Boundary Atlas

ZIP code 52570: Milton, IA

ZIP code 52570 is in Milton (40% of residents), in Van Buren County (88%) and Davis County (12%), Iowa. 60% of its residents live outside city limits. It is in Iowa's 1st congressional district (88%) and Iowa's 3rd congressional district (12%). Its state senate districts are State Senate District 44 (88%) and State Senate District 13 (12%); its state house districts are State House District 87 (88%) and State House District 26 (12%).

961residents (2020 Census)
65.6 sq miland area
1cities and towns
2congressional districts
2voting precincts

See it on the mapAll of Iowa

City and county

City or townShare of ZIP residents
Milton40%

CountyShare of ZIP residents
Van Buren County88%
Davis County12%

Town or county subdivisionShare of ZIP residents
Jackson township72%
Chequest township16%
Prairie township5.2%
Roscoe township4.6%
Union township2.0%
Des Moines township0.2%

Congressional districts

Congressional districtShare of ZIP residents
Iowa's 1st congressional district (IA-01)88%
Iowa's 3rd congressional district (IA-03)12%

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.

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IA-01)Mariannette Miller-Meeks (R)202-225-657688%
U.S. Representative (IA-03)Zachary Nunn (R)202-225-547612%
U.S. SenatorChuck Grassley (R)202-224-3744 · contact formstatewide
U.S. SenatorJoni Ernst (R)202-224-3254 · contact formstatewide
State Senator (State Senate District 44)Adrian Dickey (R)88%
State Senator (State Senate District 13)Cherielynn Westrich (R)12%
State Representative (State House District 87)Jeff Shipley (R)88%
State Representative (State House District 26)Austin Harris (R)12%

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 4488%
State Senate District 1312%

State house districtShare of ZIP residents
State House District 8788%
State House District 2612%

Voting precincts

2 voting precincts overlap ZIP 52570. Map them, with each precinct's share of the ZIP's residents.

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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:52570")

ZIP 52570 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.