Boundary Atlas

ZIP code 35148: Sumiton, AL

ZIP code 35148 is in Sumiton (87% of residents), in Walker County (99%) and Jefferson County (1.4%), Alabama. 13% of its residents live outside city limits. It is in Alabama's 4th congressional district (99%) and Alabama's 6th congressional district (1.4%). Its state senate district is State Senate District 5; its state house districts are State House District 14 (99%) and State House District 13 (0.7%).

2,653residents (2020 Census)
6.2 sq miland area
1cities and towns
2congressional districts
3voting precincts

See it on the mapAll of Alabama

City and county

City or townShare of ZIP residents
Sumiton87%

CountyShare of ZIP residents
Walker County99%
Jefferson County1.4%

Town or county subdivisionShare of ZIP residents
Dora CCD99%
Robbins Crossroads CCD1.4%

Congressional districts

Congressional districtShare of ZIP residents
Alabama's 4th congressional district (AL-04)99%
Alabama's 6th congressional district (AL-06)1.4%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

State legislative districts

State senate districtShare of ZIP residents
State Senate District 5100%

State house districtShare of ZIP residents
State House District 1499%
State House District 130.7%

Voting precincts

3 voting precincts overlap ZIP 35148. 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:35148")

ZIP 35148 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.