Warren County Population

1830–2026

8,481

2026 projection

0.7% since 2020 (increase)

02K4K6K8K10K12K1850190019502000

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

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Population by year

Population estimates for Warren County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20268,481+70.08%
20258,474+70.08%
20248,467-300.35%
20238,497+250.30%
20228,472+230.27%
20218,449+240.28%
20208,425+1631.97%
20198,262-60.07%
20188,268+650.79%
20178,203+370.45%

Showing 10 of 34 years.

Warren County Demographics

43.5median age

Median age

Female43.7 yrs
Male43.3 yrs

Adults

6,631
1,812 seniors (65+) · 27% of adults4,819 other adults

Sex

Female 49.7% · 4,204Male 50.3% · 4,260

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 85 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Warren County Income

$82,425median household income

Median household income

$82,425

Half of households earn more, half earn less

Median earnings

$51,964

Typical yearly pay for a worker 25 or older.

Poverty rate

11%

About 1 in 9 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Warren County Marital Status

57% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married57%58%56%
Never married24%27%21%
Divorced12%12%11%
Widowed7%3%11%
Separated<1%1%<1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201