Boundary Atlas

ZIP code 17844: Mifflinburg, PA

ZIP code 17844 is in Mifflinburg (35% of residents) and Vicksburg (2.1%), in Union County, Pennsylvania. 63% of its residents live outside city limits. It is in Pennsylvania's 15th congressional district. Its state senate district is State Senate District 23; its state house districts are State House District 76 (100%) and State House District 85 (0.3%).

9,996residents (2020 Census)
106.6 sq miland area
2cities and towns
1congressional district
9voting precincts

See it on the mapAll of Pennsylvania

City and county

City or townShare of ZIP residents
Mifflinburg35%
Vicksburg2.1%

CountyShare of ZIP residents
Union County100%

Town or county subdivisionShare of ZIP residents
Mifflinburg borough35%
West Buffalo township29%
Limestone township16%
Buffalo township13%
Lewis township7.1%
East Buffalo township0.3%
Hartley township<0.1%

Congressional district

Congressional districtShare of ZIP residents
Pennsylvania's 15th congressional district (PA-15)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 23100%

State house districtShare of ZIP residents
State House District 76100%
State House District 850.3%

Voting precincts

9 voting precincts overlap ZIP 17844. 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:17844")

ZIP 17844 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.