Cambridge is a city located in Middlesex County Massachusetts. With a 2020 population of 120,479, it is the 4th largest city in Massachusetts (after Boston, , and ) and the 240th largest city in the United States . Cambridge is currently growing at a rate of 0.65% annually and its population has increased by 14.57% since the most recent census, which recorded a population of 105,162 in 2010. Spanning over 7 miles, Cambridge has a population density of 18,844 people per square mile.
The average household income in Cambridge is $139,991 with a poverty rate of 12.73%. The median rental costs in recent years comes to $2,221 per month, and the median house value is $768,300. The median age in Cambridge is 30.5 years, 30.1 years for males, and 30.9 years for females.