Arkansas Counties by Population (2025)

Top 5 Most Populous Counties

Arkansas flag Pulaski County

401,253

Arkansas flag Benton County

327,395

Arkansas flag Washington County

271,283

Arkansas flag Faulkner County

134,723

Arkansas flag Saline County

133,892

75 counties

County
2025 Pop. ↓
Area (mi²)
Density
Change (2020)
Pulaski County401,2537585290.5%
Benton County327,39584838614.23%
Washington County271,2839412889.93%
Faulkner County134,7236472088.81%
Saline County133,8927241858.13%
Sebastian County129,0765312430.99%
Craighead County116,2537071644.15%
Garland County99,388678147-0.87%
White County80,1241,034774.25%
Lonoke County77,4347711004.56%
Pope County65,673811813.57%
Crawford County63,5915951075.73%
Jefferson County62,39387272-6.64%
Greene County47,413577823.38%
Crittenden County47,31561377-1.58%
Baxter County43,655554794.72%
Miller County42,02962467-1.31%
Boone County39,030590664.41%
Independence County38,452764501.35%
Mississippi County38,26390242-5.61%
Union County36,5651,03935-6.08%
Hot Spring County33,476615541.21%
Carroll County29,008630462.72%
Johnson County26,447661402.81%
Cleburne County25,829554474.55%
Poinsett County22,28575829-2.91%
Columbia County21,87876629-3.81%
Logan County21,684709312.77%
St. Francis County21,49963534-6.61%
Ouachita County21,39173329-5.41%
Clark County21,27086625-0.54%
Conway County21,189552382.21%
Yell County19,95093021-1.3%
Polk County19,640857232.41%
Hempstead County19,06772726-4.61%
Randolph County19,017652292.27%
Grant County18,891632304.85%
Madison County18,3998342211.21%
Sharp County18,232605305.3%
Ashley County18,09092520-4.57%
Marion County17,964597306.47%
Franklin County17,864609294.23%
Jackson County17,044634271.69%
Drew County17,01182921-1.74%
Lawrence County16,566588282.15%
Van Buren County16,220710232.66%
Cross County16,08061626-4.26%
Arkansas County15,92599216-6.91%
Sevier County15,42056427-2.27%
Izard County14,449580256.23%
Phillips County14,18369021-13.73%
Clay County14,06163922-3.22%
Lincoln County12,87455923-0.12%
Stone County12,843606214%
Fulton County12,553618204.14%
Howard County12,35558721-3.15%
Little River County11,68553122-2.41%
Perry County10,406551194.09%
Pike County10,306600171.42%
Bradley County9,97664915-4.95%
Scott County9,961893111.29%
Desha County9,92174113-12.39%
Chicot County8,94663714-11.91%
Montgomery County8,774780113.41%
Nevada County8,00261813-3.4%
Prairie County7,95464812-3.58%
Lee County7,86960013-7.71%
Searcy County7,60666611-2.98%
Cleveland County7,20059812-4.66%
Newton County7,0118219-2.57%
Monroe County6,40060711-5.55%
Dallas County6,1636679-4.36%
Lafayette County6,02752911-4.23%
Woodruff County5,77858610-7.17%
Calhoun County4,5496297-3.95%

Overview of Arkansas Counties

There are 75 counties in Arkansas.

The most populous county in the state of Arkansas is Pulaski County, with a population of 390,808. Pulaski County is also home to Little Rock, the most populous city in Arkansas, which comprises about half of the county’s total population. Pulaski County is currently experiencing a growth rate of -0.24% per year.

The three next most populous counties in Arkansas are:

Arkansas Counties with Fewest Residents

Of Arkansas’s 75 counties, 12 have fewer than 10,000 people. The least populated county in Arkansas is Calhoun County, home to 5,277 people, comprising about only 0.18% of the state’s total population. The population in Calhoun County is down 1.59% since the 2010 Census.

Other small counties include:

Arkansas Counties with Rapid Growth

The fastest-growing county in Arkansas is Benton County, where the population has grown 22.47% since 2010. Benton County is currently home to 272,608 people and comprises just over 9.5% of the state’s total population, making it the second-most populous county in Arkansas behind Pulaski County.

Other counties with double-digit growth rates include:

On the other hand, many Arkansas counties have seen decreases in their population, several with double-digit population declines. Phillips County has seen a population decline at a rate of 16.83% since 2010, while Monroe County has seen a decline at a rate of 15.21%.

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)