Benton County Population

1880–2026

7,444

2026 projection

2.9% since 2020 (decrease)

02K4K6K8K10K12K18801900192019401960198020002020

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 Benton County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20267,444-580.77%
20257,502-580.77%
20247,560+550.73%
20237,505-710.94%
20227,576-650.85%
20217,641-260.34%
20207,667-6117.38%
20198,278+440.53%
20188,234-330.40%
20178,267+210.25%

Showing 10 of 29 years.

Benton County Demographics

44.5median age

Median age

Female47.8 yrs
Male41.5 yrs

Adults

5,991
1,593 seniors (65+) · 27% of adults4,398 other adults

Sex

Female 51% · 3,868Male 49% · 3,721

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 76 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

Benton County Income

$46,016median household income

Median household income

$46,016

Half of households earn more, half earn less

Median earnings

$32,743

Typical yearly pay for a worker 25 or older.

Poverty rate

21.5%

About 1 in 5 residents

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

Benton County Marital Status

52% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married52%55%49%
Never married24%23%24%
Divorced12%14%10%
Widowed9%7%12%
Separated4%2%5%

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