ZIP code 56120: Butterfield, MN
ZIP code 56120 is in Butterfield (55% of residents), in Watonwan County, Minnesota. 45% of its residents live outside city limits. It is in Minnesota's 1st congressional district. Its state senate district is State Senate District 21; its state house district is State House District 21B.
See it on the mapAll of Minnesota
City and county
| City or town | Share of ZIP residents |
|---|---|
| Butterfield | 55% |
| Darfur | 0.8% |
| County | Share of ZIP residents |
|---|---|
| Watonwan County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Butterfield city | 55% |
| Butterfield township | 18% |
| Odin township | 14% |
| Adrian township | 7.3% |
| Long Lake township | 3.1% |
| Darfur city | 0.8% |
| St. James township | 0.8% |
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 21) | Bill Weber (R) | 100% | |
| State Representative (State House District 21B) | Marj Fogelman (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
- Butterfield laws: search for the Butterfield, Minnesota code of ordinances
- Watonwan County website: http://www.co.watonwan.mn.us
- Watonwan County laws: search for the Watonwan County, Minnesota code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 21 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 21B | 100% |
Voting precincts
7 voting precincts overlap ZIP 56120. 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:56120")
ZIP 56120 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.