Population

Chelsea

39,460

SeaTac

31,143

Median Income

Chelsea

$72,220

SeaTac

$76,517

Home Value

Chelsea

$476,500

SeaTac

$483,200

Rent

Chelsea

$1,859

SeaTac

$1,637

Crime Rate

Chelsea

9.79

SeaTac

4.13

Cost of Living

Chelsea

148.2

SeaTac

146.3

Avg Temp

Chelsea

N/A

SeaTac

N/A

Unemployment

Chelsea

8.8%

SeaTac

8.3%

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How Similar Are Chelsea & SeaTac?

SeaTac is Chelsea's #4 most similar city

5/10

5 of 10 key metrics match within 10%

Population

👥

Chelsea

39,460

vs

SeaTac

31,143

Different · 21% difference

Chelsea has a 21% larger population than SeaTac.

Violent Crime

Chelsea

9.79

vs

SeaTac

4.13

Different · 58% difference
🚨

Chelsea's violent crime is significantly higher than SeaTac's — 58% difference.

Property Crime

🔒

Chelsea

14.36

vs

SeaTac

39.44

Different · 64% difference

SeaTac's property crime is significantly higher than Chelsea's — 64% difference.

Political Leaning

Chelsea

22.4%

vs

SeaTac

22.5%

Match · 0% difference
🗳️

Both cities lean Democratic with similar vote shares — 0% difference.

Unemployment

💼

Chelsea

8.8%

vs

SeaTac

8.3%

Match · 5% difference

Both cities have similar unemployment — just a 5% difference.

Median Income

Chelsea

$72,220

vs

SeaTac

$76,517

Match · 6% difference
💰

Both cities have similar median income — just a 6% difference.

Home Values

🏠

Chelsea

$476,500

vs

SeaTac

$483,200

Match · 1% difference

Both cities have similar home values — just a 1% difference.

Education

Chelsea

14.9%

vs

SeaTac

18.4%

Different · 19% difference
🎓

SeaTac has a 19% higher education than Chelsea.

Demographics

🌍

Chelsea

26.9%

vs

SeaTac

31.3%

Different · 14% difference

SeaTac has a 14% higher demographics than Chelsea.

Cost of Living

Chelsea

148.2

vs

SeaTac

146.3

Match · 1% difference
💵

Both cities have similar cost of living — just a 1% difference.

5 out of 10 key metrics match within 10%. Chelsea and SeaTac share several key characteristics.

At a Glance

0

Chelsea

vsof 8

0

SeaTac

SeaTac leads in 5 of 8 categories

Cost of Living & Affordability — SeaTac leads

Source: City Stats Index / HUD

SeaTac has a fair market rent (2br) of $2,501 vs $2,941 in Chelsea (18% lower). SeaTac scores 108.7 on the transportation index (100 = national avg) vs 126.1 in Chelsea. SeaTac has a fair market rent (1br) of $2,146 vs $2,476 in Chelsea (15% lower).

Overall Cost Index

Chelsea148.2
SeaTac146.3

Housing Index

Chelsea211.5
SeaTac208.1

Food Index

Chelsea105.2
SeaTac108.5

Transportation Index

Chelsea126.1
SeaTac108.7

Healthcare Index

Chelsea104.2
SeaTac106.8

Utilities Index

Chelsea125.4
SeaTac126.7

Living Wage (1 Adult)

Chelsea$65,220
SeaTac$64,366

Living Wage (Family of 4)

Chelsea$154,156
SeaTac$152,138

Fair Market Rent (1BR)

Chelsea$2,476
SeaTac$2,146

Fair Market Rent (2BR)

Chelsea$2,941
SeaTac$2,501

Housing Market — SeaTac leads

Source: U.S. Census Bureau ACS

SeaTac has a single-family homes of 46.4% compared to 13.2% in Chelsea. Chelsea has a median property tax of $2,974 vs $4,720 in SeaTac (37% lower). SeaTac has a owner-occupied of 45.1% compared to 29.2% in Chelsea.

Median Home Value

Chelsea$476,500
SeaTac$483,200

Median Rent

Chelsea$1,859
SeaTac$1,637

Median Property Tax

Chelsea$2,974
SeaTac$4,720

Owner-Occupied

Chelsea29.2%
SeaTac45.1%

Vacancy Rate

Chelsea4.5%
SeaTac5.3%

Single-Family Homes

Chelsea13.2%
SeaTac46.4%

Jobs & Economy — SeaTac leads

Source: U.S. Census Bureau ACS

SeaTac has a poverty rate of 10.4% compared to 20.6% in Chelsea. SeaTac: 23 min vs Chelsea: 30 min for mean commute. Chelsea: 20,648 vs SeaTac: 16,934 for labor force.

Median Household Income

Chelsea$72,220
SeaTac$76,517

Per Capita Income

Chelsea$31,544
SeaTac$37,207

Poverty Rate

Chelsea20.6%
SeaTac10.4%

Unemployment Rate

Chelsea8.8%
SeaTac8.3%

Labor Force

Chelsea20,648
SeaTac16,934

Mean Commute

Chelsea30 min
SeaTac23 min

Work from Home

Chelsea9.6%
SeaTac10.8%

Private Sector

ChelseaN/A
SeaTacN/A

Government Sector

Chelsea50.0%
SeaTac47.4%

Crime & Safety — Chelsea leads

Source: FBI UCR

SeaTac has a assault rate (per 1k) of 1.94 compared to 7.73 in Chelsea. SeaTac has a violent crime rate (per 1k) of 4.13 compared to 9.79 in Chelsea. Chelsea has a burglary rate (per 1k) of 1.49 compared to 5.29 in SeaTac.

Violent Crime Rate (per 1K)

Chelsea9.79
SeaTac4.13

Property Crime Rate (per 1K)

Chelsea14.36
SeaTac39.44

Murder Rate (per 1K)

Chelsea0.05
SeaTac0.06

Robbery Rate (per 1K)

Chelsea1.20
SeaTac1.28

Assault Rate (per 1K)

Chelsea7.73
SeaTac1.94

Burglary Rate (per 1K)

Chelsea1.49
SeaTac5.29

Larceny Rate (per 1K)

Chelsea11.51
SeaTac20.66

Violent Crime Clearance

Chelsea41.9%
SeaTac37.1%

Property Crime Clearance

Chelsea9.5%
SeaTac7.1%

Weather & Climate

Source: NOAA / Open-Meteo

Avg Annual Temperature

ChelseaN/A
SeaTacN/A

Avg Annual High

ChelseaN/A
SeaTacN/A

Avg Annual Low

ChelseaN/A
SeaTacN/A

Sunny Days per Year

ChelseaN/A
SeaTacN/A

Annual Rainfall

ChelseaN/A
SeaTacN/A

Annual Snowfall

ChelseaN/A
SeaTacN/A

Avg Humidity

ChelseaN/A
SeaTacN/A

Schools & Education — SeaTac leads

Source: NCES / U.S. Census Bureau

SeaTac has a bachelor's degree or higher of 18.4% compared to 14.9% in Chelsea. SeaTac has a high school diploma or higher of 37.9% compared to 35.8% in Chelsea.

Public Schools

Chelsea0
SeaTac0

Avg Student-Teacher Ratio

ChelseaN/A
SeaTacN/A

Colleges & Universities

Chelsea0
SeaTac0

Bachelor's Degree or Higher

Chelsea14.9%
SeaTac18.4%

High School Diploma or Higher

Chelsea35.8%
SeaTac37.9%

Demographics & Community

Source: U.S. Census Bureau ACS

Chelsea has a population of 39,460, about 1.3x the size of SeaTac (31,143). Chelsea skews younger with a median age of 34.5 vs 36.8.

Population

Chelsea39,460
SeaTac31,143

Median Age

Chelsea35
SeaTac37

Avg Household Size

Chelsea2.9
SeaTac2.6

Married Population

Chelsea31.6%
SeaTac38.0%

Foreign Born

Chelsea45.3%
SeaTac39.9%

White

Chelsea26.9%
SeaTac31.3%

Black

Chelsea7.0%
SeaTac24.3%

Hispanic

Chelsea65.0%
SeaTac22.8%

Asian

Chelsea2.9%
SeaTac15.8%

Chelsea

SeaTac

Healthcare — Chelsea leads

Source: CMS Hospital Compare

Chelsea: 4.0 vs SeaTac: 2.8 for avg cms rating (out of 5).

Nearby Hospitals

Chelsea5
SeaTac5

Avg CMS Rating (out of 5)

Chelsea4.0
SeaTac2.8

With Emergency Services

Chelsea4
SeaTac4

Transportation & Commute — SeaTac leads

Source: U.S. Census Bureau ACS

Chelsea has a public transit of 20.3% compared to 7.0% in SeaTac. SeaTac: 23 min vs Chelsea: 30 min for mean commute time. SeaTac has a drive alone of 60.0% compared to 46.4% in Chelsea.

Mean Commute Time

Chelsea30 min
SeaTac23 min

Drive Alone

Chelsea46.4%
SeaTac60.0%

Public Transit

Chelsea20.3%
SeaTac7.0%

Bicycle

Chelsea0.2%
SeaTac0.0%

Work from Home

Chelsea9.6%
SeaTac10.8%

Airports

Chelsea0
SeaTac0

Cities Similar to Chelsea, MA

Compare Chelsea against its closest statistical matches across demographics, income, crime, health, and more.

🧬

City Comparison

8-axis fingerprint: population, income, housing, crime, education, age, climate, and cost of living. Click legend items to toggle.

PopulationIncomeHome ValueSafetyEducationMedian AgeClimateCost of Living

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