Boundary Atlas

ZIP code 48616: Chesaning, MI

ZIP code 48616 is in Chesaning (32% of residents), in Saginaw County (100%) and Shiawassee County (0.3%), Michigan. 68% of its residents live outside city limits. It is in Michigan's 8th congressional district (100%) and Michigan's 7th congressional district (0.3%). Its state senate districts are State Senate District 26 (82%), State Senate District 34 (18%) and State Senate District 28 (0.3%); its state house districts are State House District 71 (87%) and State House District 93 (13%).

7,458residents (2020 Census)
81.1 sq miland area
1cities and towns
2congressional districts
9voting precincts

See it on the mapAll of Michigan

City and county

City or townShare of ZIP residents
Chesaning32%

CountyShare of ZIP residents
Saginaw County100%
Shiawassee County0.3%

Town or county subdivisionShare of ZIP residents
Chesaning township60%
Maple Grove township16%
Brady township10%
Brant township7.2%
St. Charles township4.1%
Albee township1.8%
New Haven township0.3%
Marion township0.3%
Chapin township<0.1%

Congressional districts

Congressional districtShare of ZIP residents
Michigan's 8th congressional district (MI-08)100%
Michigan's 7th congressional district (MI-07)0.3%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

State legislative districts

State senate districtShare of ZIP residents
State Senate District 2682%
State Senate District 3418%
State Senate District 280.3%

State house districtShare of ZIP residents
State House District 7187%
State House District 9313%

Voting precincts

9 voting precincts overlap ZIP 48616. 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:48616")

ZIP 48616 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.