Boundary Atlas

ZIP code 21076: Severn, MD

ZIP code 21076 is in Severn (78% of residents) and Elkridge (18%), in Anne Arundel County (82%) and Howard County (18%), Maryland. It is in Maryland's 3rd congressional district. Its state senate districts are State Senate District 32 (82%) and State Senate District 12 (18%); its state house districts are State Legislative District 32 (82%), State Legislative Subdistrict 12A (18%) and State Legislative Subdistrict 12B (0.2%).

22,299residents (2020 Census)
13.1 sq miland area
2cities and towns
1congressional district
12voting precincts

See it on the mapAll of Maryland

City and county

City or townShare of ZIP residents
Severn78%
Elkridge18%

CountyShare of ZIP residents
Anne Arundel County82%
Howard County18%

Town or county subdivisionShare of ZIP residents
District 179%
District 1, Elkridge18%
District 23.6%
District 4land only

Congressional district

Congressional districtShare of ZIP residents
Maryland's 3rd congressional district (MD-03)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 3282%
State Senate District 1218%

State house districtShare of ZIP residents
State Legislative District 3282%
State Legislative Subdistrict 12A18%
State Legislative Subdistrict 12B0.2%

Voting precincts

12 voting precincts overlap ZIP 21076. 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:21076")

ZIP 21076 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.