Willow Lake, South Dakota
Willow Lake is a city in Clark County, South Dakota, with 255 residents in 2020. It is in South Dakota's at-large congressional district. Its state senate district is State Senate District 4; its state house district is State House District 4.
County
| County | Share of residents |
|---|---|
| Clark 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 4) | Stephanie Sauder (R) | 100% | |
| State Representative (State House District 4) | Dylan Jordan (R) | 100% | |
| State Representative (State House District 4) | Kent Roe (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
- Willow Lake laws: search for the Willow Lake, South Dakota code of ordinances
- Clark County website: https://clark.sdcounties.org/
- Clark County laws: search for the Clark County, South Dakota code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 4 | 100% |
| State house district | Share of residents |
|---|---|
| State House District 4 | 100% |
ZIP codes
Percentages mark ZIPs only partly in Willow Lake: the share of that ZIP's residents living in it.
- 57278 (30%)
Get this in your AI agent
Your agent can get Willow Lake's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:place:4671940")
Willow Lake 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.