Boundary Atlas

ZIP code 45241: Sharonville, OH

ZIP code 45241 is in Sharonville (52% of residents), Blue Ash (12%) and Evendale (11%), in Hamilton County (67%), Butler County (33%) and Warren County (0.4%), Ohio. 25% of its residents live outside city limits. It is in Ohio's 8th congressional district (100%) and Ohio's 1st congressional district (0.4%). Its state senate districts are State Senate District 7 (67%) and State Senate District 4 (33%); its state house districts are State House District 28 (67%), State House District 45 (33%) and State House District 56 (0.4%).

24,380residents (2020 Census)
17.5 sq miland area
3cities and towns
2congressional districts
25voting precincts

See it on the mapAll of Ohio

City and county

City or townShare of ZIP residents
Sharonville52%
Blue Ash12%
Evendale11%

CountyShare of ZIP residents
Hamilton County67%
Butler County33%
Warren County0.4%

Town or county subdivisionShare of ZIP residents
Sharonville city42%
West Chester township33%
Blue Ash city12%
Evendale village11%
Sycamore township2.4%
Deerfield township0.4%

Congressional districts

Congressional districtShare of ZIP residents
Ohio's 8th congressional district (OH-08)100%
Ohio's 1st congressional district (OH-01)0.4%

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 767%
State Senate District 433%

State house districtShare of ZIP residents
State House District 2867%
State House District 4533%
State House District 560.4%

Voting precincts

25 voting precincts overlap ZIP 45241. 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:45241")

ZIP 45241 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.