The Mercer County Surrogate’s Office is located at:
Mercer County Civil Court House
175 South Broad Street
Fourth Floor Room # 420
Trenton, New Jersey 08608
(609) 989-6331

Our mailing address is:
P.O. Box 8068
Trenton, New Jersey 08650-0068

Hours: 
Monday through Friday
8:30 a.m. to 4:30 p.m. (Please appear no later then 4:00 p.m.)

To better serve the residents of Mercer County, Surrogate Diane Gerofsky has instituted eight satellite locations.  All procedures that are provided in the main office are offered at the satellite locations.

It is advisable to call our office at (609) 989-6336 to make an appointment if planning to visit one of our satellite locations so the file may be in advance of the appointment.

Lawrence Township Senior Citizen Center
30 E. Darrah Lane
Lawrenceville

1st Tuesday of each month
9:30 a.m.-11:30 a.m.

Ewing Township Municipal Building
Jake Garzio Drive
Ewing Township

2nd Tuesday of each month
9:30 a.m.-11:30 a.m.

East Windsor Senior Center
40 Lanning Boulevard
East Windsor

4th Tuesday of each month
9:30 a.m.-11:30 a.m.

Bernice C. Muha Center
409 Cypress Lane
Hamilton

3rd Tuesday of each month
9:30 a.m.-11:30 a.m.

Hopewell Township Municipal Building
201 Washington Crossing Road
Titusville

3rd Friday of each month
9:30 a.m.-11:30 a.m.

Pennington Municipal Bldg.
30 North Main Street
Pennington

2nd Thursday of each month
9:30 a.m.-11:30 a.m.

Princeton Municipal Bldg
400 Witherspoon Street
Princeton

4th Thursday of each month
9:30 a.m.-11:30 a.m.

Robbinsville Senior Center
1117 U.S. Route 130 (Rear)
Robbinsville

1st Thursday of each month
9:30 to 11:30 a.m.