Montgomery County MD Information


Montgomery County Subdivisions

Montgomery County MD Data & Demographics (As of July 1, 2016)


Total Population 1,033,657
Population in Households 1,024,499
Population in Familes 836,225
Population in Group Qrtrs 9,158
Population Density1 2,104
Diversity Index2 77


Total Households 374,146
Average Household Size 2.74
Family Households 254,534
Average Family Size 3


Total Housing Units 393,288 (100%)
Owner Occupied HU 243,759 (62.0%)
Renter Occupied HU 130,387 (33.2%)
Vacant Housing Units 19,142 ( 4.9%)
Median Home Value $478,876
Average Home Value $554,219


Median Household Income $101,018
Average Household Income $134,701
Per Capita Income $49,075
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.99% 1.18%
Households 0.75% 1.06%
Families 0.62% 0.96%
Median Household Income   1.58%
Per Capita Income   1.46%
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.


Montgomery County MD - Peer Comparisons by Rank and Percentile

The table below compares Montgomery County to the other 24 counties / independent cities and county equivalents in Maryland by rank and percentile using July 1, 2016 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 96th
Diversity Index2 # 1 100th
Median Household Income # 2 96th
Per Capita Income # 2 96th

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