ZIP code 49623: Chase, MI
ZIP code 49623 is in Lake County, Michigan, outside any city or Census-designated place. It is in Michigan's 2nd congressional district. Its state senate district is State Senate District 34; its state house districts are State House District 100 (75%) and State House District 101 (25%).
See it on the mapAll of Michigan
City and county
Outside any city or Census-designated place.
| County | Share of ZIP residents |
|---|---|
| Lake County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Chase township | 50% |
| Pinora township | 25% |
| Cherry Valley township | 13% |
| Yates township | 12% |
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 100) | Tom Kunse (R) | 75% | |
| State Representative (State House District 101) | Joseph Fox (R) | 25% |
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
- Lake County website: http://www.lakecounty-michigan.com/
- Lake County laws: search for the Lake 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 100 | 75% |
| State House District 101 | 25% |
Voting precincts
4 voting precincts overlap ZIP 49623. 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:49623")
ZIP 49623 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.