ZIP code 55972: St. Charles, MN
ZIP code 55972 is in St. Charles (76% of residents), in Winona County (96%) and Olmsted County (3.9%), Minnesota. 24% of its residents live outside city limits. It is in Minnesota's 1st congressional district. Its state senate district is State Senate District 20; its state house district is State House District 20B.
See it on the mapAll of Minnesota
City and county
| City or town | Share of ZIP residents |
|---|---|
| St. Charles | 76% |
| Dover | 0.2% |
| County | Share of ZIP residents |
|---|---|
| Winona County | 96% |
| Olmsted County | 3.9% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| St. Charles city | 76% |
| Saratoga township | 8.5% |
| St. Charles township | 8.2% |
| Elba township | 3.6% |
| Quincy township | 2.6% |
| Dover township | 1.0% |
| Dover city | 0.2% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Minnesota's 1st congressional district (MN-01) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (MN-01) | Brad Finstad (R) | 202-225-2472 | 100% |
| U.S. Senator | Amy Klobuchar (D) | 202-224-3244 · contact form | statewide |
| U.S. Senator | Tina Smith (D) | 202-224-5641 · contact form | statewide |
| State Senator (State Senate District 20) | Steve Drazkowski (R) | 100% | |
| State Representative (State House District 20B) | Steve Jacob (R) | 100% |
Elected under MN'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
- St. Charles website: http://www.stcharlesmn.org/
- St. Charles laws: search for the St. Charles, Minnesota code of ordinances
- Winona County website: http://www.co.winona.mn.us
- Winona County laws: search for the Winona County, Minnesota code of ordinances
- Olmsted County website: http://www.co.olmsted.mn.us
- Olmsted County laws: search for the Olmsted County, Minnesota code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 20 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 20B | 100% |
Voting precincts
7 voting precincts overlap ZIP 55972. 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:55972")
ZIP 55972 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.