Boundary Atlas

ZIP code 20135: Millwood district, VA

ZIP code 20135 is in Shenandoah Retreat (19% of residents), in Clarke County (65%), Loudoun County (31%) and Jefferson County (3.7%), Virginia. 81% of its residents live outside city limits. It is in Virginia's 6th congressional district (65%), Virginia's 10th congressional district (31%) and West Virginia's 2nd congressional district (3.7%). Its state senate districts are State Senate District 1 (65%), State Senate District 31 (31%) and State Senate District 16 (3.7%); its state house districts are House of Delegates District 31 (65%), House of Delegates District 30 (31%) and Delegate District 100 (3.7%).

2,935residents (2020 Census)
38.6 sq miland area
1cities and towns
3congressional districts
8voting precincts

See it on the mapAll of Virginia

City and county

City or townShare of ZIP residents
Shenandoah Retreat19%

CountyShare of ZIP residents
Clarke County65%
Loudoun County31%
Jefferson County3.7%

Town or county subdivisionShare of ZIP residents
Millwood district39%
Blue Ridge district31%
Buckmarsh district26%
Harpers Ferry district3.7%

Congressional districts

Congressional districtShare of ZIP residents
Virginia's 6th congressional district (VA-06)65%
Virginia's 10th congressional district (VA-10)31%
West Virginia's 2nd congressional district (WV-02)3.7%

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 165%
State Senate District 3131%
State Senate District 163.7%

State house districtShare of ZIP residents
House of Delegates District 3165%
House of Delegates District 3031%
Delegate District 1003.7%

Voting precincts

8 voting precincts overlap ZIP 20135. It also crosses into WV. 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:20135")

ZIP 20135 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.