New Haven County Population 2018

New Haven County's estimated population is 856,875 with a growth rate of -0.26% in the past year according to the most recent United States census data. New Haven County is the 3rd largest county in Connecticut.

Year Population Growth Growth Rate
2016856,875-2,198-0.26%
2015859,073-2,461-0.29%
2014861,534-1,178-0.14%
2013862,712-1,465-0.17%
2012864,1771680.02%
2011864,0095290.06%
2010863,48059,2617.37%
1990804,21942,8825.63%
1980761,33716,3892.20%
1970744,94884,63312.82%
1960660,315114,53120.98%
1950545,78461,46812.69%
1940484,31620,8674.50%
1930463,44948,23511.62%
1920415,21477,93223.11%
1910337,28268,11925.31%
1900269,16360,10528.75%
1890209,05852,53533.56%
1880156,52335,26629.08%
1870121,25723,91224.56%
186097,34531,75748.42%
185065,58817,00635.00%
184048,5824,73510.80%
183043,8474,23110.68%
182039,6162,5526.89%
181037,0644,90215.24%
180032,1621,3324.32%
179030,8300.00%

New Haven County Population Growth

Population Data via

New Haven County Race Data

Race Population Percentage
White674,57678.73%
Black or African American123,29014.39%
Asian36,0014.20%
Two or More Races19,8512.32%
American Indian and Alaska Native4,4820.52%
Native Hawaiian and Other Pacific Islander8730.10%

New Haven County Population Pyramid

0k5k10k15k20k25k30k35k Male Population0k5k10k15k20k25k30k35k Female Population8580757065605550454035302520151050
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990