limits. It is in Missouri's 1st congressional district. Its state senate districts are State Senate District 13 (78%), State Senate District 14 (16%) and State Senate District 5 (6.2%); its state house districts are State House District 85 (70%), State House District 66 (8.4%), State House District 73 (8.2%), State House District 76 (4.8%), State House District 67 (3.8%), State House District 68 (2.1%), State House District 74 (1.6%) and State House District 84 (1.5%).

41,767residents (2020 Census)
10.9 sq miland area
9cities and towns
1congressional district
51voting precincts

See it on the mapAll of Missouri

City and county

City or townShare of ZIP residents
Jennings31%
Dellwood9.8%
Castle Point6.7%
Ferguson6.2%
St. Louis6.2%
Moline Acres4.3%
Country Club Hills2.4%
Flordell Hills1.7%
Bellefontaine Neighbors0.3%

CountyShare of ZIP residents
St. Louis County94%
St. Louis city6.2%

Town or county subdivisionShare of ZIP residents
Norwood township42%
Ferguson township22%
Normandy township15%
St. Ferdinand township13%
St. Louis city6.2%
Spanish Lake township0.5%

Congressional district

Congressional districtShare of ZIP residents
Missouri's 1st congressional district (MO-01)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 1378%
State Senate District 1416%
State Senate District 56.2%

State house districtShare of ZIP residents
State House District 8570%
State House District 668.4%
State House District 738.2%
State House District 764.8%
State House District 673.8%
State House District 682.1%
State House District 741.6%
State House District 841.5%

Voting precincts

51 voting precincts overlap ZIP 63136. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

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:

related_geographies(id="us:zcta:63136")

ZIP 63136 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.