Boundary Atlas

ZIP code 45458: Centerville, OH

ZIP code 45458 is in Centerville (24% of residents), in Montgomery County (88%), Warren County (11%) and Greene County (0.8%), Ohio. 76% of its residents live outside city limits. It is in Ohio's 10th congressional district (89%) and Ohio's 1st congressional district (11%). Its state senate districts are State Senate District 6 (88%), State Senate District 7 (11%) and State Senate District 10 (0.8%); its state house districts are State House District 37 (88%), State House District 55 (11%) and State House District 70 (0.8%).

36,474residents (2020 Census)
19.9 sq miland area
1cities and towns
2congressional districts
34voting precincts

See it on the mapAll of Ohio

City and county

City or townShare of ZIP residents
Centerville24%

CountyShare of ZIP residents
Montgomery County88%
Warren County11%
Greene County0.8%

Town or county subdivisionShare of ZIP residents
Washington township88%
Clear Creek township11%
Sugarcreek township0.8%
Wayne township0.3%

Congressional districts

Congressional districtShare of ZIP residents
Ohio's 10th congressional district (OH-10)89%
Ohio's 1st congressional district (OH-01)11%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

State legislative districts

State senate districtShare of ZIP residents
State Senate District 688%
State Senate District 711%
State Senate District 100.8%

State house districtShare of ZIP residents
State House District 3788%
State House District 5511%
State House District 700.8%

Voting precincts

34 voting precincts overlap ZIP 45458. 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:45458")

ZIP 45458 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.