Middlesex County MA Information


Middlesex County Subdivisions

Middlesex County MA Data & Demographics (As of July 1, 2014)


Total Population 1,529,894
Population in Households 1,473,472
Population in Familes 1,151,078
Population in Group Qrtrs 56,422
Population Density1 1,871
Diversity Index2 46


Total Households 593,234
Average Household Size 2.48
Family Households 373,574
Average Family Size 3


Total Housing Units 626,614 (100%)
Owner Occupied HU 370,921 (59.2%)
Renter Occupied HU 222,313 (35.5%)
Vacant Housing Units 33,380 ( 5.3%)
Median Home Value $433,681
Average Home Value $503,314


Median Household Income $83,296
Average Household Income $110,928
Per Capita Income $43,193
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.42% 0.72%
Households 0.5% 0.77%
Families 0.44% 0.74%
Median Household Income   2.59%
Per Capita Income   3.29%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Middlesex County MA - Peer Comparisons by Rank and Percentile

The table below compares Middlesex County to the other 14 counties and county equivalents in Massachusetts by rank and percentile using July 1, 2014 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 1 100th
Population Density1 # 2 93rd
Diversity Index2 # 4 79th
Median Household Income # 3 86th
Per Capita Income # 2 93rd

Additional comparisons and rankings can be made with a VERY EASY TO USE Massachusetts Census Data Comparison Tool.