Cambridge Population

1860–2026

13,511

2026 projection

3.2% since 2020 (increase)

02K4K6K8K10K12K14K186018801900192019401960198020002020

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 Cambridge. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202613,511+540.40%
202513,457+1441.08%
202413,313+820.62%
202313,231+1361.04%
202213,095-110.08%
202113,106+110.08%
202013,095+8627.05%
201912,233-240.20%
201812,257-940.76%
201712,351-560.45%

Showing 10 of 32 years.

Cambridge Demographics

39.4median age

Median age

Female39.3 yrs
Male39.5 yrs

Adults

10,300
2,777 seniors · 27%7,523 other adults

Sex

Female 53.8% · 7,081Male 46.2% · 6,071

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 132 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

Cambridge Income

$47,323median household income

Median household income

$47,323

Half of households earn more, half earn less

Median earnings

$39,076

Typical yearly pay for a worker 25 or older.

Poverty rate

26.4%

About 1 in 4 residents

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

Cambridge Marital Status

32% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married32%33%30%
Never married45%47%44%
Divorced15%11%18%
Widowed7%5%8%
Separated2%3%<1%

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