Arkansas County	001	De Witt and Stuttgart	December 13, 1813	1st County (Eastern Arkansas)	A variant pronunciation of the Quapaw Native American people	19,019	1,033.79 sq mi
(2,678 km2)	State map highlighting Arkansas County
Ashley County	003	Hamburg	November 30, 1848	Chicot, Drew and Union counties	Chester Ashley (1791.1848), a U.S. Senator from Arkansas	21,853	939.08 sq mi
(2,432 km2)	State map highlighting Ashley County
Baxter County	005	Mountain Home	March 24, 1873	Fulton, Izard, Marion, and Searcy counties	Elisha Baxter (1827.1899), a Governor of Arkansas	41,513	586.74 sq mi
(1,520 km2)	State map highlighting Baxter County
Benton County	007	Bentonville	September 30, 1836	Washington County	Thomas H. Benton (1782.1858), a U.S. Senator from Missouri	221,339	884.86 sq mi
(2,292 km2)	State map highlighting Benton County
Boone County	009	Harrison	April 9, 1869	Carroll and Marion counties	Some historians say Daniel Boone (1734.1820), the American frontiersman	36,903	601.82 sq mi
(1,559 km2)	State map highlighting Boone County
Bradley County	011	Warren	December 18, 1840	Union County	Hugh Bradley, a soldier in the War of 1812 and early area settler	11,508	654.38 sq mi
(1,695 km2)	State map highlighting Bradley County
Calhoun County	013	Hampton	December 6, 1850	Dallas and Ouachita counties	John C. Calhoun (1782.1850), 7th Vice President of the United States and a Senator from South Carolina	5,368	632.54 sq mi
(1,638 km2)	State map highlighting Calhoun County
Carroll County	015	Berryville and Eureka Springs	November 1, 1833	Izard County and later by Madison County (1870)	Charles Carroll of Carrollton (1737.1832), a signer of the Declaration of Independence	27,446	638.81 sq mi
(1,655 km2)	State map highlighting Carroll County
Chicot County	017	Lake Village	October 15, 1823	Arkansas County	Point Chicot on the Mississippi River	11,800	690.88 sq mi
(1,789 km2)	State map highlighting Chicot County
Clark County	019	Arkadelphia	December 15, 1818	Arkansas (1818)	William Clark (1770.1838), explorer and Governor of the Missouri Territory	22,995	882.60 sq mi
(2,286 km2)	State map highlighting Clark County
Clay County	021	Piggott and Corning	March 24, 1873	Randolph and Greene counties, and originally named Clayton before 1875	John Clayton, a State Senator; later shortened to Clay
to avoid misassociation with Powell Clayton	16,083	641.42 sq mi
(1,661 km2)	State map highlighting Clay County
Cleburne County	023	Heber Springs	February 20, 1883	White, Van Buren, and Independence counties	Patrick Cleburne (1828.1864), a Confederate General in the Civil War	25,970	591.91 sq mi
(1,533 km2)	State map highlighting Cleburne County
Cleveland County	025	Rison	April 17, 1873	Bradley, Dallas, Jefferson counties, and formerly named Dorsey County (from 1885)	Grover Cleveland (1837.1908), 22nd and 24th President of the United States
(formerly Stephen Dorsey, U.S. Senator from Arkansas)	8,689	598.80 sq mi
(1,551 km2)	State map highlighting Cleveland County
Columbia County	027	Magnolia	December 17, 1852	Formed from Lafayette, Hempstead, and Ouachita counties	Columbia, a female personification of the United States	24,552	766.86 sq mi
(1,986 km2)	State map highlighting Columbia County
Conway County	029	Morrilton	October 20, 1825	Pulaski County	Henry Wharton Conway (1793.1827), territorial delegate to the United States House of Representatives	21,273	566.66 sq mi
(1,468 km2)	State map highlighting Conway County
Craighead County	031	Jonesboro and Lake City	February 19, 1859	Mississippi, Greene, Poinsett counties	Thomas Craighead (1798.1862), a state senator who ironically opposed the creation of the county	96,443	712.98 sq mi
(1,847 km2)	State map highlighting Craighead County
Crawford County	033	Van Buren	October 18, 1820	Pulaski County	William H. Crawford (1772.1834), a politician who served as Secretary of the Treasury and Secretary of War	61,948	604.20 sq mi
(1,565 km2)	State map highlighting Crawford County
Crittenden County	035	Marion	October 22, 1825	Phillips County	Robert Crittenden (1797.1834), Governor of the Arkansas Territory	50,902	636.74 sq mi
(1,649 km2)	State map highlighting Crittenden County
Cross County	037	Wynne	November 15, 1862	St. Francis, Poinsett, and Crittenden counties	David C. Cross, a Confederate soldier in the Civil War and local politician	17,870	622.33 sq mi
(1,612 km2)	State map highlighting Cross County
Dallas County	039	Fordyce	January 1, 1845	Clark and Bradley counties	George M. Dallas (1792.1864), 11th Vice President of the United States	8,116	668.16 sq mi
(1,731 km2)	State map highlighting Dallas County
Desha County	041	Arkansas City	December 12, 1838	Arkansas, Union counties, then from Chicot County (prior to 1880), and Lincoln (prior 1930)	Benjamin Desha, a soldier in the War of 1812	13,008	819.52 sq mi
(2,123 km2)	State map highlighting Desha County
Drew County	043	Monticello	November 26, 1846	Bradley, Chicot, Desha, Union counties	Thomas Stevenson Drew (1802.1879), 3rd Governor of Arkansas	18,509	835.65 sq mi
(2,164 km2)	State map highlighting Drew County
Faulkner County	045	Conway	April 12, 1873	Pulaski and Conway counties	Sanford Faulkner (1806.1874), a Confederate soldier and the composer of the song "The Arkansas Traveler"	113,237	664.01 sq mi
(1,720 km2)	State map highlighting Faulkner County
Franklin County	047	Ozark and Charleston	December 19, 1837	Crawford and Johnson counties	Benjamin Franklin (1706.1790), founding father of the United States	18,125	619.69 sq mi
(1,605 km2)	State map highlighting Franklin County
Fulton County	049	Salem	December 21, 1842	Izard County and then later from Lawrence County (prior 1850)	William Savin Fulton (1795.1844), the last Governor of the Arkansas Territory prior to statehood	12,245	620.32 sq mi
(1,607 km2)	State map highlighting Fulton County
Garland County	051	Hot Springs	April 5, 1873	Montgomery, Hot Spring, and Saline counties	Augustus Hill Garland (1832.1899), U.S. Senator and 11th Governor of Arkansas	96,024	734.57 sq mi
(1,903 km2)	State map highlighting Garland County
Grant County	053	Sheridan	Febauary 4, 1869	Jefferson, Hot Spring, Saline counties	Ulysses S. Grant (1822.1885), 18th President of the United States	17,853	633.01 sq mi
(1,639 km2)	State map highlighting Grant County
Greene County	055	Paragould	November 5, 1833	Lawrence County and later on by Randolph	Nathanael Greene (1742.1786), the Revolutionary War General	42,090	579.65 sq mi
(1,501 km2)	State map highlighting Greene County
Hempstead County	057	Hope	December 15, 1818	Arkansas (1818)	Edward Hempstead (1780.1817), Delegate to the U.S. House of Representatives from the Missouri Territory	22,609	741.36 sq mi
(1,920 km2)	State map highlighting Hempstead County
Hot Spring County	059	Malvern	November 2, 1829	Clark County and later from Montgomery County (prior 1880)	Naturally occurring hot springs within the county[Note 1]	32,923	622.16 sq mi
(1,611 km2)	State map highlighting Hot Spring County
Howard County	061	Nashville	April 17, 1873	Pike, Hempstead, Polk, Sevier counties.	James H. Howard, an Arkansas State Senator	13,789	595.20 sq mi
(1,542 km2)	State map highlighting Howard County
Independence County	063	Batesville	October 20, 1820	Lawrence County (1820)	The Declaration of Independence	36,647	771.57 sq mi
(1,998 km2)	State map highlighting Independence County
Izard County	065	Melbourne	October 27, 1825	Independence, Crawford counties, and later from Fulton (prior 1880)	George Izard (1776.1828), Governor of the Arkansas Territory and a General during the War of 1812	13,696	584.02 sq mi
(1,513 km2)	State map highlighting Izard County
Jackson County	067	Newport	November 5, 1829	Lawrence and St. Francis counties	Andrew Jackson (1767.1845), 7th President of the United States	17,997	641.45 sq mi
(1,661 km2)	State map highlighting Jackson County
Jefferson County	069	Pine Bluff	November 2, 1829	Arkansas and Pulaski	Thomas Jefferson (1743.1826), 3rd President of the United States	77,435	913.70 sq mi
(2,366 km2)	State map highlighting Jefferson County
Johnson County	071	Clarksville	November 16, 1833	Pope County, and a small portion from Madison County (prior 1890)	Benjamin Johnson (1784.1849), the first judge of the federal district court for Arkansas	25,540	682.74 sq mi
(1,768 km2)	State map highlighting Johnson County
Lafayette County	073	Lewisville	October 15, 1827	Hempstead County and later from Columbia County (prior 1910)	Gilbert du Motier, marquis de Lafayette (1757.1834), a Frenchman who served as a General in the Continental Army during the Revolutionary War	7,645	545.07 sq mi
(1,412 km2)	State map highlighting Lafayette County
Lawrence County	075	Walnut Ridge	January 15, 1815	Arkansas and New Madrid (MO) in 1815	James Lawrence (1781.1813), an American naval officer during the War of 1812	17,415	592.34 sq mi
(1,534 km2)	State map highlighting Lawrence County
Lee County	077	Marianna	April 17, 1873	Phillips, Monroe, Crittenden, and St. Francis counties.	Robert E. Lee (1807.1870), a confederate General during the Civil War	10,424	619.47 sq mi
(1,604 km2)	State map highlighting Lee County
Lincoln County	079	Star City	March 28, 1871	Arkansas, Bradley, Desha, Drew, and Jefferson counties	Abraham Lincoln (1809.1865), 16th President of the United States	14,134	572.17 sq mi
(1,482 km2)	State map highlighting Lincoln County
Little River County	081	Ashdown	March 5, 1867	Sevier County	Little River, a tributary of the Red River	13,171	564.87 sq mi
(1,463 km2)	State map highlighting Little River County
Logan County	083	Booneville and Paris	March 22, 1871	Franklin, Johnson, Pope, Scott, and Yell counties (Formally named Sarber County)	James Logan (1791.1859), an early settler of western Arkansas	22,353	731.50 sq mi
(1,895 km2)	State map highlighting Logan County
Lonoke County	085	Lonoke	April 16, 1873	Prairie and Pulaski counties	An oak tree that stood on the site of the current county seat	68,356	802.43 sq mi
(2,078 km2)	State map highlighting Lonoke County
Madison County	087	Huntsville	September 30, 1836	Washington County	James Madison (1751.1836), 4th President of the United States	15,717	837.06 sq mi
(2,168 km2)	State map highlighting Madison County
Marion County	089	Yellville	November 3, 1835	Izard County	Francis Marion (1732.1795), an American general during the Revolutionary War	16,653	640.39 sq mi
(1,659 km2)	State map highlighting Marion County
Miller County	091	Texarkana	April 1, 1820	Lafayette County	Former Miller County, Arkansas Territory (1820-38), which was named for
James Miller (1776.1851), first Governor of the Arkansas Territory	43,462	637.48 sq mi
(1,651 km2)	State map highlighting Miller County
Mississippi County	093	Blytheville and Osceola	November 1, 1833	Crittenden	the Mississippi River	46,480	919.73 sq mi
(2,382 km2)	State map highlighting Mississippi County
Monroe County	095	Clarendon	November 2, 1829	Phillips and Arkansas counties	James Monroe (1758.1831), 5th President of the United States	8,149	621.41 sq mi
(1,609 km2)	State map highlighting Monroe County
Montgomery County	097	Mount Ida	December 9, 1842	Hot Spring	Richard Montgomery (1738.1775), an American general during the Revolutionary War	9,487	800.29 sq mi
(2,073 km2)	State map highlighting Montgomery County
Nevada County	099	Prescott	March 20, 1871	Columbia, Hempstead, Ouachita counties	the state of Nevada, which has a similar outline to the county's boundaries	8,997	620.78 sq mi
(1,608 km2)	State map highlighting Nevada County
Newton County	101	Jasper	December 14, 1842	Carroll	Thomas W. Newton (1804.1853), a State Senator and member of the United States House of Representatives from Arkansas	8,330	823.18 sq mi
(2,132 km2)	State map highlighting Newton County
Ouachita County	103	Camden	November 29, 1842	Union	the Ouachita River	26,120	739.63 sq mi
(1,916 km2)	State map highlighting Ouachita County
Perry County	105	Perryville	December 18, 1840	Conway County	Oliver Hazard Perry (1785.1819), a naval officer in the War of 1812	10,445	560.47 sq mi
(1,452 km2)	State map highlighting Perry County
Phillips County	107	Helena	May 1, 1820	Arkansas and Lawrence County	Sylvanus Phillips, a member of the territorial legislature	21,757	727.29 sq mi
(1,884 km2)	State map highlighting Phillips County
Pike County	109	Murfreesboro	November 1, 1833	Clark and Hempstead counties	Zebulon Pike (1779.1813), the explorer and discoverer of Pikes Peak	11,291	613.88 sq mi
(1,590 km2)	State map highlighting Pike County
Poinsett County	111	Harrisburg	February 28, 1838	Greene, Lawrence counties	Joel Poinsett (1779.1851), a United States Secretary of War and namesake of the poinsettia	24,583	763.39 sq mi
(1,977 km2)	State map highlighting Poinsett County
Polk County	113	Mena	November 30, 1844	Sevier	James K. Polk (1795.1849), the eleventh president of the United States	20,662	862.42 sq mi
(2,234 km2)	State map highlighting Polk County
Pope County	115	Russellville	November 2, 1829	Crawford County	John Pope (1770.1845), a governor of the Arkansas Territory	61,754	830.79 sq mi
(2,152 km2)	State map highlighting Pope County
Prairie County	117	Des Arc and DeValls Bluff	October 25, 1846	Arkansas and Pulaski counties	Grand Prairie of eastern Arkansas	8,715	675.76 sq mi
(1,750 km2)	State map highlighting Prairie County
Pulaski County	119	Little Rock	December 15, 1818	Arkansas and Lawrence counties (1818)	Kazimierz Pulaski (1745.1779), the Polish general in the American Revolutionary War	382,748	807.84 sq mi
(2,092 km2)	State map highlighting Pulaski County
Randolph County	121	Pocahontas	October 29, 1835	Lawrence County	John Randolph of Roanoke (1773.1833), a U.S. congressman from Virginia	17,969	656.04 sq mi
(1,699 km2)	State map highlighting Randolph County
St. Francis County	123	Forrest City	October 13, 1827	Formed from Phillips County	The St. Francis River, a tributary of the Mississippi River	28,258	642.40 sq mi
(1,664 km2)	State map highlighting St. Francis County
Saline County	125	Benton	November 2, 1835	Independence and Pulaski	Salt reserves found within its borders	107,118	730.46 sq mi
(1,892 km2)	State map highlighting Saline County
Scott County	127	Waldron	November 5, 1833	Crawford and Pope counties	Andrew Scott (1789.1841), a judge of the Supreme Court of Arkansas Territory	11,233	898.09 sq mi
(2,326 km2)	State map highlighting Scott County
Searcy County	129	Marshall	December 13, 1838	Marion County	Richard Searcy, a judge from Lawrence County	8,195	668.51 sq mi
(1,731 km2)	State map highlighting Searcy County
Sebastian County	131	Greenwood and Fort Smith	January 6, 1851	Crawford and Scott	William K. Sebastian (1812.1865), a U.S. Circuit Court judge from Arkansas	125,744	546.04 sq mi
(1,414 km2)	State map highlighting Sebastian County
Sevier County	133	De Queen	October 17, 1828	Hempstead County	Ambrose Sevier (1801.1848), a U.S. Senator from Arkansas	17,058	581.35 sq mi
(1,506 km2)	State map highlighting Sevier County
Sharp County	135	Ash Flat	July 18, 1868	Lawrence County	Ephraim Sharp, an early settler and state legislator from the area	17,264	606.35 sq mi
(1,570 km2)	State map highlighting Sharp County
Stone County	137	Mountain View	April 21, 1873	Izard, Independence, Searcy, Van Buren	Rugged, rocky area terrain	12,394	609.43 sq mi
(1,578 km2)	State map highlighting Stone County
Union County	139	El Dorado	November 2, 1829	Clark and Hempstead counties	Petition of citizens in the Spirit of "Union and Unity"	41,639	1,055.27 sq mi
(2,733 km2)	State map highlighting Union County
Van Buren County	141	Clinton	November 11, 1833	Conway, Izard, and Independence	Martin Van Buren (1782.1862), eighth president of the United States	17,295	724.32 sq mi
(1,876 km2)	State map highlighting Van Buren County
Washington County	143	Fayetteville	October 17, 1828	Lovely County	George Washington (1732.1799), first president of the United States	203,065	951.72 sq mi
(2,465 km2)	State map highlighting Washington County
White County	145	Searcy	October 23, 1835	Independence, Jackson and Pulaski counties	Hugh L. White (1773.1840), U.S. Senator from Tennessee and U.S. presidential candidate in 1836 for the Whig Party	77,076	1,042.36 sq mi
(2,700 km2)	State map highlighting White County
Woodruff County	147	Augusta	November 26, 1862	Jackson and St. Francis counties	William Woodruff (1795.1885), the first newspaper publisher in Arkansas	7,260	594.05 sq mi
(1,539 km2)	State map highlighting Woodruff County
Yell County	149	Danville and Dardanelle	December 5, 1840	Hot Spring, Pope, and Scott County	Archibald Yell (1797.1847), the second governor of Arkansas	22,185	948.84 sq mi
(2,457 km2)	State map highlighting Yell County