Duplin County, NC Population

Overview

49,836

Total Population

40.6

Median age

50.76%

Female population %

97:100

Gender ratio (M:F)

5-9 years

Largest age group

62.1

Total dependency ratio

White

Largest racial group

11,4

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in Duplin County is 40.6, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Duplin County's population under 18 was 24.08%, compared to the 22.51% nationwide.
Duplin County's elderly or the senior population (over 65 age) was 18.51% as compared to 16.04% nationwide.
Of the total population in Duplin County, 19.79% were under the age of 15, 18.06% aged 15 to 29, 43.65% aged 30 to 64, 16.29% aged 65 to 84, and 2.22% were 85 years of age and older.

There are 758 more females than males in Duplin County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.76% females and 49.24% males in Duplin County, NC.
The Duplin County, NC gender ratio is 97:100 i.e. 97 men to 100 women (0.970).
For male population, the largest age group is 5-9 years with a population of 2,098.
For the female population, the largest age group is 55-59 years with a population of 1,900.

Duplin County's population has become increasingly diverse:

Racial distribution of Duplin County population: 65.47% are White, 21.96% are Black or African American, 0.40% are American Indian and Alaska Native, 0.44% are Asian, 0.14% are Native Hawaiian and other Pacific Islander, 6.03% are some other race and 5.56% are multiracial.
Duplin County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 11,4 is Hispanic or Latino (of any race), and 38,436 (77.12% of the total population) is Non-Hispanic.
The largest racial group in Duplin County is White with a population of 32,63 (65.47% of the total population).

Duplin County's population has already reached its peak and is showing a trend of decline:

The peak population was 59,449 in the year 2012
From 2000 to 2010, Duplin County's population increased by 9,506 (19.34%), as compared to the national growth of 9.63%.
From 2010 to 2020, Duplin County's population decreased by 10,006 (17.06%), 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, Duplin County's population was lowest in year 2021 at 48,606.