Boundary Atlas

ZIP code 49048: Eastwood, MI

ZIP code 49048 is in Eastwood (25% of residents), Comstock Northwest (21%) and Kalamazoo (13%), in Kalamazoo County, Michigan. 41% of its residents live outside city limits. It is in Michigan's 4th congressional district. Its state senate district is State Senate District 19; its state house districts are State House District 42 (57%) and State House District 41 (43%).

25,067residents (2020 Census)
35.1 sq miland area
3cities and towns
1congressional district
15voting precincts

See it on the mapAll of Michigan

City and county

City or townShare of ZIP residents
Eastwood25%
Comstock Northwest21%
Kalamazoo13%

CountyShare of ZIP residents
Kalamazoo County100%

Town or county subdivisionShare of ZIP residents
Comstock charter township45%
Kalamazoo charter township30%
Kalamazoo city13%
Pavilion township10%
Richland township2.3%

Congressional district

Congressional districtShare of ZIP residents
Michigan's 4th congressional district (MI-04)100%

Members of Congress

OfficeMemberContact
U.S. Representative (MI-04)Bill Huizenga (R)202-225-4401
U.S. SenatorElissa Slotkin (D)202-224-4822
U.S. SenatorGary C. Peters (D)202-224-6221 · contact form

Members serving now (119th Congress, until January 3, 2027). Source: Members of Congress: the @unitedstates project, congress-legislators (CC0).

State legislative districts

State senate districtShare of ZIP residents
State Senate District 19100%

State house districtShare of ZIP residents
State House District 4257%
State House District 4143%

Voting precincts

15 voting precincts overlap ZIP 49048. 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:49048")

ZIP 49048 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.