Boundary Atlas

ZIP code 07869: Randolph, NJ

ZIP code 07869 is in Morris County, New Jersey, outside any city or Census-designated place. It is in New Jersey's 11th congressional district (99%) and New Jersey's 7th congressional district (1.1%). Its state senate districts are State Senate District 25 (98%), State Senate District 26 (1.0%) and State Senate District 24 (0.5%); its state house districts are Assembly District 25 (98%), Assembly District 26 (1.0%) and Assembly District 24 (0.5%).

25,993residents (2020 Census)
20.1 sq miland area
0cities and towns
2congressional districts
23voting precincts

See it on the mapAll of New Jersey

City and county

Outside any city or Census-designated place.


CountyShare of ZIP residents
Morris County100%

Town or county subdivisionShare of ZIP residents
Randolph township98%
Parsippany-Troy Hills township1.0%
Mendham township0.7%
Chester township0.5%

Congressional districts

Congressional districtShare of ZIP residents
New Jersey's 11th congressional district (NJ-11)99%
New Jersey's 7th congressional district (NJ-07)1.1%

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 (NJ-11)Analilia Mejia (D)202-225-503499%
U.S. Representative (NJ-07)Thomas H. Kean, Jr. (R)202-225-53611.1%
U.S. SenatorAndy Kim (D)202-224-4744statewide
U.S. SenatorCory A. Booker (D)202-224-3224 · contact formstatewide
State Senator (State Senate District 25)Tony Bucco (R)973-627-970098%
State Senator (State Senate District 26)Joe Pennacchio (R)973-227-40121.0%
State Senator (State Senate District 24)Parker Space (R)973-300-02000.5%
Assembly Member (Assembly District 25)Aura Dunn (R)973-206-187698%
Assembly Member (Assembly District 25)Marisa Sweeney (Democratic)973-933-212498%
Assembly Member (Assembly District 26)Brian Bergen (R)973-539-81131.0%
Assembly Member (Assembly District 26)Jay Webber (R)973-917-34201.0%
Assembly Member (Assembly District 24)Dawn Fantasia (R)908-955-74290.5%
Assembly Member (Assembly District 24)Mike Inganamort (R)908-955-74290.5%

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 2598%
State Senate District 261.0%
State Senate District 240.5%

State house districtShare of ZIP residents
Assembly District 2598%
Assembly District 261.0%
Assembly District 240.5%

Voting precincts

23 voting precincts overlap ZIP 07869. 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:07869")

ZIP 07869 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.