Monmouth County NJ Information


Monmouth County Subdivisions

Monmouth County NJ Data & Demographics (As of July 1, 2018)


Total Population 638,701
Population in Households 631,344
Population in Familes 534,444
Population in Group Qrtrs 7,357
Population Density1 1,362
Diversity Index2 47


Median Household Income $95,478
Average Household Income $129,551
Per Capita Income $48,454


Total Housing Units 263,016 (100%)
Owner Occupied HU 170,640 (64.9%)
Renter Occupied HU 66,253 (25.2%)
Vacant Housing Units 26,123 ( 9.9%)
Median Home Value $420,796
Average Home Value $518,605


Total Households 236,893
Average Household Size 2.67
Family Households 164,795
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.16% 0.2%
Households 0.15% 0.19%
Families 0.1% 0.16%
Median Household Income   1.9%
Per Capita Income   2.53%


Monmouth County NJ - Peer Comparisons by Rank and Percentile

The table below compares Monmouth County to the other 21 counties and county equivalents in New Jersey by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 5 81st
Population Density # 9 62nd
Diversity Index # 15 33rd
Median Household Income # 4 86th
Per Capita Income # 4 86th

Additional comparisons and rankings can be made with a VERY EASY TO USE New Jersey Census Data Comparison Tool.