Boundary Atlas

ZIP code 43078: Urbana, OH

ZIP code 43078 is in Urbana (55% of residents), in Champaign County (100%) and Clark County (0.3%), Ohio. 45% of its residents live outside city limits. It is in Ohio's 4th congressional district. Its state senate districts are State Senate District 12 (100%) and State Senate District 10 (0.3%); its state house districts are State House District 85 (100%) and State House District 74 (0.3%).

20,067residents (2020 Census)
150.4 sq miland area
2cities and towns
1congressional district
22voting precincts

See it on the mapAll of Ohio

City and county

City or townShare of ZIP residents
Urbana55%
Mutual0.4%

CountyShare of ZIP residents
Champaign County100%
Clark County0.3%

Town or county subdivisionShare of ZIP residents
Urbana township70%
Mad River township10%
Salem township8.8%
Concord township5.8%
Union township3.6%
Wayne township0.4%
Harrison township0.4%
Jackson township0.3%
German township0.3%

Congressional district

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

Elected officials

OfficeMemberContactShare of residents
MayorBill Bean937-652-430355%
U.S. Representative (OH-04)Jim Jordan (R)202-225-2676100%
U.S. SenatorBernie Moreno (R)202-224-2315statewide
U.S. SenatorJon Husted (R)202-224-3353statewide
State Senator (State Senate District 12)Susan Manchester (R)419-820-8151100%
State Senator (State Senate District 10)Kyle Koehler (R)0.3%
State Representative (State House District 85)Tim Barhorst (R)100%
State Representative (State House District 74)Bernie Willis (R)0.3%

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: Mayors: Open States (public domain); 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 12100%
State Senate District 100.3%

State house districtShare of ZIP residents
State House District 85100%
State House District 740.3%

Voting precincts

22 voting precincts overlap ZIP 43078. Map them, with each precinct's share of the ZIP's residents.

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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:43078")

ZIP 43078 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.