ZIP code 10604: Harrison, NY
ZIP code 10604 is in Harrison (65% of residents) and White Plains (34%), in Westchester County, New York. It is in New York's 16th congressional district (98%) and New York's 17th congressional district (1.6%). Its state senate district is State Senate District 37; its state house districts are Assembly District 93 (100%) and Assembly District 91 (<0.1%).
See it on the mapAll of New York
City and county
| City or town | Share of ZIP residents |
|---|---|
| Harrison | 65% |
| White Plains | 34% |
| Rye Brook | <0.1% |
| County | Share of ZIP residents |
|---|---|
| Westchester County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Harrison town | 65% |
| White Plains city | 34% |
| North Castle town | 1.6% |
| Rye town | <0.1% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| New York's 16th congressional district (NY-16) | 98% |
| New York's 17th congressional district (NY-17) | 1.6% |
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 |
|---|---|---|---|
| Mayor | Justin C. Brasch | 914-422-1411 | 34% |
| U.S. Representative (NY-16) | George Latimer (D) | 202-225-2464 | 98% |
| U.S. Representative (NY-17) | Michael Lawler (R) | 202-225-6506 | 1.6% |
| U.S. Senator | Charles E. Schumer (D) | 202-224-6542 · contact form | statewide |
| U.S. Senator | Kirsten E. Gillibrand (D) | 202-224-4451 · contact form | statewide |
| State Senator (State Senate District 37) | Shelley Mayer (Democratic/Working Families) | 914-934-5250 | 100% |
| Assembly Member (Assembly District 93) | Chris Burdick (Democratic/Independence/Working Families) | 914-244-4450 | 100% |
| Assembly Member (Assembly District 91) | Steve Otis (Democratic) | 914-939-7028 | <0.1% |
Officials serving now (members of Congress until January 3, 2027). Sources: Mayors: Open States (public domain); State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).
Local government
- Harrison website: http://www.harrison-ny.gov/
- Harrison laws: search for the Harrison, New York code of ordinances
- White Plains website: https://www.cityofwhiteplains.com
- White Plains laws: search for the White Plains, New York code of ordinances
- Westchester County laws: search for the Westchester County, New York code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 37 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| Assembly District 93 | 100% |
| Assembly District 91 | <0.1% |
Voting precincts
15 voting precincts overlap ZIP 10604. 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:10604")
ZIP 10604 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.