Mercer
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Mercer

County

Territory

  • officials recorded 2
  • partly recorded 3
  • nothing recorded 13
GEOID
34021
OCD-ID
ocd-division/country:us/state:nj/county:mercer
POP
399,289 (2025)
CENTER
40.2834, -74.7018
SOURCE
census tiger

Government of Mercer

Bodies, seats, agencies and services that belong to Mercer itself. Jurisdictions inside it are listed separately below.

Organization 27

Departments

Services 16

  • Apply for a U.S. Passport Mercer County Clerk's Office
  • Apply for County Jobs Department of Human Resources
  • Apply for Home Energy Assistance (LIHEAP) Housing & Community Development
  • File a Consumer Complaint Division of Consumer Affairs / Weights & Measures
  • File an OPRA Public Records Request Clerk to the Board of County Commissioners
  • File a Property Tax Assessment Appeal Mercer County Board of Taxation
  • Mosquito Control Inspection Request Department of Transportation and Infrastructure
  • Picnic Area and Campground Rentals Mercer County Park Commission
  • Probate a Will Mercer County Surrogate's Court
  • Register a Business Trade Name Mercer County Clerk's Office
  • Register for Bid Notifications Department of Purchasing
  • Register for Emergency Notifications (Alert Mercer) Office of Emergency Management
  • Report a Pothole Department of Transportation and Infrastructure
  • Search Assessment and Tax Records Mercer County Board of Taxation
  • Search Recorded Land Records Mercer County Clerk's Office
  • Submit an Anonymous Tip Mercer County Prosecutor's Office

Within Mercer

Each of these governs itself. Counts are that jurisdiction's own records.

jurisdictions
18
agencies
34
bodies
6
officials
22
Name Agencies Bodies Officials
Trenton 2 1 0
Princeton 4 1 7
Hightstown 11 2 15
Pennington 8 0 0
Hopewell 9 2 0
Groveville 0 0 0
Hamilton Square 0 0 0
Lawrenceville 0 0 0
Mercerville 0 0 0
Princeton Junction 0 0 0
Robbinsville Center 0 0 0
The College of New Jersey 0 0 0
Titusville 0 0 0
Twin Rivers 0 0 0
Washington Crossing 0 0 0
White Horse 0 0 0
Windsor 0 0 0
Yardville 0 0 0