Knox County ME Information


Knox County Subdivisions

Knox County ME Data & Demographics (As of July 1, 2016)


Total Population 40,959
Population in Households 39,598
Population in Familes 29,931
Population in Group Qrtrs 1,361
Population Density1 112
Diversity Index2 9


Total Households 18,053
Average Household Size 2.19
Family Households 11,013
Average Family Size 3


Total Housing Units 25,060 (100%)
Owner Occupied HU 12,941 (51.6%)
Renter Occupied HU 5,112 (20.4%)
Vacant Housing Units 7,007 (28.0%)
Median Home Value $217,641
Average Home Value $282,919


Median Household Income $49,368
Average Household Income $68,577
Per Capita Income $30,991
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.49% 0.48%
Households 0.72% 0.63%
Families 0.52% 0.51%
Median Household Income   1.87%
Per Capita Income   1.87%
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.


Knox County ME - Peer Comparisons by Rank and Percentile

The table below compares Knox County to the other 16 counties and county equivalents in Maine 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 # 10 44th
Population Density1 # 6 69th
Diversity Index2 # 13 25th
Median Household Income # 5 75th
Per Capita Income # 4 81st

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