Boundary Atlas

ZIP code 25123: Union district, WV

ZIP code 25123 is in Leon (4.2% of residents), in Mason County (84%) and Putnam County (16%), West Virginia. 96% of its residents live outside city limits. It is in West Virginia's 1st congressional district. Its state senate districts are State Senate District 4 (84%) and State Senate District 8 (16%); its state house districts are Delegate District 18 (45%), Delegate District 17 (39%) and Delegate District 19 (16%).

3,287residents (2020 Census)
116.9 sq miland area
1cities and towns
1congressional district
7voting precincts

See it on the mapAll of West Virginia

City and county

City or townShare of ZIP residents
Leon4.2%

CountyShare of ZIP residents
Mason County84%
Putnam County16%

Town or county subdivisionShare of ZIP residents
Union district36%
Cologne district33%
District 116%
Cooper district15%

Congressional district

Congressional districtShare of ZIP residents
West Virginia's 1st congressional district (WV-01)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (WV-01)Carol D. Miller (R)202-225-3452100%
U.S. SenatorJames C. Justice (R)202-224-3954statewide
U.S. SenatorShelley Moore Capito (R)202-224-6472 · contact formstatewide
State Senator (State Senate District 4)Amy Grady (R)84%
State Senator (State Senate District 4)Eric Tarr (R)304-202-427684%
State Senator (State Senate District 8)Glenn Jeffries (R)16%
State Senator (State Senate District 8)Kevan Bartlett (R)16%
Delegate (Delegate District 18)Jim Butler (R)45%
Delegate (Delegate District 17)Jonathan Pinson (R)39%
Delegate (Delegate District 19)Kathie Hess Crouse (R)856-528-435516%

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 484%
State Senate District 816%

State house districtShare of ZIP residents
Delegate District 1845%
Delegate District 1739%
Delegate District 1916%

Voting precincts

7 voting precincts overlap ZIP 25123. 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:25123")

ZIP 25123 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.