Mercer County Public Records
| About Mercer County | |
| Land Area: | 225.93 Square Miles |
| County Located in: | New Jersey |
| Population Estimate: | 366222 People |
| Number of Households: | 125807 |
| Number of Businesses: | 27421 |
| Median Household Income: | $72883 |
| Per Capita Income: | $52255 |
| Unemployment Rate: | 4.9 |
| Annual Number of Births: | 4671 |
| Annual Number of Deaths: | 2903 |
| Annual New Home Starts: | 625 |
Mercer County Records Offices
County Seat of Mercer
319 E State St
Trenton, NJ 08608
609-989-3030
Board of Elections
640 S. Broad Street
Trenton, NJ 08608
609-989-6522
Chamber of Commerce
214 W State St
Trenton, NJ 08608
609-393-4143
Jail
200 Market St
Trenton, NJ 08608
609-989-6902
Property Tax Board
640 S Broad St
Trenton, NJ 08608
609-989-6704
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