Rocky Hill Flag

Rocky Hill

County Seat:
No
Area (mi²):
13.463
State:
Connecticut

Rocky Hill is located in Capitol Planning Region, Connecticut. Rocky Hill has a 2026 population of 21,815. Rocky Hill is currently growing at a rate of 1.11% annually and its population has increased by 5.07% since the most recent census, which recorded a population of 20,763 in 2020.

The median household income in Rocky Hill is $99,941 with a poverty rate of 4.81%. The median age in Rocky Hill is 43.2 years: 41.9 years for males, and 45.1 years for females. For every 100 females there are 93.7 males.

21.8K
Total Population
1,620
Density (mi²)
240 1.11%
Growth

Rocky Hill Population

Rocky Hill Population

Year ↓
Population
Growth
Annual Change
202621,8152401.11%
202521,5752401.12%
202421,3355202.5%
202320,815640.31%
202220,751230.11%
202120,728-35-0.17%
202020,763-83-0.4%
201920,108-67-0.33%
201820,175-9-0.04%
201720,184-42-0.21%
201620,2261380.69%
201520,088230.11%
201420,0651730.87%
201319,8921450.73%
201219,747720.37%
201119,675-34-0.17%
201019,72090.05%

Median Age

Overall: 43.2 years
Female: 45.1 years
Male: 41.9 years

Rocky Hill Adults

There are 17,363 adults, (4,739 of whom are seniors) in Rocky Hill.

Sex Ratio

Female: 10,782 (51.6%)
Male: 10,098 (48.4%)

Demographics

The racial composition of Rocky Hill includes 71.41% White, 11.97% Asian, 4.87% Black or African American, 3.75% other race, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White14,91071.41%
Asian2,50011.97%
Two or more races1,6617.95%
Black or African American1,0164.87%
Other race7843.75%
Native American90.04%
Race
Population ↓
Percentage (of total)
Two or more races9454.53%
Other race7023.36%
White3221.54%
Black or African American130.06%
Race
Population ↓
Percentage (of total)
White14,58869.87%
Asian2,50011.97%
Black or African American1,0034.8%
Two or more races7163.43%
Other race820.39%
Native American90.04%

Rocky Hill Marital Status

Economics and Income Statistics

Rocky Hill's average per capita income is $69,141. Household income levels show a median of $99,941. The poverty rate stands at 4.81%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$133,004-
Families$115,951$144,871
Households$99,941$128,429
Non Families$72,148$98,204

$69,141

Average Income

$99,941

Median Household Income

4.81%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)