Rocky Hill, NJ Profile: Facts, Map & Data

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Rocky Hill, New Jersey - Basic Facts

The Borough of Rocky Hill had a population of 690 as of July 1, 2016. Rocky Hill ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in New Jersey. See peer rankings below.

The primary coordinate point for Rocky Hill is located at latitude 40.4003 and longitude -74.6389 in Somerset County. The formal boundaries for the Borough of Rocky Hill (see map below) encompass a land area of 0.62 sq. miles and a water area of 0 sq. miles. Somerset County is in the Eastern time zone (GMT -5). The elevation is 85 feet.

The Borough of Rocky Hill (GNIS ID: 885376) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

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

Alternate Unofficial Names for Rocky Hill: Rockyhill.


Neighborhood Data

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Borough of Rocky Hill, NJ Boundary Map



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

POPULATION

Total Population 690
Population in Households 679
Population in Familes 563
Population in Group Qrtrs 11
Population Density1 1,114
Diversity Index2 30
 

HOUSEHOLDS

Total Households 282
Average Household Size 2.41
Family Households 190
Average Family Size 3

HOUSING

Total Housing Units 295 (100%)
Owner Occupied HU 214 (72.5%)
Renter Occupied HU 68 (23.1%)
Vacant Housing Units 13 ( 4.4%)
Median Home Value $450,769
Average Home Value $479,673
 

INCOME

Median Household Income $94,440
Average Household Income $131,944
Per Capita Income $54,523
  (Compound Annual Growth Rates)

GROWTH RATES

2010-2015 2015-2020
Population 0.19% 0.35%
Households 0.11% 0.28%
Families 0.08% 0.21%
Median Household Income   1.0%
Per Capita Income   1.7%
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.

Rocky Hill, NJ - Peer Comparisons by Rank and Percentile

The table below compares Rocky Hill 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 # 484 11th
Population Density1 # 419 23rd
Diversity Index2 # 362 34th
Median Household Income # 156 72nd
Per Capita Income # 93 83rd

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