Rocky Hill, CT demographics:
population, income, and more

Total population
20,872
0.8% year-over-year change
Median household income
$100,027/yr
-0.1% year-over-year change
Housing units
9,512
2.3% year-over-year change

Rocky Hill population

How many people live in Rocky Hill

Rocky Hill is home to 20,872 residents, according to the most recent Census data. Gender-wise, 48.4% of Rocky Hill locals are male, and 51.6% are female.

Total population
20,872
0.8% year-over-year change
Gender ratio
Male
48.4%
10,098
Female
51.6%
10,774
Value Percent YoY change
Male 10,098 48.4% -0.7%
Female 10,774 51.6% 2.2%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Rocky Hill is 43, with the population distributed as follows: about 14.4% are children under 15, then 8.3% are in the 15 to 24 age group. Adults between 25 and 44 make up 30.1% of the population, while another 24.5% fall into the 45 to 64 bracket. Finally, around 22.7% are 65 or older.

Median age
43.2
Age breakdown
Under 15
14.4%
15 to 24
8.3%
25 to 44
30.1%
45 to 64
24.5%
Over 65
22.7%
Value Percent YoY change
Under 15 3,013 14.4% -5.2%
15 to 24 1,733 8.3% -2.3%
25 to 44 6,280 30.1% 7.2%
45 to 64 5,115 24.5% -6.1%
Over 65 4,731 22.7% 6.2%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Rocky Hill, 75.4% of the population are US-born citizens, while 15% have gained naturalized citizenship. At the same time, 9.7% of residents are non-citizens. As for race, 71.4% of locals are Caucasian, 4.9% are African American and 12% have Asian roots. There’s also a share of 8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
75.4%
Non-U.S.-born citizens
15%
Non-citizens
9.7%
Value Percent YoY change
U.S.-born citizens 15,731 75.4% 2.3%
Non-U.S.-born citizens 3,123 15% 1.6%
Non-citizens 2,018 9.7% -10.9%
Racial breakdown
White
71.4%
Black or African American
4.9%
American Indian and Alaska Native
0%
Asian
12%
Native Hawaiian and other Pacific Islander
0%
Two or more races
8%
Other
3.8%
Value Percent
White 14,902 71.4%
Black or African American 1,016 4.9%
American Indian and Alaska Native 9 0%
Asian 2,500 12%
Two or more races 1,661 8%
Other 784 3.8%

Households in Rocky Hill

A peek inside Rocky Hill households

Rocky Hill has 9,100 households, with an average of 2 members in each. Of these, 60.4% are families, while the remaining 39.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
9,100
2.0% year-over-year change
Average people per household
2
Non-family households
3,607
Family households
5,493
Value Percent YoY change
Non-family households 3,607 39.6% 15.6%
Family households 5,493 60.4% -5.3%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Rocky Hill

The housing landscape of Rocky Hill

Rocky Hill's housing consists of 9,512 units, with 47.8% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 12.6% and offer a more compact, shared living style.

Housing units
9,512
2.3% year-over-year change
Housing types
Value Percent
1 unit, detached 4,549 47.8%
1 unit, attached 1,198 12.6%
2 units 226 2.4%
3 or 4 units 786 8.3%
5 to 9 units 454 4.8%
10 to 19 units 633 6.6%
20 to 49 units 492 5.2%
50 or more units 1,174 12.3%
Homes built since 2020
23
91.7% year-over-year change

The age of buildings in Rocky Hill

In Rocky Hill, the median construction year is 1979. About 6% of homes were built before the 1940s, with another 1.8% going up by 1949. Most development happened in the second half of the 20th century. Then, 8.7% of homes were added from 2000 to 2009, 5.2% between 2010 and 2019, and 0.2% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 569 6% -5.8%
Built between 1940 and 1949 168 1.8% -29.7%
Built between 1950 and 1959 715 7.5% -3.9%
Built between 1960 and 1969 1,278 13.4% -1.2%
Built between 1970 and 1979 2,311 24.3% 3.1%
Built between 1980 and 1989 1,838 19.3% 8.4%
Built between 1990 and 1999 1,291 13.6% 6.3%
Built between 2000 and 2009 826 8.7% 2.5%
Built between 2010 and 2019 493 5.2% 10.0%
Built in 2020 or later 23 0.2% 91.7%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Rocky Hill occupancy rates

Out of the 9,100 occupied housing units in Rocky Hill, 68.4% are owner-occupied, while 31.6% are lived in by tenants. Meanwhile, 4.3% of all homes on the local market sit vacant.

Occupied housing units
9,100
2.0% year-over-year change
Occupancy breakdown
Renter occupied
2,880
Owner occupied
6,220
Value Percent YoY
change
Renter occupied 2,880 31.6% 0.3%
Owner occupied 6,220 68.4% 2.8%
Unoccupied housing units
4.3%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Rocky Hill housing costs

Housing costs in Rocky Hill come to a median of $1,674 per month, while tenants specifically pay a median gross rent of $1,783.

Median housing costs per month
$1,674/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Rocky Hill
$1,783/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Rocky Hill

Rocky Hill education at a glance

About 28.6% of the population in Rocky Hill went to high school, while 15.8% pursued college studies. Another 8.6% earned an associate degree and 27.4% hold a bachelor’s. Meanwhile, 17.2% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 403 2.3% -4.0%
High school diploma 4,973 28.6% 17.4%
College diploma 2,745 15.8% -1.1%
Associate degree 1,500 8.6% 5.8%
Bachelor's degree 4,758 27.4% -8.2%
Graduate degree 2,976 17.2% 0.6%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Rocky Hill

How much people earn in Rocky Hill

The average annual household income in Rocky Hill was $128,408 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -1% change from the previous year. At the same time, the median income stood at $100,027, reflecting a -0.1% shift over the same period.

Average household income in Rocky Hill
$128,408/year
-1.0% year-over-year change
Median household income in Rocky Hill
$100,027/year
-0.1% year-over-year change

Rocky Hill income by age

In Rocky Hill, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $106,341. Those with someone between 45 and 64 in charge, often well established professionally, earn $125,424 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $44,214, while those led by someone over 65, many of whom may be retired, have about $67,813 in earnings. Overall, 95.1% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $44,214 N/A
25 - 44 $106,341 4.4%
45 - 64 $125,424 -3.4%
Over 65 $67,813 -10.2%
Above poverty level
19,341
Below poverty level
989
Value Percent YoY
change
Above poverty level 19,341 95.1% -0.4%
Below poverty level 989 4.9% 25.2%

Employment in Rocky Hill

Workforce and job types in Rocky Hill

87.3% of the working population are employed in professional or administrative positions, while 12.7% are in hands-on or service-based jobs. Also, 10.4% run their own businesses, 69.7% are employed by private companies, and 12.9% work in the public sector.

Workforce demographics

White collar
9,516
Blue collar
1,386
Value Percent YoY change
White collar 9,516 87.3% -3.4%
Blue collar 1,386 12.7% 21.7%
Employer type
Self employees
10.4%
Private companies
69.7%
Governmental workers
12.9%
Not for profit companies
6.9%
Value Percent YoY change
Self employees 1,138 10.4% 0.0%
Private companies 7,602 69.7% 2.4%
Governmental workers 1,408 12.9% -1.3%
Not for profit companies 754 6.9% -24.8%

Transportation in Rocky Hill

How people get around in Rocky Hill

In Rocky Hill, the average commute time is 21 minutes. Commuting methods vary: 97.8% of residents travel by personal vehicle and 0.9% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
21 min
Means of transportation
Value Percent YoY change
Car 8,458 97.8% 1.5%
Taxicab 8 0.1% -81.8%
Bus or trolleybus 104 1.2% 11.8%
Walk 75 0.9% -47.9%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Rocky Hill by zipcode?

Zipcode Population Number of households Median income Average income
06067 20,872 9,100 $100,027 $128,484

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FAQs about Rocky Hill demographics 

What is the total population of Rocky Hill?

Rocky Hill has a total population of 20,872 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.8% compared to a year ago.

What is the gender ratio in Rocky Hill?

The gender ratio in Rocky Hill is as follows:
  • 48.4% males (10,098 residents)
  • 51.6% females (10,774 residents)

What is the median age in Rocky Hill?

The median age in Rocky Hill is 43.2.

What is the age distribution of the population in Rocky Hill?

The age distribution in Rocky Hill is as follows:
  • Under 15: 14.4% (3,013 residents)
  • Ages 15-24: 8.3% (1,733 residents)
  • Ages 25-44: 30.1% (6,280 residents)
  • Ages 45-64: 24.5% (5,115 residents)
  • Over 65: 22.7% (4,731 residents)

What is the racial and ethnic makeup of Rocky Hill?

The racial and ethnic makeup of Rocky Hill is as follows:
  • White: 71.4% (14,902 residents)
  • Black or African American: 4.9% (1,016 residents)
  • American Indian and Alaska Native: 0% (9 residents)
  • Asian: 12% (2,500 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 8% (1,661 residents)
  • Other: 3.8% (784 residents)

What percentage of the population in Rocky Hill are U.S.-born citizens?

U.S.-born citizens represent 75.4% of the population in Rocky Hill.

How many housing units are there in Rocky Hill?

There are 9,512 housing units in Rocky Hill, reflecting a +2.3% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Rocky Hill and what is the average household size?

Rocky Hill has a total of 9,100 households, with an average of 2 people in each.

What is the median household income in Rocky Hill?

Rocky Hill has a median household income of $100,027, representing a -0.1% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Rocky Hill?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 87.3% (9,516 residents)
  • Blue-collar workers: 12.7% (1,386 residents)

Places of employment:
  • Self-employed: 10.4% (1,138 residents)
  • Private companies: 69.7% (7,602 residents)
  • Governmental workers: 12.9% (1,408 residents)
  • Not-for-profit companies: 6.9% (754 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025