Share of the population by age and sex, five-year groups

Population of Massachusetts, 2010–2025 · click to pick a year
Estimates up to 2019 are built on the 2010 Census, those from 2020 on the 2020 Census. A line that steps up or down between 2019 and 2020 reflects this re-basing, not a sudden change in population.

Year

-5 -1   2012  +1 +5

6,664,269 people lived in Massachusetts on July 1, 2012: the 14th-largest population among the 50 states and the District of Columbia. The median age was 39.2 years (United States: 37.4); children (17.3%) and older adults (14.4%) make up similar shares of the population. There were 94.0 men for every 100 women. Since 2010 the population has grown by 1.5%. Source: U.S. Census Bureau, Population Estimates Program, Vintage 2020 estimates (resident population on July 1; public domain). Median age, shares, dependency ratios and rankings are calculated by PopulationPyramid.net from these estimates; the Census Bureau does not endorse this site.

Key indicators, 2012
Population
6,664,269
Rank by population
14th of 51
Median age
39.2
Men per 100 women
94.0
Under 15
17.3%
15–64
68.3%
65 and over
14.4%
Child dependency
25.2
Old-age dependency
21.1
Change since 2010
+1.5%
Dependency ratios count children under 15 or adults 65 and over per 100 residents aged 15 to 64.
Show the population by age group, 2012
AgeMenWomenTotalShare
0-4187,318178,995366,3135.5%
5-9195,036187,351382,3875.7%
10-14204,400196,688401,0886.0%
15-19234,814230,013464,8277.0%
20-24243,063240,574483,6377.3%
25-29233,074236,501469,5757.0%
30-34211,676217,193428,8696.4%
35-39194,861202,810397,6716.0%
40-44221,347233,402454,7496.8%
45-49242,832254,892497,7247.5%
50-54247,324260,637507,9617.6%
55-59221,306237,911459,2176.9%
60-64185,852204,939390,7915.9%
65-69141,921161,174303,0954.5%
70-7493,097113,622206,7193.1%
75-7969,21992,089161,3082.4%
80-8453,11582,071135,1862.0%
85+48,554104,598153,1522.3%
How Massachusetts compares with similar-sized states, 2012
RankStateResidentsRelative
11 New Jersey 8,845,671
12 Virginia 8,187,456
13 Washington 6,898,599
14 Massachusetts 6,664,269
15 Arizona 6,556,344
16 Indiana 6,538,989
17 Tennessee 6,455,752
Frequently asked questions about Massachusetts's population
What is the population of Massachusetts?
Massachusetts had an estimated 6,664,269 residents on July 1, 2012, according to the U.S. Census Bureau, Population Estimates Program. That ranks 14th among the 51 states and the District of Columbia.
What is the median age in Massachusetts?
The median age in Massachusetts was 39.2 years in 2012, the 14th oldest of the 51 states and DC. That is 1.8 years older than the national median of 37.4.
How many people in Massachusetts are 65 or older?
About 959,460 residents of Massachusetts (14.4%) were 65 or older in 2012, against 17.3% under 15 and 68.3% aged 15 to 64.
What does the population pyramid of Massachusetts show?
In 2012, Massachusetts: children (17.3%) and older adults (14.4%) make up similar shares of the population. There were 94.0 men for every 100 women.
How fast is the population of Massachusetts changing?
The population of Massachusetts grew by 1.5% between 2010 and 2012, and by 0.8% in the last year.
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