Griggstown, NJ Profile: Facts, Map & Data


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Griggstown, New Jersey - Basic Facts

The Griggstown Census Designated Place had a population of 859 as of July 1, 2016. Griggstown ranks in the lower quartile for Population Density and the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in New Jersey. See peer rankings below.

The primary coordinate point for Griggstown is located at latitude 40.4399 and longitude -74.5983 in Somerset County. The formal boundaries for the Griggstown Census Designated Place (see map below) encompass a land area of 2.45 sq. miles and a water area of 0.07 sq. miles. Somerset County is in the Eastern time zone (GMT -5). The elevation is 39 feet.

The Griggstown Census Designated Place (GNIS ID: 2583995) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Griggstown Census Designated Place is located within Township of Franklin, a minor civil division (MCD) of Somerset County.

Beneath the boundary map are tables with Griggstown population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

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Griggstown Census Designated Place, NJ Boundary Map

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Boundary Maps: Township of Franklin | Somerset County | New Jersey Counties

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Griggstown, NJ Data & Demographics (As of July 1, 2016)


Total Population 859
Population in Households 852
Population in Familes 751
Population in Group Qrtrs 7
Population Density1 351
Diversity Index2 71


Total Households 355
Average Household Size 2.4
Family Households 272
Average Family Size 3


Total Housing Units 375 (100%)
Owner Occupied HU 287 (76.5%)
Renter Occupied HU 68 (18.1%)
Vacant Housing Units 20 ( 5.3%)
Median Home Value $515,625
Average Home Value $525,958


Median Household Income $118,851
Average Household Income $173,303
Per Capita Income $58,324
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.77% 0.71%
Households 0.41% 0.56%
Families 2.72% 0.51%
Median Household Income   1.82%
Per Capita Income   1.72%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Griggstown, NJ - Peer Comparisons by Rank and Percentile

The table below compares Griggstown to the other 545 incorporated cities, towns and CDPs in New Jersey by rank and percentile using July 1, 2016 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 # 473 13th
Population Density1 # 514 6th
Diversity Index2 # 83 85th
Median Household Income # 68 88th
Per Capita Income # 75 86th

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

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