Boundary Atlas

ZIP code 57424: Ashton, SD

ZIP code 57424 is in Ashton (42% of residents), in Spink County (98%) and Faulk County (2.3%), South Dakota. 58% of its residents live outside city limits. It is in South Dakota's at-large congressional district. Its state senate districts are State Senate District 22 (98%) and State Senate District 23 (2.3%); its state house districts are State House District 22 (98%) and State House District 23 (2.3%).

259residents (2020 Census)
166.6 sq miland area
1cities and towns
1congressional district
4voting precincts

See it on the mapAll of South Dakota

City and county

City or townShare of ZIP residents
Ashton42%

CountyShare of ZIP residents
Spink County98%
Faulk County2.3%

Town or county subdivisionShare of ZIP residents
Ashton city42%
Jefferson township23%
Athol township20%
Three Rivers township7.0%
Clifton township3.1%
Pioneer township2.3%
Great Bend township1.2%
Groveland township1.2%
Tetonka township1.2%
Mellette townshipland only
Northville townshipland only

Congressional district

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

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (SD-AL)Dusty Johnson (R)202-225-2801100%
U.S. SenatorJohn Thune (R)202-224-2321 · contact formstatewide
U.S. SenatorMike Rounds (R)202-224-5842 · contact formstatewide
State Senator (State Senate District 22)Brandon Wipf (R)98%
State Senator (State Senate District 23)Mark Lapka (R)2.3%
State Representative (State House District 22)Kevin Van Diepen (R)98%
State Representative (State House District 22)Lana Greenfield (R)98%
State Representative (State House District 23)Scott Moore (R)2.3%
State Representative (State House District 23)Spencer Gosch (R)2.3%

Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 2298%
State Senate District 232.3%

State house districtShare of ZIP residents
State House District 2298%
State House District 232.3%

Voting precincts

4 voting precincts overlap ZIP 57424. 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:57424")

ZIP 57424 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.