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.

To better serve the residents of Mercer County, Surrogate Diane Gerofsky has instituted six 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.

Lawrence Township Senior Citizen Center
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 Ln.
Hamilton

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

Hopewell Township Municipal Bldg
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 Twp. Municipal Bldg
400 Witherspoon St.
Princeton Township

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

Washington Twp Senior Center
1117 U.S. Route 130
Robbinsville

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