Chelsea Population

1870–2026

5,392

2026 projection

1% since 2020 (decrease)

01K2K3K4K5K6K18801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Chelsea. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20265,392-320.59%
20255,424+1041.95%
20245,320-520.97%
20235,372-180.33%
20225,390-380.70%
20215,428-170.31%
20205,445+190.35%
20195,426-370.68%
20185,463+731.35%
20175,390+1352.57%

Showing 10 of 31 years.

Chelsea Demographics

51.2median age

Median age

Female59.9 yrs
Male44 yrs

Adults

4,524
1,870 seniors · 41%2,654 other adults

Sex

Female 54.3% · 2,946Male 45.7% · 2,480

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 54 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Chelsea Income

$72,098median household income

Median household income

$72,098

Half of households earn more, half earn less

Median earnings

$69,628

Typical yearly pay for a worker 25 or older.

Poverty rate

4.1%

About 1 in 25 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Chelsea Marital Status

50% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married50%54%46%
Never married18%22%15%
Divorced13%10%16%
Widowed15%6%22%
Separated4%9%<1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201