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County · code 05019

Clark CountyArkansas

Clark County is located in Arkansas and was established on June 1, 1819. The county seat is Arkadelphia.

  • Founded1819
  • County seatArkadelphia
  • Named forWilliam Clark
  • Land area866 sq mi + 17 sq mi water
  • Population21,446 2020 Census
  • Parcels mapped20,377 checked 14 October 2026
Open the free map Click any parcel in Clark County: acreage, parcel id, address and who publishes the map. No sign-in.

Updated

Hot SpringNevadaPikeDallasOuachita Arkadelphia Census outline · seat marked

Where it is

Clark on the map of Arkansas

Arkansas has 75 counties and county equivalents, each with its own records office. Shapes with a page are links.

Arkansas CountyAshley CountyBaxter CountyBenton CountyBoone CountyBradley CountyCalhoun CountyCarroll CountyChicot CountyClay CountyCleburne CountyCleveland CountyColumbia CountyConway CountyCraighead CountyCrawford CountyCrittenden CountyCross CountyDallas CountyDesha CountyDrew CountyFaulkner CountyFranklin CountyFulton CountyGarland CountyGrant CountyGreene CountyHempstead CountyHot Spring CountyHoward CountyIndependence CountyIzard CountyJackson CountyJefferson CountyJohnson CountyLafayette CountyLawrence CountyLee CountyLincoln CountyLittle River CountyLogan CountyLonoke CountyMadison CountyMarion CountyMiller CountyMississippi CountyMonroe CountyMontgomery CountyNevada CountyNewton CountyOuachita CountyPerry CountyPhillips CountyPike CountyPoinsett CountyPolk CountyPope CountyPrairie CountyPulaski CountyRandolph CountySt. Francis CountySaline CountyScott CountySearcy CountySebastian CountySevier CountySharp CountyStone CountyUnion CountyVan Buren CountyWashington CountyWhite CountyWoodruff CountyYell CountyClark County Clark
Counties of Arkansas · Clark highlighted

History

Formed in 1819 from Arkansas County

An old deed may name a county that no longer exists, or a boundary that has since moved.

Clark County was formed in 1819 from Arkansas County, and named after William Clark. Arkadelphia is the county seat.

Deeds and plats from before 1819 for land now in Clark County may have been recorded in Arkansas County.

Boundary changes from the Newberry Library, Atlas of Historical County Boundaries; the 5 that matter most are shown first.

  1. 1819
    Clark County created Clark created by Missouri Territory from Arkansas and non-county area; Clark included territory in present Arkansas and Oklahoma. Act passed 15 December 1818; took effect 1 June 1819.
    from Arkansas
    · Mo. Terr. Laws 1818-1819, ch. 232a, secs. 1-3/pp. 589-590
  2. 1819
    Became part of Arkansas Clark became a county in Arkansas Territory. · U.S. Stat., vol. 3, ch. 49[1819]/pp. 493-496; Van Zandt, 118-119
  3. 1823
    Gained territory Clark gained from Crawford and Pulaski.
    from Crawfordfrom Pulaski
    · Ark. Terr. Acts 1823, 3d sess., pp. 50-52
  4. 1825
    Clark County created Treaty of Washington between the United States and Choctaw Indians definitively established the eastern line of the Choctaw Session (present boundary between Arkansas and Oklahoma) and affirmed Choctaw control of the area west of the line, including part of Clark. Arkansas citizens protested, and the treaty provisions were not fully implemented until 1828. · Royce, 708-709; Morris, Goins, McReynolds, 21; Strickland, 162-163, 170
  5. 1836
    Became part of Arkansas Clark became a county in the state of Arkansas. · U.S. Stat., vol. 5, chs. 100, 120 [1836]/pp. 50-52, 58-59; Swindler, 1: 342-344, 354-358; Van Zandt, 119
Show all 19 changes (14 more)
  1. 1819
    Clark County created Clark created by Missouri Territory from Arkansas and non-county area; Clark included territory in present Arkansas and Oklahoma. Act passed 15 December 1818; took effect 1 June 1819.
    from Arkansas
    · Mo. Terr. Laws 1818-1819, ch. 232a, secs. 1-3/pp. 589-590
  2. 1819
    Became part of Arkansas Clark became a county in Arkansas Territory. · U.S. Stat., vol. 3, ch. 49[1819]/pp. 493-496; Van Zandt, 118-119
  3. 1823
    Gained territory Clark gained from Crawford and Pulaski.
    from Crawfordfrom Pulaski
    · Ark. Terr. Acts 1823, 3d sess., pp. 50-52
  4. 1824
    Lost territory Clark lost to Choctaw Indian territory in present Oklahoma when the western extent of Arkansas Territory was moved to a line running forty miles west of the southwest corner of Missouri. · U.S. Stat., vol. 4, ch. 155 [1824]/pp. 40-41; Morris, Goins, McReynolds, 21; Van Zandt, 119
  5. 1825
    Clark County created Treaty of Washington between the United States and Choctaw Indians definitively established the eastern line of the Choctaw Session (present boundary between Arkansas and Oklahoma) and affirmed Choctaw control of the area west of the line, including part of Clark. Arkansas citizens protested, and the treaty provisions were not fully implemented until 1828. · Royce, 708-709; Morris, Goins, McReynolds, 21; Strickland, 162-163, 170
  6. 1827
    Lost territory Clark lost to Pulaski.
    to Pulaski
    · Ark. Terr. Acts 1827, 5th sess., p. 5
  7. 1828
    Lost territory Clark lost to Indian lands when the treaty between the United States and Cherokee Indians established the western line of Arkansas Territory north of Red River along the eastern line of the Choctaw Session (present boundary between Arkansas and Oklahoma). Clark eliminated from present Oklahoma. · U.S. Stat., vol. 7, p. 311; Royce, 720-721; Van Zandt, 119
  8. 1829
    Lost territory Clark lost to creation of Hot Spring and Union. A small remnant of Clark remained separated from the rest of the county until 25 December 1829.
    to Hot Springto Union
    · Ark. Terr. Acts 1829, 6th sess., pp. 47-54
  9. 1829
    Lost territory Clark lost small remnant of territory to creation of Pope.
    to Pope
    · Ark. Terr. Acts 1829, 6th sess., pp. 41-47
  10. 1833
    Lost territory Clark lost to creation of Pike. Act passed 1 November 1833; took effect 1 December 1833.
    to Pike
    · Ark. Terr. Acts 1833, 8th sess., pp. 30-32
  11. 1836
    Became part of Arkansas Clark became a county in the state of Arkansas. · U.S. Stat., vol. 5, chs. 100, 120 [1836]/pp. 50-52, 58-59; Swindler, 1: 342-344, 354-358; Van Zandt, 119
  12. 1836
    Gained territory Clark gained from Pulaski and Union.
    from Pulaskifrom Union
    · Ark. Acts 1836, 1st sess., pp. 126-127, 161; sec. 3/pp. 194-195
  13. 1845
    Lost territory Clark lost to creation of Dallas.
    to Dallas
    · Ark. Acts 1844, 5th sess., pp. 41-44
  14. 1869
    Gained territory Clark gained from Dallas and Hot Spring.
    from Dallasfrom Hot Spring
    · Ark. Acts 1868, adj. sess., no. 54/pp. 114-115; "Crawford v. Brown," in Ark. Rpts., 74: 568-571
  15. 1873
    Lost territory Clark lost to Hot Spring.
    to Hot Spring
    · Ark. Acts 1873, 19th sess., no. 34, secs. 3-4/p. 71
  16. 1873
    Gained territory Clark gained from Montgomery, lost to Pike.
    from Montgomeryfrom Pike
    · Ark. Acts 1873, 19th sess., nos. 76, 84/pp. 183-184, 208-209
  17. 1874
    Boundary clarified Boundary between Clark and Hot Spring was clarified to correct mistake of 5 April 1873 (no change).
    with Hot Springno change
    · Ark. Acts 1874, spec. sess., no. 34/p. 44
  18. 1877
    Lost territory Clark lost to Pike.
    to Pike
    · Ark. Acts 1877, 21st sess., no. 43/p. 43
  19. 1879
    Changed Legislature authorized Dallas and Nevada to gain all of Clark, eliminating Clark. Change did not take effect. The Arkansas Supreme Court ruled the act void during the May 1879 session.
    DallasNevada
    · Ark. Acts 1879, 22d sess., no. 81/pp. 132-136; "Bittle v. Stuart," in Ark. Rpts., 34: 224-233

Land and parcels

What the maps cover in Clark

Who publishes each layer, how good it is, and when we last checked.

Official
from the office that keeps the record
Good enough
a reliable statewide or national copy
Fallback
a guide only; check the official record
Missing
nothing public found yet

People and land

Clark by the Census

Population
21,446 2020 Census count
Housing units
9,977 2020 Census count
Land area
866 square miles
Water area
17 square miles
People per sq mi
25 population ÷ land area

Source: US Census Bureau, 2020 Census; US Census Bureau, 2020 Gazetteer Files. Not endorsed or certified by the Census Bureau.

Rules and offices

Clark County's official site

We have found the county's site but not its offices yet; start there.

County government

See your own lot on these maps

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Questions

Common questions about Clark County

When was Clark County founded?
Clark County was founded in 1819, formed from Arkansas County, and named after William Clark.
What is the county seat of Clark County?
The county seat of Clark County is Arkadelphia.
Is there an online parcel map for Clark County?
Yes. Arkansas GIS Office publishes a parcel map of 20,377 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
Has Clark County's boundary or name changed?
Clark County was created in 1819 from Arkansas County. Since then the Atlas of Historical County Boundaries records 17 later changes, chiefly involving Dallas County, Hot Spring County and Pike County.
Is my lot in a flood zone?
We do not have flood maps for Clark County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.

Nearby

Counties next door