Last official estimated population of Richland Parish was 20,756 (year 2014)[1]. This was 0.007% of total US population and 0.4% of total Louisiana state population. Area of Richland Parish is 564.5 mi² (=1462.1 km²), in this year population density was 36.77 p/mi². If population growth rate would be same as in period 2010-2014 (+0.04%/yr), Richland Parish population in 2026 would be 20,849 [0].
Historical population of Richland Parish for period 1870-2014 [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
[1870-1880] +5.15 %/yr
[1880-1890] +1.94 %/yr
[1890-1900] +0.83 %/yr
[1900-1910] +3.56 %/yr
[1910-1920] +2.84 %/yr
[1920-1930] +2.37 %/yr
[1930-1940] +0.89 %/yr
[1940-1950] -0.77 %/yr
[1950-1960] -1.12 %/yr
[1960-1970] -0.9 %/yr
[1970-1980] +0.19 %/yr
[1980-1990] -0.73 %/yr
[1990-2000] +0.17 %/yr
[2000-2005] -0.5 %/yr
[2005-2010] +0.25 %/yr
[2010-2014] +0.04 %/yr
Looking for settlements in Richland Parish? Visit this page: Settlements in Richland Parish, LA
Population of Richland Parish by age groups male (M) and female (F)[1b]
| Age Gr. | (M) | (F) | Total |
| 0 to 4 | 758 | 714 | 1,472 |
| 5 to 9 | 733 | 693 | 1,426 |
| 10 to 14 | 723 | 714 | 1,437 |
| 15 to 19 | 677 | 642 | 1,319 |
| 20 to 24 | 696 | 652 | 1,348 |
| 25 to 29 | 658 | 666 | 1,324 |
| 30 to 34 | 620 | 713 | 1,333 |
| 35 to 39 | 632 | 685 | 1,317 |
| 40 to 44 | 541 | 642 | 1,183 |
| 45 to 49 | 591 | 631 | 1,222 |
| 50 to 54 | 696 | 756 | 1,452 |
| 55 to 59 | 709 | 786 | 1,495 |
| 60 to 64 | 609 | 662 | 1,271 |
| 65 to 69 | 486 | 538 | 1,024 |
| 70 to 74 | 367 | 420 | 787 |
| 75 to 79 | 253 | 312 | 565 |
| 80 to 84 | 143 | 250 | 393 |
| 85+ | 124 | 248 | 372 |
Richland Parish 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 | 9812 | 10489 | 20,301 |
| WAC | 6431 | 6747 | 13,178 |
| WA | 6333 | 6668 | 13,001 |
| NHWAC | 6274 | 6551 | 12,825 |
| NHWA | 6177 | 6479 | 12,656 |
| BAC | 3571 | 3929 | 7,500 |
| NHBAC | 3532 | 3891 | 7,423 |
| BA | 3507 | 3884 | 7,391 |
| NHBA | 3468 | 3853 | 7,321 |
| H | 204 | 235 | 439 |
| HWAC | 157 | 196 | 353 |
| HWA | 156 | 189 | 345 |
| TOM | 106 | 87 | 193 |
| NHTOM | 105 | 78 | 183 |
| IAC | 76 | 76 | 152 |
| NHIAC | 69 | 69 | 138 |
| AAC | 40 | 54 | 94 |
| NHAAC | 40 | 53 | 93 |
| IA | 45 | 40 | 85 |
| HBAC | 39 | 38 | 77 |
| NHIA | 39 | 37 | 76 |
| HBA | 39 | 31 | 70 |
| AA | 21 | 42 | 63 |
| NHAA | 21 | 41 | 62 |
| NAC | 9 | 7 | 16 |
| HIAC | 7 | 7 | 14 |
| NHNAC | 7 | 5 | 12 |
| HTOM | 1 | 9 | 10 |
| HIA | 6 | 3 | 9 |
| NA | 4 | 3 | 7 |
| HNAC | 2 | 2 | 4 |
| HNA | 2 | 2 | 4 |
| NHNA | 2 | 1 | 3 |
| HAAC | 0 | 1 | 1 |
| HAA | 0 | 1 | 1 |
• Ouachita Parish population
24.1 mi, 
280°
• Morehouse Parish
28.3 mi, 
353°
• Union Parish
46.5 mi, 
308°
• Franklin Parish
19.4 mi, 
166°
• Jackson Parish
48.1 mi, 
260°
• Madison Parish
30 mi, 
99°
• West Carroll Parish
31.4 mi, 
33°
• Caldwell Parish
30.4 mi, 
224°
• East Carroll Parish
37.1 mi, 
53°
• Tensas Parish
37 mi, 
140°
[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
See note 4 Louisiana Notes
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