As of 2025 the population of Benton County is 20,538. The population is expected to grow to 21,312 by 2030 - a growth rate of 0.74%.
The median age of Benton County residents is 53.
The diversity index of Benton County is 18.2, meaning that there is a 18% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.
The average household income in Benton County is $75,344 and projected to be $80,252 in 2030. Per capita income is $33,046, projected to be $35,136 in 2030. 1.18% of households – 243 – have an income of $200,000 or higher. Average net worth is $718,093 and the average disposable income is $58,927.
There are 14,165 housing units in Benton County; 7,373 are owner-occupied, 1,629 are rented, and 5,163 are vacant. The average home value is $248,965, with 1,029 homes built in 2010 or later, and 641 built in 1939 or earlier.
There are 645 businesses in Benton County, employing 4,615 workers and pulling from a labor force of 6,911 age 16 and above. 2,601 workers commute into Benton County from outside the county or state. Key industries for the area include:
4,107 residents both live and work in/around Benton County. The average travel time is 30.7 minutes. 11.3% people have a commute of less than 5 minutes while 11.54% commute 90 minutes or more each way. Of commuters, 5,515 drive alone, 755 carpool, and 2 take public transportation. 290 use other modes of transport such as motorcycle, bicycle, walking, etc. 349 residents work from home.
6,775 members of the workforce hold a high school diploma or GED. 1,707 have associates degrees, 1,430 have bachelor’s degrees, and 1,206 hold a graduate or professional degree.
Source: ESRI, 2025-09-30
