Kearny County Population

1880–2026

3,907

2026 projection

1.5% since 2020 (decrease)

01K2K3K4K5K18801900192019401960198020002020

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

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Kearny County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20263,907+190.49%
20253,888+190.49%
20243,869+521.36%
20233,817-461.19%
20223,863-421.08%
20213,905-631.59%
20203,968+1614.23%
20193,807-1193.03%
20183,926-130.33%
20173,939+431.10%

Showing 10 of 29 years.

Kearny County Demographics

37.1median age

Median age

Female38.6 yrs
Male34 yrs

Adults

2,765
703 seniors (65+) · 25% of adults2,062 other adults

Sex

Female 50.9% · 1,968Male 49.1% · 1,896

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 39 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

Kearny County Income

$89,135median household income

Median household income

$89,135

Half of households earn more, half earn less

Median earnings

$49,432

Typical yearly pay for a worker 25 or older.

Poverty rate

4.5%

About 1 in 22 residents

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

Kearny County Marital Status

61% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married61%60%61%
Never married21%24%18%
Divorced8%8%8%
Widowed7%4%10%
Separated3%3%3%

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