ZIP code 57006: Brookings, SD
ZIP code 57006 is in Brookings (90% of residents), in Brookings County (99%) and Moody County (0.7%), South Dakota. 10% 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 7 (97%), State Senate District 8 (2.3%) and State Senate District 25 (0.7%); its state house districts are State House District 7 (97%), State House District 8 (2.3%) and State House District 25 (0.7%).
See it on the mapAll of South Dakota
City and county
| City or town | Share of ZIP residents |
|---|---|
| Brookings | 90% |
| County | Share of ZIP residents |
|---|---|
| Brookings County | 99% |
| Moody County | 0.7% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Brookings city | 90% |
| Medary township | 5.1% |
| Brookings township | 1.6% |
| Sterling township | 1.4% |
| Aurora township | 0.5% |
| Fremont township | 0.5% |
| Trenton township | 0.4% |
| Afton township | 0.3% |
| Eureka township | 0.2% |
| Riverview township | 0.1% |
| Argo township | <0.1% |
| Volga township | <0.1% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| South Dakota's at-large congressional district (SD-AL) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| Mayor | Oepke "Ope" Niemeyer | 90% | |
| 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 7) | Tim Reed (R) | 97% | |
| State Senator (State Senate District 8) | Casey Crabtree (R) | 2.3% | |
| State Senator (State Senate District 25) | Tom Pischke (R) | 0.7% | |
| State Representative (State House District 7) | Mellissa Heermann (R) | 97% | |
| State Representative (State House District 7) | Roger DeGroot (R) | 97% | |
| State Representative (State House District 8) | Tim Reisch (R) | 2.3% | |
| State Representative (State House District 8) | Tim Walburg (R) | 2.3% | |
| State Representative (State House District 25) | Jon Hansen (R) | 0.7% | |
| State Representative (State House District 25) | Les Heinemann (R) | 0.7% |
From Wikidata (community-maintained); confirm on the city's website.
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); Mayors: Wikidata (CC0).
Local government
- Brookings website: http://www.cityofbrookings.org
- Brookings laws: search for the Brookings, South Dakota code of ordinances
- Brookings County website: http://www.brookingscountysd.gov
- Brookings County laws: search for the Brookings County, South Dakota code of ordinances
- Moody County website: https://www.moodycounty.net/
- Moody County laws: search for the Moody County, South Dakota code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 7 | 97% |
| State Senate District 8 | 2.3% |
| State Senate District 25 | 0.7% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 7 | 97% |
| State House District 8 | 2.3% |
| State House District 25 | 0.7% |
Voting precincts
14 voting precincts overlap ZIP 57006. 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:57006")
ZIP 57006 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.