Boundary Atlas

ZIP code 20176: Leesburg, VA

ZIP code 20176 is in Leesburg (48% of residents) and Lansdowne (23%), in Loudoun County, Virginia. 29% of its residents live outside city limits. It is in Virginia's 10th congressional district. Its state senate district is State Senate District 31; its state house districts are House of Delegates District 29 (87%) and House of Delegates District 30 (13%).

51,777residents (2020 Census)
54.9 sq miland area
2cities and towns
1congressional district
15voting precincts

See it on the mapAll of Virginia

City and county

City or townShare of ZIP residents
Leesburg48%
Lansdowne23%

CountyShare of ZIP residents
Loudoun County100%

Town or county subdivisionShare of ZIP residents
Leesburg district48%
Catoctin district30%
Ashburn district22%

Congressional district

Congressional districtShare of ZIP residents
Virginia's 10th congressional district (VA-10)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 31100%

State house districtShare of ZIP residents
House of Delegates District 2987%
House of Delegates District 3013%

Voting precincts

15 voting precincts overlap ZIP 20176. 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:20176")

ZIP 20176 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.