ZIP code 49918: Copper Harbor, MI
ZIP code 49918 is in Copper Harbor (96% of residents), in Keweenaw County, Michigan. It is in Michigan's 1st congressional district. Its state senate district is State Senate District 38; its state house district is State House District 110.
See it on the mapAll of Michigan
City and county
| City or town | Share of ZIP residents |
|---|---|
| Copper Harbor | 96% |
| County | Share of ZIP residents |
|---|---|
| Keweenaw County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Grant township | 100% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Michigan's 1st congressional district (MI-01) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (MI-01) | Jack Bergman (R) | 202-225-4735 | 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 38) | Ed McBroom (R) | 100% | |
| State Representative (State House District 110) | Greg Markkanen (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
- Copper Harbor website: https://www.copperharbor.org/
- Copper Harbor laws: search for the Copper Harbor, Michigan code of ordinances
- Keweenaw County website: http://www.keweenawcountyonline.org
- Keweenaw County laws: search for the Keweenaw County, Michigan code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 38 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 110 | 100% |
Voting precincts
1 voting precinct overlap ZIP 49918. 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:49918")
ZIP 49918 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.