Fairfield County, CT Population

Overview

956,446

Total Population

40.7

Median age

51.02%

Female population %

96:100

Gender ratio (M:F)

55-59 years

Largest age group

51.6

Total dependency ratio

White

Largest racial group

196,34

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Fairfield County's population is old compared to the rest of the country:

The median age in Fairfield County is 40.7, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Fairfield County's population under 18 was 22.47%, compared to the 22.51% nationwide.
Fairfield County's elderly or the senior population (over 65 age) was 15.83% as compared to 16.04% nationwide.
Of the total population in Fairfield County, 18.21% were under the age of 15, 18.89% aged 15 to 29, 47.07% aged 30 to 64, 13.46% aged 65 to 84, and 2.37% were 85 years of age and older.

There are 19,550 more females than males in Fairfield County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 51.02% females and 48.98% males in Fairfield County, CT.
The Fairfield County, CT gender ratio is 96:100 i.e. 96 men to 100 women (0.960).
For male population, the largest age group is 50-54 years with a population of 35,248.
For the female population, the largest age group is 55-59 years with a population of 37,922.

Fairfield County's population has become increasingly diverse:

Racial distribution of Fairfield County population: 68% are White, 11.47% are Black or African American, 0.23% are American Indian and Alaska Native, 5.45% are Asian, 0.06% are Native Hawaiian and other Pacific Islander, 8.10% are some other race and 6.70% are multiracial.
Fairfield County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 196,34 is Hispanic or Latino (of any race), and 760,106 (79.47% of the total population) is Non-Hispanic.
The largest racial group in Fairfield County is White with a population of 650,345 (68% of the total population).

Fairfield County's population has not reached its peak yet and is showing a trend of further growth:

The peak population was 959,768 in the year 2021
From 2000 to 2010, Fairfield County's population increased by 35,039 (3.96%), as compared to the national growth of 9.63%.
From 2010 to 2020, Fairfield County's population increased by 36,524 (3.97%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2021, Fairfield County's population was lowest in year 2000 at 884,332.