New Haven County CT Information


New Haven County Subdivisions

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  1. New Haven County 2018 Demographic Data
  2. Growth Rates forNew Haven County (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Connecticut Research Tools (Easy Tools & Current Data)
  3. Connecticut Data Comparison Tool - 2018 Demographics

New Haven County CT Data & Demographics (As of July 1, 2018)


Total Population 869,888
Population in Households 840,377
Population in Familes 672,340
Population in Group Qrtrs 29,511
Population Density2 1,439
Diversity Index3 64


Median Household Income $65,394
Average Household Income $92,435
Per Capita Income $36,305


Total Housing Units 366,950 (100%)
Owner Occupied HU 205,685 (56.1%)
Renter Occupied HU 129,113 (35.2%)
Vacant Housing Units 32,152 ( 8.8%)
Median Home Value $265,624
Average Home Value $312,541


Total Households 334,798
Average Household Size 2.51
Family Households 213,975
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2018 2018-2023
Population 0.1% 0.12%
Households 0.01% 0.07%
Families -0.1% 0.0%
Median Household Income   3.08%
Per Capita Income   2.98%


New Haven County CT - Peer Comparisons by Rank and Percentile

The table below compares New Haven County to the other 8 counties and county equivalents in Connecticut by rank and percentile using July 1, 2018 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 # 3 75th
Population Density # 2 88th
Diversity Index # 3 75th
Median Household Income # 7 25th
Per Capita Income # 7 25th

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

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Connecticut Census Data Comparison Tool

Compare Connecticut July 1, 2018 Data
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