New Haven County Population 2017

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

0k5k10k15k20k25k30k35kNew Haven County Male Population0k5k10k15k20k25k30k35kNew Haven County Female Population

Population of Cities in New Haven County

City 2010 Census 2016 Estimated Growth Growth Rate
New Haven129890129934440.03%
Waterbury110332108272-2060-1.87%
Meriden6085559622-1233-2.03%
West Haven5556454516-1048-1.89%
Naugatuck3188431392-492-1.54%
Ansonia1925118732-519-2.70%
Derby1290012631-269-2.09%
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