Benton County, Arkansas
Demographics
As of the 2000 United States Census, there were 153,406 people, 58,212 households, and 43,484 families residing in the county. The population density was 181 people per square mile (70/km²).

Benton County, Arkansas

Section Title: Demographics
Table Section Text: As of the 2000 United States Census, there were 153,406 people, 58,212 households, and 43,484 families residing in the county. The population density was 181 people per square mile (70/km²).

Historical population

Census	Pop.	%±

1840	2,228	—

1850	3,710	66.5%

1860	9,306	150.8%

1870	13,831	48.6%

1880	20,328	47.0%

1890	27,716	36.3%

1900	31,611	14.1%

1910	33,389	5.6%

1920	36,253	8.6%

1930	35,253	−2.8%

1940	36,148	2.5%

1950	38,076	5.3%

1960	36,272	−4.7%

1970	50,476	39.2%

1980	78,115	54.8%

1990	97,499	24.8%

2000	153,406	57.3%

2010	221,339	44.3%

Est. 2017	266,300	20.3%

U.S. Decennial Census 1790–1960 1900–1990 1990–2000 2010–2016

Sentence(s)

As of the 2010 census, the population of Benton County was 221,339.

final_sentence: As of the 2010 census, the population of Benton County was 221,339.