Population By Race and Ethnicity in New Haven County, CT in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the 856,895 population of New Haven County, Connecticut comprised of 160,126 people who identified as Hispanic (18.69%), and 696,769 people who identified as Non-Hispanic (81.31%).

Race: The White Alone population was the largest racial group in New Haven County, Connecticut with a population of 664,088 (77.5%); Black or African American Alone population was the second largest racial group with a population of 128,704 (15.02%); and Asian Alone was the third largest racial group with a population of 36,703 (4.28%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in New Haven County, Connecticut in 2018, with a population of 533,918 (62.31%); the second largest ethnic group was White Alone - Hispanic with a population of 130,170 (15.19%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 109,788 (12.81%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in New Haven, Connecticut.

You can find similar information for other Connecticut counties, and for Connecticut.

See this for other years:
Hispanics and Non Hispanics in New Haven County, CT in 2018
Total Population:
Race in New Haven County, CT in 2018
Total Population:
Ethnicity in New Haven County, CT in 2018
Total Population:
Population By Race in New Haven , CT in 2018
Race Population Percentage
Black or African American Alone 128,704 15.02%
White Alone 664,088 77.5%
American Indian and Alaska Native Alone 5,057 0.59%
Asian Alone 36,703 4.28%
Native Hawaiian And Pacific Islander Alone 905 0.11%
Two Or More Races 21,438 2.5%
Population By Ethnicity in New Haven , CT in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 18,916 2.21%
White Alone - Hispanic 130,170 15.19%
American Indian and Alaska Native Alone - Hispanic 3,524 0.41%
Asian Alone - Hispanic 910 0.11%
Native Hawaiian And Pacific Islander Alone - Hispanic 623 0.07%
Two Or More Races - Hispanic 5,983 0.7%
Black or African American Alone - Non Hispanic 109,788 12.81%
White Alone - Non Hispanic 533,918 62.31%
American Indian and Alaska Native Alone - Non Hispanic 1,533 0.18%
Asian Alone - Non Hispanic 35,793 4.18%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 282 0.03%
Two Or More Races - Non Hispanic 15,455 1.8%