New Haven County is a county in the U.S. state of Connecticut, CT with an estimated population of 857,620 as of July 1, 2018 and is thus ranked 1590 in the United States.
In contrast to the 2010 census, the population of New Haven County was still 862,456. This means that the 2018 population percent change from 2010 population of New Haven County has fallen by -0.6%.
New Haven County is formed in 1666 and covers an total area of 862.06 square miles. This area is divided into 604.51 square miles land area and 257.55 square miles water area. Density per square kilometre of land area are 1,426.7 of population in 598.8 housing units.
There were 362,004 housing units in the whole of New Haven County for the 2010 census with 334.502 total households, 215.749 of them family households. At the 1990 census, the population of New Haven County was still 804,219. 2011 population percent change from 1990 population of New Haven County was still 7,24 %, or expressed in detail 58.258 inhabitants. 2017 ACS Population - High School Diploma or more as a percent of 2017 ACS Population - Population 25 and over was 89.9% (percent) and is ranked number 1037 of all counties in the United States.
Labor Force 2018 in New Haven County was 458,747 and is ranked number 61, with a Unemployment Rate 2018 of 4.4 % (percent), which is ranked on number 1030 of all counties in the United States. Median Household Income 2017 was $66,764 (percent), which is ranked on number 323 of all counties in the United States. To the area of New Haven County also includes New Haven-Milford, CT Metropolitan Statistical Area and New York-Newark, NY-NJ-CT-PA Combined Statistical Area.