Boundary Atlas

ZIP code 57767: Lakeside, SD

ZIP code 57767 is in Pennington County (56%) and Meade County (44%), South Dakota, outside any city or Census-designated place. It is in South Dakota's at-large congressional district. Its state senate districts are State Senate District 27 (56%) and State Senate District 29 (44%); its state house districts are State House District 27 (56%) and State House District 29 (44%).

153residents (2020 Census)
144.9 sq miland area
0cities and towns
1congressional district
3voting precincts

See it on the mapAll of South Dakota

City and county

Outside any city or Census-designated place.


CountyShare of ZIP residents
Pennington County56%
Meade County44%

Town or county subdivisionShare of ZIP residents
Lakeside township44%
East Central Pennington UT43%
Owanka township12%
Belle Fourche-Cheyenne Valleys UTland only

Congressional district

Congressional districtShare of ZIP residents
South Dakota's at-large congressional district (SD-AL)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 2756%
State Senate District 2944%

State house districtShare of ZIP residents
State House District 2756%
State House District 2944%

Voting precincts

3 voting precincts overlap ZIP 57767. 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:57767")

ZIP 57767 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.