ZIP code 56158: Magnolia, MN
ZIP code 56158 is in Magnolia (48% of residents), in Rock County (86%) and Nobles County (14%), Minnesota. 52% 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 21A.
See it on the mapAll of Minnesota
City and county
| City or town | Share of ZIP residents |
|---|---|
| Magnolia | 48% |
| County | Share of ZIP residents |
|---|---|
| Rock County | 86% |
| Nobles County | 14% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Magnolia city | 48% |
| Magnolia township | 26% |
| Kanaranzi township | 10% |
| Lismore township | 8.1% |
| Westside township | 5.4% |
| Vienna township | 2.7% |
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% |
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
- Magnolia laws: search for the Magnolia, Minnesota code of ordinances
- Rock County website: http://www.co.rock.mn.us
- Rock County laws: search for the Rock County, Minnesota code of ordinances
- Nobles County website: https://www.co.nobles.mn.us/
- Nobles County laws: search for the Nobles 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 21A | 100% |
Voting precincts
6 voting precincts overlap ZIP 56158. 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:56158")
ZIP 56158 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.