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US City Data

Rocky Hill, NJ

Population 814 · New Jersey

Population
814
Median Income
$127,344
Median Home Value
$608,200
Median Rent
$1,660/mo

About Rocky Hill, NJ

Rocky Hill is a small community located in New Jersey with a population of 814 residents according to the latest US Census Bureau American Community Survey data. The median household income is $127,344 per year, which is 69% above the national median of $75,149. The median age of 42.8 years is notably older the US median age of 38.9 years, suggesting a more established community with a higher proportion of long-term residents.

Housing Market Overview

The housing market in Rocky Hill features a median home value of $608,200, which is 148% above the national median of $244,900. This places Rocky Hill in a higher-cost housing market, where property demand often outpaces supply. Median monthly rent is $1,660, 43% above the national average of $1,163/month. Of the 319 total housing units, 76% are owner-occupied (242 units) and 24% are renter-occupied (77 units). The high homeownership rate suggests a stable, established residential community.

Economy & Employment

The local economy in Rocky Hill shows an unemployment rate of 6.1%, which is significantly above the national rate of 3.7%, suggesting economic challenges in the area. The poverty rate stands at 4.3%, below the national average of 12.4%, reflecting generally favorable economic conditions. Workers in Rocky Hill have an average one-way commute time of 25.4 minutes.

Education & Demographics

72.4% of Rocky Hill residents aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. This significantly higher educational attainment rate often correlates with access to knowledge-economy jobs and higher household incomes. The community's demographic composition includes 1.0% White, 0.1% Hispanic or Latino, 0.6% Black or African American, and 5.7% Asian residents, with 16.1% of the population being foreign-born.

Cost of Living in Rocky Hill, NJ

Compared to national averages, Rocky Hill has a median household income of $127,344 (69% above the national median of $75,149). Home values average $608,200, which is 148% above the national median. Monthly rent at $1,660 is 43% above the US average of $1,163. Within New Jersey, Rocky Hill's income is 10% above the state average of $115,667, and home values are 30% above the state median of $469,644.

Income vs National
$127,344
National: $75,149
New Jersey: $115,667
Home Value vs National
$608,200
National: $244,900
New Jersey: $469,644
Rent vs National
$1,660
National: $1,163
New Jersey: $1,813
Unemployment vs National
6.1%
National: 3.7%
New Jersey: 6.3%

Why Live in Rocky Hill, NJ?

Rocky Hill offers a strong local economy with a median household income of $127,344, well above the national average, and a well-educated community where 72.4% of residents hold a bachelor’s degree or higher, and a low poverty rate of 4.3%, better than the national average.

Potential considerations include a competitive housing market where the typical home costs $608,200. However, Rocky Hill’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.

Rocky Hill has a population of 814 with a median age of 42.8 years. Compare Rocky Hill with other cities to see how it stacks up, or explore all cities in New Jersey.

Similar Cities Near Rocky Hill

Cities in New Jersey with a similar population size.

CityPopulationMedian IncomeHome Value
Interlaken821$180,972$935,600Compare
Bloomsbury805$88,068$314,800Compare
Sweetwater805$104,191$521,500Compare
New Vernon791$0$1,606,500Compare
Carlls Corner845$80,500$196,400Compare
Stone Harbor853$128,235$1,898,800Compare
Richland859$152,525$235,600Compare
Ringoes868$100,720$412,500Compare

Demographics

42.8
Median Age
441
Male
373
Female
16.1%
Foreign Born

Racial & Ethnic Composition

White1Hispanic/Latino0.1Black0.6Asian5.7Two or More0.9

Economy & Education

6.1%
Unemployment Rate
4.3%
Poverty Rate
72.4%
Bachelor's Degree+
25.4 min
Avg Commute

Housing

319
Total Housing Units
242
Owner Occupied
77
Renter Occupied

Other Cities in New Jersey

East Rocky HillGreenwich Cdp Cumberland County New JerseyGreenwich Cdp Warren County New JerseyPrinceton New JerseyRamapo College Of New JerseySilver Lake Cdp Cumberland County New Jersey

Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.

Compare Rocky Hill With Other Cities

Rocky Hill vs East Rocky HillRocky Hill vs Greenwich Cdp Cumberland County New JerseyRocky Hill vs Greenwich Cdp Warren County New JerseyRocky Hill vs Princeton New Jersey

Frequently Asked Questions about Rocky Hill

What is the population of Rocky Hill, NJ?

The population of Rocky Hill, NJ is 814 according to the latest US Census Bureau American Community Survey estimates. This makes it a small community in New Jersey.

What is the median household income in Rocky Hill?

The median household income in Rocky Hill, NJ is $127,344 per year, which is 69% above the national median of $75,149.

What is the median home value in Rocky Hill?

The median home value in Rocky Hill, NJ is $608,200, which is 148% above the national median of $244,900. The majority of housing units are owner-occupied.

What is the average rent in Rocky Hill?

The median monthly rent in Rocky Hill, NJ is $1,660, which is 43% above the national average of $1,163/month.

What is the unemployment rate in Rocky Hill?

The unemployment rate in Rocky Hill, NJ is 6.1%, compared to the national average of 3.7%. Job seekers may want to research the dominant industries in the area.

Is Rocky Hill, NJ a good place to live?

Rocky Hill offers above-average incomes, a competitive housing market, and growing employment opportunities. With a population of 814 and a median age of 42.8, the city appeals to a broad range of residents.

How educated is Rocky Hill, NJ?

72.4% of residents in Rocky Hill aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. This above-average educational attainment often reflects a knowledge-based local economy.

What is the cost of living in Rocky Hill?

Key cost-of-living indicators for Rocky Hill, NJ: median home value is $608,200 (148% above national), median rent is $1,660/month, and median household income is $127,344. The home-value-to-income ratio is 4.8x, a moderate figure by national standards.

What is the poverty rate in Rocky Hill?

The poverty rate in Rocky Hill, NJ is 4.3%, compared to the national average of 12.4%. This below-average poverty rate reflects generally favorable economic conditions in the community.

How diverse is Rocky Hill, NJ?

Rocky Hill's population is 1.0% White, 0.1% Hispanic or Latino, 0.6% Black or African American, 5.7% Asian, and 0.9% two or more races. 16.1% of residents are foreign-born.

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