South Haven, Michigan
South Haven is a city in Van Buren County (100% of residents) and Allegan County (0.1%), Michigan, with 3,964 residents in 2020. It is in Michigan's 4th congressional district. Its state senate district is State Senate District 20; its state house district is State House District 38.
County
| County | Share of residents |
|---|---|
| Van Buren County | 100% |
| Allegan County | 0.1% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| Michigan's 4th congressional district (MI-04) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (MI-04) | Bill Huizenga (R) | 202-225-4401 | 100% |
| U.S. Senator | Elissa Slotkin (D) | 202-224-4822 | statewide |
| U.S. Senator | Gary C. Peters (D) | 202-224-6221 · contact form | statewide |
| State Senator (State Senate District 20) | Aric Nesbitt (R) | 100% | |
| State Representative (State House District 38) | Joey Andrews (Democratic) | 100% |
Elected under MI's previous legislative map; the district's lines changed for 2026.
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
- South Haven website: http://www.south-haven.com
- South Haven laws: search for the South Haven, Michigan code of ordinances
- Van Buren County laws: search for the Van Buren County, Michigan code of ordinances
- Allegan County website: http://www.allegancounty.org
- Allegan County laws: search for the Allegan County, Michigan code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 20 | 100% |
| State house district | Share of residents |
|---|---|
| State House District 38 | 100% |
ZIP codes
Percentages mark ZIPs only partly in South Haven: the share of that ZIP's residents living in it.
- 49090 (30%)
Get this in your AI agent
Your agent can get South Haven'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:2674980")
South Haven 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.