Chelsea Flag

Chelsea

County:
Suffolk County
County Seat:
No
Area (mi²):
2.219
State:
Massachusetts

Chelsea is a city located in Suffolk County, Massachusetts. Chelsea has a 2026 population of 40,037. Chelsea is currently declining at a rate of -0.23% annually and its population has decreased by -1.25% since the most recent census, which recorded a population of 40,543 in 2020.

The median household income in Chelsea is $72,179 with a poverty rate of 20.75%. The median age in Chelsea is 34.4 years: 35.1 years for males, and 32.9 years for females. For every 100 females there are 101.6 males.

40K
Total Population
18,045
Density (mi²)
-93 -0.23%
Growth

Chelsea Population

Chelsea Population

Year ↓
Population
Growth
Annual Change
202640,037-93-0.23%
202540,130-44-0.11%
202440,1746061.53%
202339,568320.08%
202239,536-58-0.15%
202139,594-949-2.34%
202040,543-203-0.5%
201939,669-260-0.65%
201839,929-364-0.9%
201740,29370.02%
201640,2865171.3%
201539,7691,0592.74%
201438,7101,0422.77%
201337,6687432.01%
201236,9257091.96%
201136,2168722.47%
201035,3441670.47%
200035,0806,37022.19%
199028,7103,27912.89%
198025,431-5,194-16.96%
197030,625-3,124-9.26%
196033,749-5,163-13.27%
195038,912-2,347-5.69%
194041,259-4,557-9.95%
193045,8162,6326.09%
192043,18410,73233.07%
191032,452-1,620-4.75%
190034,0726,16322.08%
189027,9096,12728.13%
188021,7823,23517.44%
187018,5475,15238.46%
186013,3956,69499.9%
18506,70100%

Median Age

Overall: 34.4 years
Female: 32.9 years
Male: 35.1 years

Chelsea Adults

There are 30,184 adults, (4,188 of whom are seniors) in Chelsea.

Sex Ratio

Female: 19,795 (49.6%)
Male: 20,113 (50.4%)

Demographics

The racial composition of Chelsea includes 21.71% White, 17.33% other race, 8.2% Black or African American, and smaller percentages for Asian, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
Two or more races19,97350.05%
White8,66621.71%
Other race6,91517.33%
Black or African American3,2748.2%
Asian8322.08%
Native American2480.62%
Race
Population ↓
Percentage (of total)
Two or more races18,03645.19%
Other race6,53416.37%
White1,5964%
Black or African American4461.12%
Native American2480.62%
Race
Population ↓
Percentage (of total)
White7,07017.72%
Black or African American2,8287.09%
Two or more races1,9374.85%
Asian8322.08%
Other race3810.95%

Chelsea Marital Status

Economics and Income Statistics

Chelsea's average per capita income is $43,085. Household income levels show a median of $72,179. The poverty rate stands at 20.75%.

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$99,281-
Families$75,000$101,944
Households$72,179$92,358
Non Families$45,030$67,133

$43,085

Average Income

$72,179

Median Household Income

20.75%

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)