Boundary Atlas

ZIP code 48433: Flushing, MI

ZIP code 48433 is in Flushing (32% of residents), in Genesee 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 27 (99%), State Senate District 26 (1.2%) and State Senate District 28 (0.3%); its state house districts are State House District 69 (100%) and State House District 71 (0.3%).

26,688residents (2020 Census)
55.5 sq miland area
1cities and towns
2congressional districts
18voting precincts

See it on the mapAll of Michigan

City and county

City or townShare of ZIP residents
Flushing32%

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

Town or county subdivisionShare of ZIP residents
Flushing charter township40%
Flushing city32%
Mount Morris township12%
Clayton charter township8.1%
Flint charter township7.0%
Montrose charter township1.2%
Hazelton township0.3%

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 2799%
State Senate District 261.2%
State Senate District 280.3%

State house districtShare of ZIP residents
State House District 69100%
State House District 710.3%

Voting precincts

18 voting precincts overlap ZIP 48433. 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:48433")

ZIP 48433 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.