ZIP code 53505: Bradford, WI
ZIP code 53505 is in Rock County, Wisconsin, outside any city or Census-designated place. It is in Wisconsin's 1st congressional district. Its state senate districts are State Senate District 11 (63%) and State Senate District 15 (37%); its state house districts are Assembly District 31 (63%) and Assembly District 43 (37%).
See it on the mapAll of Wisconsin
City and county
Outside any city or Census-designated place.
| County | Share of ZIP residents |
|---|---|
| Rock County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Bradford town | 63% |
| Johnstown town | 37% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Wisconsin's 1st congressional district (WI-01) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (WI-01) | Bryan Steil (R) | 202-225-3031 | 100% |
| 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 11) | Steve Nass (R) | 63% | |
| State Senator (State Senate District 15) | Mark Spreitzer (Democratic) | 37% | |
| Assembly Member (Assembly District 31) | Tyler August (R) | 63% | |
| Assembly Member (Assembly District 43) | Brienne Brown (Democratic) | 37% |
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
- Rock County website: https://www.co.rock.wi.us/
- Rock County laws: search for the Rock County, Wisconsin code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 11 | 63% |
| State Senate District 15 | 37% |
| State house district | Share of ZIP residents |
|---|---|
| Assembly District 31 | 63% |
| Assembly District 43 | 37% |
Voting precincts
3 voting precincts overlap ZIP 53505. 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:53505")
ZIP 53505 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.