ZIP code 48859: Mount Pleasant, MI
ZIP code 48859 is in Mount Pleasant, in Isabella County, Michigan. It is in Michigan's 2nd congressional district. Its state senate district is State Senate District 34; its state house district is State House District 92.
See it on the mapAll of Michigan
City and county
| City or town | Share of ZIP residents |
|---|---|
| Mount Pleasant | 100% |
| County | Share of ZIP residents |
|---|---|
| Isabella County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Mount Pleasant city | 100% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Michigan's 2nd congressional district (MI-02) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (MI-02) | John R. Moolenaar (R) | 202-225-3561 | 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 34) | Roger Hauck (R) | 100% | |
| State Representative (State House District 92) | Jerry Neyer (R) | 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
- Mount Pleasant website: http://www.mt-pleasant.org/
- Mount Pleasant laws: search for the Mount Pleasant, Michigan code of ordinances
- Isabella County website: http://www.isabellacounty.org
- Isabella County laws: search for the Isabella County, Michigan code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 34 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 92 | 100% |
Voting precincts
1 voting precinct overlap ZIP 48859. 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://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:zcta:48859")
ZIP 48859 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.