Fairfield County, OH Population

Overview

157,622

Total Population

39.5

Median age

49.87%

Female population %

100.5:100

Gender ratio (M:F)

10-14 years

Largest age group

54.6

Total dependency ratio

White

Largest racial group

3,826

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 39.5, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Fairfield County's population under 18 was 24.16%, compared to the 22.51% nationwide.
Fairfield County's elderly or the senior population (over 65 age) was 15.65% as compared to 16.04% nationwide.
Of the total population in Fairfield County, 19.68% were under the age of 15, 18.48% aged 15 to 29, 46.19% aged 30 to 64, 14.00% aged 65 to 84, and 1.65% were 85 years of age and older.

There are 398 less females than males in Fairfield County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 49.87% females and 50.13% males in Fairfield County, OH.
The Fairfield County, OH gender ratio is 100.5:100 i.e. 100.5 men to 100 women (1.005).
For male population, the largest age group is 55-59 years with a population of 5,982.
For the female population, the largest age group is 10-14 years with a population of 5,692.

Fairfield County's population has become increasingly diverse:

Racial distribution of Fairfield County population: 85% are White, 8.16% are Black or African American, 0.06% are American Indian and Alaska Native, 1.99% are Asian, 0.08% are Native Hawaiian and other Pacific Islander, 0.90% are some other race and 3.81% are multiracial.
Fairfield County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 3,826 is Hispanic or Latino (of any race), and 153,796 (97.57% of the total population) is Non-Hispanic.
The largest racial group in Fairfield County is White with a population of 133,978 (85% 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 162,898 in the year 2022
From 2000 to 2010, Fairfield County's population increased by 22,939 (18.58%), as compared to the national growth of 9.63%.
From 2010 to 2020, Fairfield County's population increased by 13,035 (8.90%), 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 2022, Fairfield County's population was lowest in year 2000 at 123,469.