Cambridge, Massachusetts Population 2020

121,783

Cambridge is a city located in Massachusetts. With a 2020 population of 121,783, it is the 4th largest city in Massachusetts (after Boston, Worcester, and Springfield) and the 235th largest city in the United States. Cambridge is currently growing at a rate of 1.17% annually and its population has increased by 15.81% since the most recent census, which recorded a population of 105,162 in 2010. Spanning over 7 miles, Cambridge has a population density of 19,048 people per square mile.

The average household income in Cambridge is $130,581 with a poverty rate of 13.18%. The median rental costs in recent years comes to $2,071 per month, and the median house value is $719,300. The median age in Cambridge is 30.4 years, 30 years for males, and 31 years for females. For every 100 females there are 97.5 males.

Cambridge Demographics

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

  • White: 66.99%
  • Asian: 15.97%
  • Black or African American: 10.98%
  • Two or more races: 4.08%
  • Other race: 1.75%
  • Native American: 0.16%
  • Native Hawaiian or Pacific Islander: 0.08%
The current population of Cambridge, Massachusetts is 121,783, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 118,977.The last official US Census in 2010 recorded the population at 105,162.

Cambridge, Massachusetts Population 2020

Year Total Population Growth Annual Growth Rate
20204,936,98030,8000.62%
20194,906,18030,7900.63%
20184,875,39030,7900.63%
20174,844,60033,5000.69%
20164,811,10031,3500.65%
20154,779,75031,9300.67%
20144,747,82044,5000.94%
20134,703,32046,6200.99%
20124,656,70047,2301.01%
20114,609,47043,0200.93%
20104,566,4500.00%

Population by Race

Race Population Percentage
White77,48766.99%
Asian18,46615.97%
Black or African American12,69710.98%
Two or More Races4,7144.08%
Some Other Race2,0241.75%
American Indian and Alaska Native1870.16%
Native Hawaiian and Other Pacific Islander900.08%

Cambridge Population Pyramid 2020

Cambridge Median Age

30.4


Total

30


Male

31


Female

Cambridge Adults

There are 101,358 adults, (13,045 of whom are seniors) in Cambridge.

Cambridge Age Dependency

31

Age Dependency Ratio

14.8

Old Age Dependency Ratio

16.2

Child Dependency Ratio

Cambridge Sex Ratio

Female

58,577

50.64%

Male

57,088

49.36%

Cambridge Households and Families

Cambridge Renter vs Owner Occupied by Household Type

Cambridge Household Types

Type Owner Renter
Married52.5%47.5%
Male40.8%59.2%
All35.8%64.2%
Female34.8%65.2%
Non Family25.9%74.1%

35.8%

Rate of Home Ownership

Type Count Average Size Owned
All46,1842.1435.8
Non Family26,1961.5825.9
Married15,2152.8852.5
Female3,2432.8734.8
Male1,5302.8140.8

2.8

Average Family Size

2.14

Average Household Size

8.5%

Unmarried (Opposite Sex)

0.9%

Unmarried (Same Sex)

Cambridge Education

Education Attained Count Percentage
Less Than 9th Grade1,9482.50%
9th to 12th Grade1,8542.38%
High School Graduate6,8068.72%
Some College5,5007.05%
Associates Degree1,5411.98%
Bachelors Degree22,35628.66%
Graduate Degree38,01248.72%

Cambridge Educational Attainment by Race

Name Total High School Bachelors
White50,49049,22942,161
Asian11,99011,62011,044
Black8,1606,8472,736
Hispanic6,0375,2063,525
Multiple Races2,0061,8431,374
Other Race1,2181,025621
Native American13111425
Islander565619

The highest rate of high school graduation is among islander people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 92.11%.

Name Average Male Female
Overall$59,220$66,177$52,841
Less Than High School$28,194$36,250$22,104
High School Grad$30,376$33,032$26,347
Some College$39,506$48,827$30,805
Bachelors Degree$56,178$64,985$50,132
Graduate Degree$71,649$80,806$64,142

$59,220

Average Earnings

$66,177

Average Male

$52,841

Average Female

Cambridge Language

Cambridge Language by Age

Cambridge Language

66.61% of Cambridge residents speak only English, while 33.39% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 13.01% of the population.

Cambridge Poverty

Cambridge Poverty by Race

Name Total In Poverty Poverty Rate
White61,2455,1508.41%
Black11,7402,85724.34%
Asian14,5422,42116.65%
Hispanic8,8412,33526.41%
Multiple3,70745212.19%
Other1,63439624.24%
Native1342317.16%

13.18%

Overall Poverty Rate

12.75%

Male Poverty Rate

13.59%

Female Poverty Rate

Poverty in Cambridge

The race most likely to be in poverty in Cambridge is Hispanic, with 26.41% below the poverty level.

The race least likely to be in poverty in Cambridge is White, with 8.41% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.99%. Among those working part-time, it was 17.45%, and for those that did not work, the poverty rate was 35.53%.

Name Poverty
Less Than High School33.01%
High School21.57%
Some College16.65%
Bachelors or Greater7.73%
Name Poverty
Male Unemployed31.08%
Female Unemployed28.75%
Female Employed5.87%
Male Employed4.49%

Cambridge Income

Cambridge Income by Household Type

Name Median Mean
Households$95,404$130,581
Families$126,260$172,400
Married Families$150,786$198,413
Non Families$74,144$96,632

Cambridge Marital Status

Cambridge Marital Status

Marriage Rates

33.0%

Overall Marriage Rate

33.7%

Male Marriage Rate

32.4%

Female Marriage Rate

Cambridge Married by Age and Sex

Cambridge Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.

Cambridge Marital Status by Race

Cambridge Veterans

1,967

Number of Veterans

1,756

Male Veterans

211

Female Veterans

War Veterans
Vietnam630
Second Gulf War431
Korea246
First Gulf War226
World War II183
Age Group Veterans
75+716
65 to 74513
18 to 34281
35 to 54242
55 to 64215
Name Veterans % of Total
White1,5412.23%
Black2962.94%
Hispanic1431.66%
Asian530.32%
2 or More471.43%
Hawaiian2123.33%
Other90.54%

$Cambridge Veterans by Education

9.92%

Veteran Poverty Rate

25.46%

Veteran Disability Rate

Cambridge Employment Status

69.7%

Labor Force Participation

66.5%

Employment Rate

4.4%

Unemployment Rate

Cambridge Place of Birth

Origin of Non-Citizens

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

Origin of Naturalized Citizens

30.12%

Born in Massachusetts

71.18%

Native Born

28.82%

Foreign Born

18.36%

Non Citizen

Place of Birth

71.18% of Cambridge residents were born in the United States, with 30.12% having been born in Massachusetts. 18.36% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Year Population Growth Annual Growth Rate
2020121,7831,4031.17%
2019120,3801,4031.18%
2018118,9771,8441.57%
2017117,1331,4031.21%
2016115,7302,2331.97%
2015113,4974780.42%
2014113,0199500.85%
2013112,0694,1583.85%
2012107,9112,0061.89%
2011105,9058670.83%
2010105,0383,6830.36%
2000101,3555,5530.57%
199095,8024800.05%
198095,322-5,039-0.51%
1970100,361-7,355-0.70%
1960107,716-13,024-1.13%
1950120,7409,8610.86%
1940110,879-2,764-0.25%
1930113,6433,9490.35%
1920109,6944,8550.45%
1910104,83912,9531.33%
190091,88621,8582.75%
189070,02817,3592.89%
188052,66913,0352.88%
187039,63413,5744.28%
186026,06010,8455.53%
185015,2156,8066.11%
18408,4092,3373.31%
18306,0720.00%