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Mercer County Public Health Profile Report Quick Facts

map of New Jersey showing county highlighted Mercer County
Division of Public Health
For more information:

County Seat: Trenton
Largest Municipalities: Hamilton, Trenton, Ewing, Lawrence
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Quick Facts

Mercer County New Jersey
Population (2018) 369,811 8,908,520
% of NJ Population (2018) 4.2% 100%
Land Area (sq mi) 224.56 7,354.22
Persons per Sq. Mile (2018) 1,646.8 1,211.3
Total Births (2018 - preliminary) 3,934 101,171
Total Deaths (2017) 2,849 74,881

You can find more Mercer County Quick Facts at US Census Bureau

The information provided above is from the Department of Health's NJSHAD web site ( The information published on this website may be reproduced without permission. Please use the following citation: " Retrieved Tue, 05 March 2024 2:53:27 from Department of Health, New Jersey State Health Assessment Data Web site: ".

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