ZIP code 49250: Jonesville, MI
ZIP code 49250 is in Jonesville (36% of residents), in Hillsdale County (97%) and Jackson County (2.6%), Michigan. 64% of its residents live outside city limits. It is in Michigan's 5th congressional district. Its state senate districts are State Senate District 16 (68%) and State Senate District 17 (32%); its state house districts are State House District 35 (97%) and State House District 45 (2.6%).
See it on the mapAll of Michigan
City and county
| City or town | Share of ZIP residents |
|---|---|
| Jonesville | 36% |
| Hillsdale | 0.1% |
| County | Share of ZIP residents |
|---|---|
| Hillsdale County | 97% |
| Jackson County | 2.6% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Jonesville city | 36% |
| Scipio township | 28% |
| Moscow township | 16% |
| Fayette township | 14% |
| Pulaski township | 2.6% |
| Adams township | 1.8% |
| Allen township | 0.6% |
| Litchfield township | 0.4% |
| Hillsdale city | 0.1% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Michigan's 5th congressional district (MI-05) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (MI-05) | Tim Walberg (R) | 202-225-6276 | 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 16) | Joe Bellino (R) | 68% | |
| State Senator (State Senate District 17) | Jonathan Lindsey (R) | 32% | |
| State Representative (State House District 35) | Jennifer Wortz (R) | 97% | |
| State Representative (State House District 45) | Sarah Lightner (R) | 2.6% |
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
- Jonesville website: http://www.jonesville.org/
- Jonesville laws: search for the Jonesville, Michigan code of ordinances
- Hillsdale County website: https://www.co.hillsdale.mi.us
- Hillsdale County laws: search for the Hillsdale County, Michigan code of ordinances
- Jackson County website: http://www.co.jackson.mi.us
- Jackson County laws: search for the Jackson County, Michigan code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 16 | 68% |
| State Senate District 17 | 32% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 35 | 97% |
| State House District 45 | 2.6% |
Voting precincts
9 voting precincts overlap ZIP 49250. 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:49250")
ZIP 49250 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.