Boundary Atlas

ZIP code 17846: Millville, PA

ZIP code 17846 is in Millville (26% of residents), Iola (4.2%) and Eyers Grove (2.8%), in Columbia County (98%) and Lycoming County (1.7%), Pennsylvania. 67% of its residents live outside city limits. It is in Pennsylvania's 9th congressional district. Its state senate districts are State Senate District 27 (98%) and State Senate District 23 (1.7%); its state house districts are State House District 109 (98%) and State House District 84 (1.7%).

3,693residents (2020 Census)
46.8 sq miland area
3cities and towns
1congressional district
8voting precincts

See it on the mapAll of Pennsylvania

City and county

City or townShare of ZIP residents
Millville26%
Iola4.2%
Eyers Grove2.8%

CountyShare of ZIP residents
Columbia County98%
Lycoming County1.7%

Town or county subdivisionShare of ZIP residents
Greenwood township34%
Millville borough26%
Pine township21%
Madison township8.3%
Mount Pleasant township7.8%
Orange township1.5%
Franklin township1.3%
Jordan township0.4%

Congressional district

Congressional districtShare of ZIP residents
Pennsylvania's 9th congressional district (PA-09)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 2798%
State Senate District 231.7%

State house districtShare of ZIP residents
State House District 10998%
State House District 841.7%

Voting precincts

8 voting precincts overlap ZIP 17846. 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:17846")

ZIP 17846 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.