Boundary Atlas

ZIP code 45036: Lebanon, OH

ZIP code 45036 is in Lebanon (51% of residents) and Mason (2.5%), in Warren County, Ohio. 47% of its residents live outside city limits. It is in Ohio's 1st congressional district. Its state senate district is State Senate District 7; its state house districts are State House District 56 (89%) and State House District 55 (11%).

41,060residents (2020 Census)
81.2 sq miland area
3cities and towns
1congressional district
38voting precincts

See it on the mapAll of Ohio

City and county

City or townShare of ZIP residents
Lebanon51%
Mason2.5%
South Lebanon<0.1%

CountyShare of ZIP residents
Warren County100%

Town or county subdivisionShare of ZIP residents
Lebanon city51%
Turtlecreek township34%
Clear Creek township10%
Mason city2.5%
Union township2.4%
Salem township0.3%
Wayne township0.1%

Congressional district

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

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (OH-01)Greg Landsman (D)202-225-2216100%
U.S. SenatorBernie Moreno (R)202-224-2315statewide
U.S. SenatorJon Husted (R)202-224-3353statewide
State Senator (State Senate District 7)Steve Wilson (R)100%
State Representative (State House District 56)Adam Mathews (R)89%
State Representative (State House District 55)Michelle Teska (R)11%

Elected in 2024 under OH's previous congressional map; this district's lines changed for the 120th Congress (seated January 3, 2027).

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 7100%

State house districtShare of ZIP residents
State House District 5689%
State House District 5511%

Voting precincts

38 voting precincts overlap ZIP 45036. 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:45036")

ZIP 45036 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.