Fairfield County CT Information


Fairfield County Subdivisions

Fairfield County CT Data & Demographics (As of July 1, 2015)


Total Population 940,546
Population in Households 920,959
Population in Familes 766,451
Population in Group Qrtrs 19,587
Population Density1 1,505
Diversity Index2 63


Total Households 343,803
Average Household Size 2.68
Family Households 237,948
Average Family Size 3


Total Housing Units 369,435 (100%)
Owner Occupied HU 226,600 (61.3%)
Renter Occupied HU 117,203 (31.7%)
Vacant Housing Units 25,632 ( 6.9%)
Median Home Value $440,475
Average Home Value $554,306


Median Household Income $78,451
Average Household Income $122,336
Per Capita Income $44,987
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.49% 0.61%
Households 0.46% 0.61%
Families 0.41% 0.57%
Median Household Income   2.5%
Per Capita Income   2.55%
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.


Fairfield County CT - Peer Comparisons by Rank and Percentile

The table below compares Fairfield County to the other 8 counties and county equivalents in Connecticut by rank and percentile using July 1, 2015 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 # 1 100th
Diversity Index2 # 2 88th
Median Household Income # 3 75th
Per Capita Income # 1 100th

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