Boundary Atlas

ZIP code 48809: Belding, MI

ZIP code 48809 is in Belding (53% of residents), in Ionia County (85%), Kent County (15%) and Montcalm County (0.2%), Michigan. 47% of its residents live outside city limits. It is in Michigan's 2nd congressional district. Its state senate districts are State Senate District 33 (100%) and State Senate District 18 (<0.1%); its state house districts are State House District 91 (80%), State House District 90 (15%) and State House District 78 (4.6%).

11,245residents (2020 Census)
80.1 sq miland area
1cities and towns
1congressional district
10voting precincts

See it on the mapAll of Michigan

City and county

City or townShare of ZIP residents
Belding53%

CountyShare of ZIP residents
Ionia County85%
Kent County15%
Montcalm County0.2%

Town or county subdivisionShare of ZIP residents
Belding city53%
Otisco township20%
Grattan township15%
Orleans township7.6%
Keene township3.5%
Easton township1.1%
Fairplain township0.2%
Vergennes township<0.1%

Congressional district

Congressional districtShare of ZIP residents
Michigan's 2nd congressional district (MI-02)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 33100%
State Senate District 18<0.1%

State house districtShare of ZIP residents
State House District 9180%
State House District 9015%
State House District 784.6%

Voting precincts

10 voting precincts overlap ZIP 48809. 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:48809")

ZIP 48809 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.