Somerville, Massachusetts Population 2021

81,366
map placeholder

Somerville is a city located in Middlesex County Massachusetts. With a 2020 population of 81,366, it is the 12th largest city in Massachusetts and the 432nd largest city in the United States . Somerville is currently growing at a rate of 0.00% annually and its population has increased by 7.41% since the most recent census, which recorded a population of 75,754 in 2010. Somerville reached it's highest population of 103,908 in 1930. Spanning over 4 miles, Somerville has a population density of 19,737 people per square mile.

The average household income in Somerville is $117,141 with a poverty rate of 11.49%. The median rental costs in recent years comes to $1,874 per month, and the median house value is $664,700. The median age in Somerville is 31.3 years, 31.1 years for males, and 31.5 years for females.

Somerville Demographics

According to the most recent ACS, the racial composition of Somerville was:

  • White: 75.76%
  • Asian: 10.26%
  • Black or African American: 6.16%
  • Two or more races: 4.25%
  • Other race: 3.36%
  • Native American: 0.20%
  • Native Hawaiian or Pacific Islander: 0.01%
The current population of Somerville, Massachusetts is 81,366 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 81,357.The last official US Census in 2010 recorded the population at 75,754.

Somerville, Massachusetts Population 2021

Population by Race

Race Population Percentage
White61,29675.76%
Asian8,30310.26%
Black or African American4,9856.16%
Two or More Races3,4414.25%
Some Other Race2,7173.36%
American Indian and Alaska Native1590.20%
Native Hawaiian and Other Pacific Islander50.01%
Loading...

Somerville Population by Race

Somerville Population Pyramid $2021

Loading...

Somerville Median Age

31.3


Total

31.1


Male

31.5


Female

Somerville Adults

There are 71,401 adults, (7,296 of whom are seniors) in Somerville.

Somerville Age Dependency

26.2

Age Dependency Ratio

11.4

Old Age Dependency Ratio

14.8

Child Dependency Ratio

Somerville Sex Ratio

Female

40,800

50.43%

Male

40,106

49.57%

Somerville Population by Age

Somerville Renter vs Owner Occupied by Household Type

Loading...

Somerville Household Types

Type Owner Renter
Married56.4%43.6%
Male36.7%63.3%
All33.6%66.4%
Female27.2%72.8%
Non Family21.7%78.3%

33.6%

Rate of Home Ownership

Somerville Households and Families

Type Count Average Size Owned
All32,8022.3733.6
Non Family18,8821.8821.7
Married10,4493.0256.4
Female2,3723.1127.2
Male1,0993.136.7

2.89

Average Family Size

2.37

Average Household Size

Loading...

Somerville Households by Type

Loading...
Education Attained Count Percentage
Less Than 9th Grade2,8914.83%
9th to 12th Grade2,7214.54%
High School Graduate8,30113.86%
Some College5,4629.12%
Associates Degree1,9163.20%
Bachelors Degree19,98433.37%
Graduate Degree18,61531.08%
Loading...

Somerville Educational Attainment by Sex (over 25)

Somerville Educational Attainment by Race

Loading...
Race Total High School Bachelors
White42,80040,47030,122
Asian6,3095,6264,663
Hispanic6,1894,1701,955
Black3,1152,6291,022
2+ Races2,0771,5851,045
Other Race1,8851,349254
Native American1388818
Islander4

The highest rate of high school graduation is among white people with a rate of 94.56%.

The highest rate of bachelors degrees is among asian people with a rate of 73.91%.

Somerville Educational Attainment by Race

Loading...
Name Average Male Female
Overall$54,444$60,004$51,517
Less Than 9th Grade$22,482$22,311$22,908
High School Graduate$31,150$35,404$25,617
Some College$41,209$44,093$37,500
Bachelors Degree$60,915$66,611$55,103
Graduate Degree$70,153$81,659$62,742

$54,444

Average Earnings

$60,004

Average Male

$51,517

Average Female

Somerville Earnings by Educational Attainment

Somerville Language by Age

Loading...

Somerville Language

69.77% of Somerville residents speak only English, while 30.23% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 14.28% of the population.

Somerville Language

Somerville Poverty by Race

Loading...
Name Total In Poverty Poverty Rate
White53,4294,2167.89%
Hispanic9,7661,79318.36%
Black4,7791,55832.60%
Asian7,8411,31716.80%
Other2,69233212.33%
Multiple3,3053139.47%

11.49%

Overall Poverty Rate

9.96%

Male Poverty Rate

12.99%

Female Poverty Rate

Poverty in Somerville

The race most likely to be in poverty in Somerville is Black, with 32.60% below the poverty level.

The race least likely to be in poverty in Somerville is White, with 7.89% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.29%. Among those working part-time, it was 15.67%, and for those that did not work, the poverty rate was 32.99%.

Somerville Poverty

Loading...
Name Poverty
Less Than 9th Grade21.30%
High School15.47%
Some College8.51%
Bachelors or Greater5.92%

Somerville Poverty Rate by Education

Loading...
Rate Poverty
Female Unemployed46.68%
Male Unemployed34.96%
Female Employed6.42%
Male Employed3.19%

Somerville Poverty Rate by Employment Status and Sex

Somerville Income by Household Type

Loading...
Name Median Mean
Households$97,328$117,141
Families$106,157$129,525
Married Families$125,243-
Non Families$88,378$104,838
Loading...

Income by Household Type

Somerville Marital Status

Loading...

Marriage Rates

32.4%

Overall Marriage Rate

33.2%

Male Marriage Rate

31.6%

Female Marriage Rate

Somerville Married by Age and Sex

Loading...

Somerville Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Somerville Marital Status by Race

Loading...

Somerville Marital Status

Loading...

1,371

Number of Veterans

1,273

Male Veterans

98

Female Veterans

War Veterans
Vietnam399
Second Gulf War351
Korea192
First Gulf War151
World War II68

Somerville Veterans by War

Loading...
Age Group Veterans
75+430
65 to 74356
35 to 54285
18 to 34170
55 to 64130

Somerville Veterans by Age

Loading...
Name Veterans % of Total
White1,1452.08%
Asian1041.36%
Black1022.68%
Hispanic210.29%
2+ Races90.37%
Other Race70.32%
Islander480.00%

Somerville Veterans by Race

Somerville Veterans by Education

Loading...

10.27%

Veteran Poverty Rate

27.59%

Veteran Disability Rate

Somerville Veterans by Education

Loading...

79.3%

Labor Force Participation

76.5%

Employment Rate

3.3%

Unemployment Rate

Somerville Employment by Age

Loading...

Somerville Employment by Race

Loading...

Somerville Employment by Education

Origin of Non-Citizens

Loading...

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Loading...

39.12%

Born in Somerville

75.02%

Native Born

24.98%

Foreign Born

15.30%

Non Citizen

9.68%

Naturalized

Place of Birth

75.02% of Somerville residents were born in the United States, with 39.12% having been born in Massachusetts. 15.30% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Somerville Place of Birth

Year Population Growth Annual Growth Rate
202181,36630.00%
202081,36330.00%
201981,36030.00%
201881,3571530.19%
201781,2042680.33%
201680,9361,2211.53%
201579,7157240.92%
201478,9914180.53%
201378,5739531.23%
201277,6209101.19%
201176,7108331.10%
201075,877-1,601-0.21%
200077,4781,2680.17%
199076,210-1,162-0.15%
198077,372-11,407-1.37%
197088,779-5,918-0.64%
196094,697-7,654-0.77%
1950102,3511740.02%
1940102,177-1,731-0.17%
1930103,90810,8171.11%
192093,09115,8551.88%
191077,23615,5932.28%
190061,64321,4914.38%
189040,15215,2194.88%
188024,93310,2485.44%
187014,6856,6606.23%
18608,0250.00%

Somerville Population by Year