ZIP code 48838: Greenville, MI
ZIP code 48838 is in Greenville (47% of residents), in Montcalm County (85%), Kent County (15%) and Ionia County (0.3%), Michigan. 53% of its residents live outside city limits. It is in Michigan's 2nd congressional district. Its state senate district is State Senate District 33; its state house districts are State House District 91 (100%) and State House District 90 (0.2%).
See it on the mapAll of Michigan
City and county
| City or town | Share of ZIP residents |
|---|---|
| Greenville | 47% |
| County | Share of ZIP residents |
|---|---|
| Montcalm County | 85% |
| Kent County | 15% |
| Ionia County | 0.3% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Greenville city | 47% |
| Eureka township | 22% |
| Oakfield township | 15% |
| Montcalm township | 13% |
| Fairplain township | 2.6% |
| Otisco township | 0.3% |
| Grattan township | 0.2% |
| Pine township | 0.2% |
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 33) | Rick Outman (R) | 100% | |
| State Representative (State House District 91) | Pat Outman (R) | 100% | |
| State Representative (State House District 90) | Bryan Posthumus (R) | 0.2% |
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
- Greenville website: http://www.greenvillemi.org
- Greenville laws: search for the Greenville, Michigan code of ordinances
- Montcalm County website: http://www.montcalm.org
- Montcalm County laws: search for the Montcalm County, Michigan code of ordinances
- Kent County website: https://www.accesskent.com/
- Kent County laws: search for the Kent County, Michigan code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 33 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 91 | 100% |
| State House District 90 | 0.2% |
Voting precincts
14 voting precincts overlap ZIP 48838. 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:48838")
ZIP 48838 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.