US Census Data

East Millstone vs Rocky Hill

A side-by-side comparison of East Millstone and Rocky Hill: population, income, housing, and more.

East Millstone and Rocky Hill are places in New Jersey. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Rocky Hill has the higher population (814 vs 653 in East Millstone). East Millstone has the higher median household income ($250,001 vs $127,344 in Rocky Hill). East Millstone has the higher median home value ($668,400 vs $608,200 in Rocky Hill).

Population, income & housing

East MillstoneRocky Hill
Population653814
Median age46.9 yrs42.8 yrs
Median household income$250,001$127,344
Median home value$668,400$608,200
Median gross rent$1,660
Housing units245319
Homeownership rate77.1%75.9%
Bachelor's degree or higher55.6%72.4%
Unemployment rate0.0%6.1%

Trends (ACS 5-year, 2019–2023)

East MillstoneRocky Hill
Population471 → 653 (+38.6%)636 → 814 (+28.0%)
Median household income$91,944 → $250,001 (+171.9%)$111,688 → $127,344 (+14.0%)
Median home value$329,500 → $668,400 (+102.9%)$521,500 → $608,200 (+16.6%)
Median gross rent$1,833 → $1,660 (-9.4%)

East Millstone

Population
471653
Median household income
$91,944$250,001
Median home value
$329,500$668,400

Rocky Hill

Population
636814
Median household income
$111,688$127,344
Median home value
$521,500$608,200
Median gross rent
$1,833$1,660

Age & race/ethnicity

Age distribution (share)

East MillstoneRocky Hill
Under 53.4%7.0%
5 to 1716.2%13.6%
18 to 240.0%12.0%
25 to 3422.8%8.6%
35 to 440.0%11.7%
45 to 5429.6%13.8%
55 to 6419.8%15.7%
65 to 745.7%11.2%
75 and over2.6%6.4%

Race & ethnicity (share)

East MillstoneRocky Hill
White (non-Hispanic)64.8%80.7%
Black or African American27.9%0.9%
American Indian & Alaska Native0.0%0.0%
Asian0.0%4.1%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%1.2%
Two or more races0.0%4.7%
Hispanic or Latino7.4%8.5%

Educational attainment (age 25+)

Share of adults 25+

East MillstoneRocky Hill
No high school diploma0.0%0.7%
High school graduate8.6%12.4%
Some college or associate's35.8%14.4%
Bachelor's degree12.8%36.9%
Graduate or professional degree42.9%35.6%

Commute to work

How workers get to work (share)

East MillstoneRocky Hill
Drove alone60.7%62.9%
Carpooled0.0%6.5%
Public transit0.0%1.2%
Walked0.0%1.4%
Bicycle0.0%0.0%
Worked from home38.0%27.3%
Other means1.3%0.7%

Housing

Units in structure (share)

East MillstoneRocky Hill
1-unit, detached83.7%72.4%
1-unit, attached4.5%7.5%
2 to 4 units11.8%7.2%
5 to 19 units0.0%12.9%
20 or more units0.0%0.0%
Mobile home & other0.0%0.0%

Poverty & households

East MillstoneRocky Hill
Poverty rate0.0%4.3%
Average household size2.672.51
Mean commute (minutes)3725
Median year structure built19681955

Full profiles

2

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East Millstone vs Rocky Hill: Compare Population & Demographics | US Census Data