ZIP code 53129: Greendale, WI
ZIP code 53129 is in Greendale, in Milwaukee County, Wisconsin. It is in Wisconsin's 1st congressional district (100%) and Wisconsin's 5th congressional district (0.2%). Its state senate district is State Senate District 21; its state house district is Assembly District 61.
See it on the mapAll of Wisconsin
City and county
| City or town | Share of ZIP residents |
|---|---|
| Greendale | 100% |
| Greenfield | 0.2% |
| County | Share of ZIP residents |
|---|---|
| Milwaukee County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Greendale village | 100% |
| Greenfield city | 0.2% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Wisconsin's 1st congressional district (WI-01) | 100% |
| Wisconsin's 5th congressional district (WI-05) | 0.2% |
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
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (WI-01) | Bryan Steil (R) | 202-225-3031 | 100% |
| U.S. Representative (WI-05) | Scott Fitzgerald (R) | 202-225-5101 | 0.2% |
| U.S. Senator | Ron Johnson (R) | 202-224-5323 · contact form | statewide |
| U.S. Senator | Tammy Baldwin (D) | 202-224-5653 · contact form | statewide |
| State Senator (State Senate District 21) | Van Wanggaard (R) | 100% | |
| Assembly Member (Assembly District 61) | Bob Donovan (R) | 100% |
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
- Greendale website: http://www.greendale.org/
- Greendale laws: search for the Greendale, Wisconsin code of ordinances
- Milwaukee County website: http://www.county.milwaukee.gov
- Milwaukee County laws: search for the Milwaukee County, Wisconsin code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 21 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| Assembly District 61 | 100% |
Voting precincts
12 voting precincts overlap ZIP 53129. 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://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:zcta:53129")
ZIP 53129 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.