Duplin County, North Carolina
Located in North Carolina, Duplin County has a population of 49,335 residents and a median age of 40.7 years, making it the #1,023 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 20.5%. The median home value is $137,400, and the median household income is $55,148, which is 27% below the national median.
Demographics
Duplin County has a population of 49,335, making it the #1,023 most populous county in the US. The median age is 40.7 years, which is 4.6% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Duplin County is $55,148, ranking #2,467 out of 3,222 counties — 26.6% below the national median. The poverty rate is 20.5% and unemployment stands at 5.3%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Duplin County is $137,400 (-51.3% vs national). Renters pay a median of $865/mo and the homeownership rate is 70.3%.
Median Home Value Trend
Rankings →Household Type
Education
In Duplin County, 17.6% of adults age 25+ hold a bachelor's degree or higher, which is 47.7% below the national average, ranking #2,408 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Duplin County is 73.8 years. 22.6% of adults report poor or fair health and 15.7% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
17.9% of adults in Duplin County smoke , 39.4% are obese , and 17.5% report excessive drinking. The drug overdose death rate is 32.0 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Duplin County is 6.4 per 100,000 and the suicide rate is 11.8 per 100,000. Motor vehicle deaths occur at a rate of 32.9 per 100,000.
Homicide Rate Trend
Families & Children
26.8% of children in Duplin County live in poverty and the infant mortality rate is 8.1 per 1,000 live births. The teen birth rate is 37.3 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Duplin County is 57.5%. The mean commute time is 32.1 min, which is 16.1% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Duplin County voted Republican with a margin of 29.0%. The vote was 35.2% Dem / 64.2% Rep. Compared to 2020, the margin shifted 6.9 toward Republicans .
Vote Share Over Time
About Duplin County, North Carolina
Duplin County, North Carolina has a total population of 49,335, making it the 1,023rd most populous county in the United States. The median age in Duplin County is 40.7 years, which is 4.6% above the national median of 38.9 years.
The median household income in Duplin County is $55,148, which ranks #2,467 of 3,222 counties nationwide. This is 26.6% below the national median of $75,149. The poverty rate is 20.5%, higher than the national rate of 12.6%. The unemployment rate stands at 5.3%.
The median home value in Duplin County is $137,400, 51.3% below the national median. Renters in Duplin County pay a median gross rent of $865 per month. The homeownership rate is 70.3%, compared to the national rate of 64.4%.
In Duplin County, 17.6% of residents aged 25 and older hold a bachelor's degree or higher, 47.7% below the national average of 33.7%. Health insurance coverage stands at 85.0% of the population. The average commute time for workers is 32.1 min.
Duplin County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 50.2% of the population, followed by Hispanic or Latino (23.3%) and Black (non-Hispanic) (22.1%).
All data for Duplin County, North Carolina comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.