Bison, South Dakota
Bison is a town in Perkins County, South Dakota, with 302 residents in 2020. It is in South Dakota's at-large congressional district. Its state senate district is State Senate District 28; its state house district is State House District 28A.
County
| County | Share of residents |
|---|---|
| Perkins County | 100% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| South Dakota's at-large congressional district (SD-AL) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (SD-AL) | Dusty Johnson (R) | 202-225-2801 | 100% |
| U.S. Senator | John Thune (R) | 202-224-2321 · contact form | statewide |
| U.S. Senator | Mike Rounds (R) | 202-224-5842 · contact form | statewide |
| State Senator (State Senate District 28) | Sam Marty (R) | 100% | |
| State Representative (State House District 28A) | Jana Hunt (R) | 100% |
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
- Bison website: http://www.bisonsd.com/
- Bison laws: search for the Bison, South Dakota code of ordinances
- Perkins County website: http://www.perkinscounty.org
- Perkins County laws: search for the Perkins County, South Dakota code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 28 | 100% |
| State house district | Share of residents |
|---|---|
| State House District 28A | 100% |
ZIP codes
Percentages mark ZIPs only partly in Bison: the share of that ZIP's residents living in it.
- 57620 (68%)
Get this in your AI agent
Your agent can get Bison's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:place:4605620")
Bison here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.