ZIP code 48435: Fostoria, MI
ZIP code 48435 is in Fostoria (32% of residents), in Tuscola County (53%) and Lapeer County (47%), Michigan. 68% of its residents live outside city limits. It is in Michigan's 9th congressional district. Its state senate district is State Senate District 26; its state house districts are State House District 67 (80%) and State House District 98 (20%).
See it on the mapAll of Michigan
City and county
| City or town | Share of ZIP residents |
|---|---|
| Fostoria | 32% |
| County | Share of ZIP residents |
|---|---|
| Tuscola County | 53% |
| Lapeer County | 47% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Watertown township | 53% |
| Deerfield township | 22% |
| Rich township | 20% |
| Marathon township | 5.4% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Michigan's 9th congressional district (MI-09) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (MI-09) | Lisa C. McClain (R) | 202-225-2106 | 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 26) | Kevin Daley (R) | 100% | |
| State Representative (State House District 67) | Phil Green (R) | 80% | |
| State Representative (State House District 98) | Greg Alexander (R) | 20% |
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
- Fostoria laws: search for the Fostoria, Michigan code of ordinances
- Tuscola County website: http://www.tuscolacounty.org
- Tuscola County laws: search for the Tuscola County, Michigan code of ordinances
- Lapeer County website: http://lapeercountyweb.org
- Lapeer County laws: search for the Lapeer County, Michigan code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 26 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 67 | 80% |
| State House District 98 | 20% |
Voting precincts
5 voting precincts overlap ZIP 48435. 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:48435")
ZIP 48435 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.