Boundary Atlas

ZIP code 43345: Ridgeway, OH

ZIP code 43345 is in Ridgeway (36% of residents), in Hardin County (61%), Logan County (37%) and Union County (1.7%), Ohio. 64% of its residents live outside city limits. It is in Ohio's 4th congressional district. Its state senate districts are State Senate District 1 (98%) and State Senate District 26 (1.7%); its state house districts are State House District 83 (98%) and State House District 86 (1.7%).

874residents (2020 Census)
28.5 sq miland area
1cities and towns
1congressional district
5voting precincts

See it on the mapAll of Ohio

City and county

City or townShare of ZIP residents
Ridgeway36%

CountyShare of ZIP residents
Hardin County61%
Logan County37%
Union County1.7%

Town or county subdivisionShare of ZIP residents
Hale township51%
Bokescreek township34%
Taylor Creek township10%
Rushcreek township3.5%
Washington township1.7%

Congressional district

Congressional districtShare of ZIP residents
Ohio's 4th congressional district (OH-04)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 198%
State Senate District 261.7%

State house districtShare of ZIP residents
State House District 8398%
State House District 861.7%

Voting precincts

5 voting precincts overlap ZIP 43345. 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:43345")

ZIP 43345 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.