Boundary Atlas

ZIP code 49611: Alba, MI

ZIP code 49611 is in Alba (93% of residents), in Antrim County, Michigan. 7.2% of its residents live outside city limits. It is in Michigan's 1st congressional district. Its state senate district is State Senate District 37; its state house districts are State House District 104 (73%) and State House District 105 (27%).

208residents (2020 Census)
2.0 sq miland area
1cities and towns
1congressional district
2voting precincts

See it on the mapAll of Michigan

City and county

City or townShare of ZIP residents
Alba93%

CountyShare of ZIP residents
Antrim County100%

Town or county subdivisionShare of ZIP residents
Chestonia township73%
Star township27%

Congressional district

Congressional districtShare of ZIP residents
Michigan's 1st congressional district (MI-01)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MI-01)Jack Bergman (R)202-225-4735100%
U.S. SenatorElissa Slotkin (D)202-224-4822statewide
U.S. SenatorGary C. Peters (D)202-224-6221 · contact formstatewide
State Senator (State Senate District 37)John Damoose (R)100%
State Representative (State House District 104)J.R. Roth (R)73%
State Representative (State House District 105)Ken Borton (R)27%

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

State legislative districts

State senate districtShare of ZIP residents
State Senate District 37100%

State house districtShare of ZIP residents
State House District 10473%
State House District 10527%

Voting precincts

2 voting precincts overlap ZIP 49611. 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:49611")

ZIP 49611 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.