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CITY

Rocky Hill

New Jersey · 751 residents (2025 est.) · 0.61 sq mi
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The short version

Rocky Hill is significantly wealthier than the US average, with a median household income of $148,056. Population has grown 24% since 2000. 71% of adults hold a bachelor's degree or higher, well above the national rate of 36%. Median home value has more than doubled since 2000, reaching $597,200. With a median age of 44.5, the population is older than the US median of 38.9. It ranks in the top 5% of US cities for household income.

At a glance
Wealthier
above the US median
US median: $82,259
Older
median age 44.5
US median: 38.9
More educated
71% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
819
+24%since 2000
from 662 in 2000
1990 – 2025
Population density
1,343 / sq mi
+24%since 2000
from 1,085 / sq mi in 2000
US average: 281
Median age
44.5
+2%since 2000
from 43.8 in 2000
US average: 38.9

PEP 2025 EST:751 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
5155986817648471990201020202024Rocky Hill
2024819
1990201020202024
Section 02

Income & economy

Median household income
$148,056
+2%inflation adjusted, since 2000
from $79,469 in 2000
US average: $82,259
1990 – 2024
Per capita income
$80,279
+66%since 2000
from $48,357 in 2000
US average: $44,673
Households earning $100K+
82.7%
+20.3 ptssince 2009
from 62.5% in 2009
US average: 53.3%
Poverty rate
3.9%
+1.2 ptssince 2000
from 2.7% in 2000
US average: 12.5%
Income inequality (Gini)
0.426
+13%since 2010
from 0.378 in 2010
US average: 0.476
Workforce by industry, 2024
Transportation & warehousing7.4%
US avg: 2.2%
Retail trade7.2%
US avg: 9.9%
Other services7.2%
US avg: 6.7%
Finance & insurance6.3%
US avg: 5.9%
Professional, scientific, technical6.3%
US avg: 5.1%
Wholesale trade3.7%
US avg: 6.9%
Public administration2.6%
US avg: 4.8%
Arts, entertainment, food2.4%
US avg: 1.9%
Information1.1%
US avg: 10.8%
Agriculture, forestry, fishing0%
US avg: 1.6%
Construction0%
US avg: 1.2%
Manufacturing0%
US avg: 0.4%
Education & health services0%
US avg: 0.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$597,200
+22%inflation adjusted, since 2000
from $268,200 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,799
+8%inflation adjusted, since 2000
from $914 in 2000
US average: $1,442
Owner-occupied
76.4%
−4.2 ptssince 2000
from 80.6% in 2000
23.6% rent
Vacancy rate
0.6%
−3.3 ptssince 2009
from 3.9% in 2009
US average: 10.0%
Owner cost-burdened
19.8%
−3.4 ptssince 2009
from 23.1% in 2009
US average: 22.9%
Renter cost-burdened
29.3%
+29.3 ptssince 2009
from 0.0% in 2009
US average: 47.4%
Afford Score
4.0
+20%since 2000
from 3.4 in 2000
1990 – 2024
Gentrification Score
40
RELATED:See current rent listings in Rocky Hill on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic91.8%(608)
Black1.4%(9)
Hispanic / Latino3.9%(26)
Asian0.5%(3)
Other0%
Diversity Score14%(93)
2024
White, non-Hispanic79.9%(654)
Black0.1%(1)
Hispanic / Latino7.7%(63)
Asian6.2%(51)
Other6.1%(50)
Diversity Score43.6%(357)
Diversity Score
44
+210%since 2000
from 14 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
71.1%
+11.4 ptssince 2000
from 59.7% in 2000
US average: 35.6%
High school or higher
98.0%
+2.1 ptssince 2000
from 96.0% in 2000
US average: 89.6%
Graduate degree
35.3%
+6.2 ptssince 2000
from 29.1% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
22.6 min
+59%since 2000
from 14.3 min in 2000
US average: 26.5
Drive alone to work
59.8%
−9.3 ptssince 2009
from 69.1% in 2009
US average: 68.9%
Carpooled to work
5.7%
−7.4 ptssince 2009
from 13.1% in 2009
US average: 8.5%
Public transit
1.3%
−6.5 ptssince 2009
from 7.8% in 2009
US average: 3.2%
Worked from home
31.4%
+23.6 ptssince 2009
from 7.8% in 2009
US average: 15.0%
Walked to work
1.8%
+0.5 ptssince 2009
from 1.3% in 2009
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
0.6%
+0.6 ptssince 2009
from 0.0% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
5.3%
+2.5 ptssince 2011
from 2.9% in 2011
US average: 5.2%
Labor force participation
73.1%
+11.1 ptssince 2011
from 62.0% in 2011
US average: 63.5%
Self-employed
11.1%
−2.8 ptssince 2009
from 13.8% in 2009
US average: 13.1%
Management & professional
69.6%
−7.1 ptssince 2009
from 76.6% in 2009
US average: 42.5%
Section 08

People & community

Male
52.9%
−2.4 ptssince 2009
from 55.3% in 2009
Female
47.1%
+2.4 ptssince 2009
from 44.7% in 2009
Foreign born
11.4%
+7.0 ptssince 2009
from 4.3% in 2009
US average: 14.1%
Veterans
3.2%
−49.0 ptssince 2009
from 52.3% in 2009
US average: 6.2%
With a disability
10.1%
+0.4 ptssince 2012
from 9.7% in 2012
US average: 13.3%
Uninsured
1.6%
−94.0 ptssince 2013
from 95.6% in 2013
US average: 8.4%
Broadband at home
97.5%
+7.1 ptssince 2017
from 90.4% in 2017
US average: 91.0%
English only at home
82.3%
−10.4 ptssince 2016
from 92.7% in 2016
US average: 77.7%
Spanish at home
5.3%
+4.4 ptssince 2016
from 0.8% in 2016
US average: 13.6%
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Compare Rocky Hill to nearby cities

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ROCKY HILL VS
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ROCKY HILL VS
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Frequently asked

How many people live in Rocky Hill, New Jersey?

Rocky Hill, New Jersey has about 819 residents according to the 2024 American Community Survey.

What is the median household income in Rocky Hill, New Jersey?

The typical household in Rocky Hill, New Jersey earns about $148,056 a year. Half of households make more than that, and half make less.

Is Rocky Hill, New Jersey expensive?

In Rocky Hill, New Jersey, the median home is worth about $597,200, and the typical rent is about $1,799 a month.

How educated are people in Rocky Hill, New Jersey?

About 71.1% of adults age 25 and over in Rocky Hill, New Jersey hold a bachelor's degree or higher.

What is the poverty rate in Rocky Hill, New Jersey?

About 3.9% of people in Rocky Hill, New Jersey live below the federal poverty line.

Has Rocky Hill, New Jersey grown since 1990?

Yes, Rocky Hill, New Jersey has grown since 1990. The population has added about 138 residents, a change of about 20 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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