Last official estimated population of Warren County was 48,812 (year 2014)[1]. This was 0.015% of total US population and 1.6% of total Mississippi state population. Area of Warren County is 618.6 mi² (=1602.1 km²), in this year population density was 78.91 p/mi². If population growth rate would be same as in period 2010-2014 (+0.02%/yr), Warren County population in 2025 would be 48,919 [0].
Historical population of Warren County for period 1810-2014 [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

[1810-1820] +9.23 %/yr
[1820-1830] +11.31 %/yr
[1830-1840] +7.24 %/yr
[1840-1850] +1.37 %/yr
[1850-1860] +1.34 %/yr
[1860-1870] +2.61 %/yr
[1870-1880] +1.56 %/yr
[1880-1890] +0.6 %/yr
[1890-1900] +2.12 %/yr
[1900-1910] -0.87 %/yr
[1910-1920] -1.16 %/yr
[1920-1930] +0.7 %/yr
[1930-1940] +1.02 %/yr
[1940-1950] +0.01 %/yr
[1950-1960] +0.64 %/yr
[1960-1970] +0.64 %/yr
[1970-1980] +1.39 %/yr
[1980-1990] -0.75 %/yr
[1990-2000] +0.37 %/yr
[2000-2005] -0.34 %/yr
[2005-2010] -0.03 %/yr
[2010-2014] +0.02 %/yr
Looking for settlements in Warren County? Visit this page: Settlements in Warren County, MS
Population of Warren County by age groups male (M) and female (F)[1b]
| Age Gr. | (M) | (F) | Total |
| 0 to 4 | 1521 | 1579 | 3,100 |
| 5 to 9 | 1710 | 1675 | 3,385 |
| 10 to 14 | 1723 | 1649 | 3,372 |
| 15 to 19 | 1594 | 1591 | 3,185 |
| 20 to 24 | 1507 | 1599 | 3,106 |
| 25 to 29 | 1362 | 1466 | 2,828 |
| 30 to 34 | 1414 | 1669 | 3,083 |
| 35 to 39 | 1456 | 1518 | 2,974 |
| 40 to 44 | 1360 | 1531 | 2,891 |
| 45 to 49 | 1323 | 1526 | 2,849 |
| 50 to 54 | 1677 | 1793 | 3,470 |
| 55 to 59 | 1678 | 1993 | 3,671 |
| 60 to 64 | 1524 | 1556 | 3,080 |
| 65 to 69 | 1122 | 1284 | 2,406 |
| 70 to 74 | 795 | 938 | 1,733 |
| 75 to 79 | 513 | 690 | 1,203 |
| 80 to 84 | 321 | 533 | 854 |
| 85+ | 234 | 559 | 793 |
Warren 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 | 22340 | 24665 | 47,005 |
| WAC | 11882 | 12308 | 24,190 |
| WA | 11689 | 12119 | 23,808 |
| NHWAC | 11481 | 11941 | 23,422 |
| BAC | 10771 | 12641 | 23,412 |
| NHBAC | 10687 | 12539 | 23,226 |
| BA | 10637 | 12498 | 23,135 |
| NHWA | 11314 | 11786 | 23,100 |
| NHBA | 10569 | 12420 | 22,989 |
| H | 494 | 484 | 978 |
| HWAC | 401 | 367 | 768 |
| HWA | 375 | 333 | 708 |
| AAC | 253 | 282 | 535 |
| NHAAC | 241 | 267 | 508 |
| TOM | 227 | 231 | 458 |
| AA | 194 | 232 | 426 |
| NHAA | 192 | 227 | 419 |
| NHTOM | 197 | 187 | 384 |
| IAC | 151 | 158 | 309 |
| NHIAC | 123 | 110 | 233 |
| HBAC | 84 | 102 | 186 |
| IA | 83 | 67 | 150 |
| HBA | 68 | 78 | 146 |
| NHIA | 64 | 43 | 107 |
| HIAC | 28 | 48 | 76 |
| HTOM | 30 | 44 | 74 |
| NAC | 29 | 17 | 46 |
| HIA | 19 | 24 | 43 |
| NHNAC | 23 | 15 | 38 |
| HAAC | 12 | 15 | 27 |
| HNAC | 6 | 2 | 8 |
| HAA | 2 | 5 | 7 |
| NHNA | 4 | 2 | 6 |
| NA | 4 | 2 | 6 |
| HNA | 0 | 0 | 0 |
• Hinds County population
23.4 mi,
105°
• Copiah County
41.2 mi,
145°
• Yazoo County
39.1 mi,
43°
• Madison Parish
22.8 mi,
267°
• Claiborne County
26.7 mi,
187°
• East Carroll Parish
34.1 mi,
319°
• Jefferson County
44.4 mi,
194°
• Tensas Parish
37.7 mi,
229°
• Sharkey County
37.1 mi,
2°
• Issaquena County
29 mi,
342°
[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
*Pickering (Jefferson) Mississippi Notes
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