In 2020, New Haven County, CT had a population of 856k people with a median age of 40.5 and a median household income of $71,370. Between 2019 and 2020 the population of New Haven County, CT declined from 857,513 to 855,733, a −0.208% decrease and its median household income grew from $69,905 to $71,370, a 2.1% increase.
The 5 largest ethnic groups in New Haven County, CT are White (Non-Hispanic) (61.9%), Black or African American (Non-Hispanic) (12.5%), White (Hispanic) (9.69%), Other (Hispanic) (5.63%), and Asian (Non-Hispanic) (4.01%).
None of the households in New Haven County, CT reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
94% of the residents in New Haven County, CT are U.S. citizens.
In 2020, the median property value in New Haven County, CT was $252,300, and the homeownership rate was 62.1%. Most people in New Haven County, CT drove alone to work, and the average commute time was 25.5 minutes. The average car ownership in New Haven County, CT was 2 cars per household.