Last official estimated population of Ouachita County was 26,109 (year 2014)[1]. This was 0.008% of total US population and 0.9% of total Arkansas state population. Area of Ouachita County is 739.8 mi² (=1916 km²), in this year population density was 35.29 p/mi². If population growth rate would be same as in period 2010-2014 (-0.01%/yr), Ouachita County population in 2024 would be 26,082 [0].
Historical population of Ouachita County for period 1850-2014 [1] , [2] , [3]:
Estimated population for 2014[1]. Population density is in p./sq.mi [4]. Changes are for period 2010-2015. Value is %/year. Boundary lines are approx. 2012 [5]. Click on flag to hide it.
Population • Density • Changes • Legends • Position
[1850-1860] +3.04 %/yr
[1860-1870] +0.03 %/yr
[1870-1880] -0.98 %/yr
[1880-1890] +3.78 %/yr
[1890-1900] +2.06 %/yr
[1900-1910] +0.41 %/yr
[1910-1920] -0.54 %/yr
[1920-1930] +3.77 %/yr
[1930-1940] +0.41 %/yr
[1940-1950] +0.59 %/yr
[1950-1960] -0.44 %/yr
[1960-1970] -0.24 %/yr
[1970-1980] -0.12 %/yr
[1980-1990] +0.01 %/yr
[1990-2000] -0.6 %/yr
[2000-2005] -1.31 %/yr
[2005-2010] -0.61 %/yr
[2010-2014] -0.01 %/yr
Looking for settlements in Ouachita County? Visit this page: Settlements in Ouachita County, AR
Population of Ouachita County by age groups male (M) and female (F)[1b]
Age Gr. | (M) | (F) | Total |
0 to 4 | 768 | 778 | 1,546 |
5 to 9 | 851 | 842 | 1,693 |
10 to 14 | 820 | 729 | 1,549 |
15 to 19 | 725 | 695 | 1,420 |
20 to 24 | 722 | 721 | 1,443 |
25 to 29 | 679 | 757 | 1,436 |
30 to 34 | 640 | 708 | 1,348 |
35 to 39 | 590 | 722 | 1,312 |
40 to 44 | 660 | 715 | 1,375 |
45 to 49 | 669 | 794 | 1,463 |
50 to 54 | 902 | 1004 | 1,906 |
55 to 59 | 922 | 1049 | 1,971 |
60 to 64 | 880 | 934 | 1,814 |
65 to 69 | 691 | 769 | 1,460 |
70 to 74 | 500 | 571 | 1,071 |
75 to 79 | 338 | 461 | 799 |
80 to 84 | 237 | 393 | 630 |
85+ | 177 | 415 | 592 |
Ouachita County resident population estimates by Sex, Race, and Hispanic Origin[1b]. For full list of abbrevations see: population.us/about page.
Race | Male | Female | Total |
NH | 11471 | 12821 | 24,292 |
WAC | 7119 | 7445 | 14,564 |
WA | 6904 | 7243 | 14,147 |
NHWAC | 6872 | 7262 | 14,134 |
NHWA | 6673 | 7071 | 13,744 |
BAC | 4652 | 5608 | 10,260 |
NHBAC | 4604 | 5568 | 10,172 |
BA | 4517 | 5488 | 10,005 |
NHBA | 4477 | 5453 | 9,930 |
H | 300 | 236 | 536 |
TOM | 226 | 218 | 444 |
HWAC | 247 | 183 | 430 |
NHTOM | 210 | 206 | 416 |
HWA | 231 | 172 | 403 |
IAC | 137 | 127 | 264 |
NHIAC | 125 | 111 | 236 |
AAC | 81 | 82 | 163 |
NHAAC | 77 | 77 | 154 |
AA | 60 | 52 | 112 |
NHAA | 57 | 49 | 106 |
IA | 59 | 46 | 105 |
NHIA | 53 | 37 | 90 |
HBAC | 48 | 40 | 88 |
HBA | 40 | 35 | 75 |
NAC | 16 | 20 | 36 |
HTOM | 16 | 12 | 28 |
HIAC | 12 | 16 | 28 |
NHNAC | 10 | 15 | 25 |
HIA | 6 | 9 | 15 |
NA | 5 | 10 | 15 |
HNAC | 6 | 5 | 11 |
HAAC | 4 | 5 | 9 |
HNA | 4 | 5 | 9 |
HAA | 3 | 3 | 6 |
NHNA | 1 | 5 | 6 |
• Union County population
33.4 mi, 151°
• Columbia County
32.6 mi, 218°
• Clark County
36.2 mi, 331°
• Hempstead County
46.3 mi, 281°
• Bradley County
41.7 mi, 101°
• Nevada County
25.1 mi, 282°
• Cleveland County
44.8 mi, 62°
• Dallas County
29 mi, 26°
• Lafayette County
48.7 mi, 240°
• Calhoun County
21.1 mi, 95°
[0] Calculated by population.us from last known population growth rate, not official data.
[1] County population - 2014, archived from the original, retrieved 02/23/2016
[1b] Annual County Resident Population Estimates by Age, Sex, Race, and Hispanic Origin, (used only data for 2014) archived from the original, retrieved 02/23/2016
[2] County population - 2000-2010, archived from the original, retrieved 02/23/2016
[3] Population of States and Counties of the United States: 1790 to 1992, PDF, 15 Mb, census.gov, retrieved 02/23/2016
[4] County area, latitude longitude data, retrieved 02/23/2016
[5] County boundaries, CSV files on boundaries.us, retrived 03/18/2016
*Union Arkansas Notes
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