Last official estimated population of Warren County was 46,323 (year 2014)[1]. This was 0.015% of total US population and 1.5% of total Iowa state population. Area of Warren County is 573.4 mi² (=1485 km²), in this year population density was 80.79 p/mi². If population growth rate would be same as in period 2010-2014 (+0.05%/yr), Warren County population in 2024 would be 46,569 [0].
Historical population of Warren 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] +26.75 %/yr
[1860-1870] +5.75 %/yr
[1870-1880] +0.86 %/yr
[1880-1890] -0.69 %/yr
[1890-1900] +1.1 %/yr
[1900-1910] -1.13 %/yr
[1910-1920] -0.08 %/yr
[1920-1930] -0.19 %/yr
[1930-1940] -0 %/yr
[1940-1950] +0.04 %/yr
[1950-1960] +1.61 %/yr
[1960-1970] +2.79 %/yr
[1970-1980] +2.43 %/yr
[1980-1990] +0.33 %/yr
[1990-2000] +1.22 %/yr
[2000-2005] +1.28 %/yr
[2005-2010] +1.3 %/yr
[2010-2014] +0.05 %/yr
Looking for settlements in Warren County? Visit this page: Settlements in Warren County, IA
Population of Warren County by age groups male (M) and female (F)[1b]
| Age Gr. | (M) | (F) | Total |
| 0 to 4 | 1514 | 1343 | 2,857 |
| 5 to 9 | 1760 | 1639 | 3,399 |
| 10 to 14 | 1865 | 1720 | 3,585 |
| 15 to 19 | 1886 | 1856 | 3,742 |
| 20 to 24 | 1527 | 1545 | 3,072 |
| 25 to 29 | 1118 | 1209 | 2,327 |
| 30 to 34 | 1388 | 1457 | 2,845 |
| 35 to 39 | 1467 | 1437 | 2,904 |
| 40 to 44 | 1529 | 1628 | 3,157 |
| 45 to 49 | 1601 | 1628 | 3,229 |
| 50 to 54 | 1772 | 1879 | 3,651 |
| 55 to 59 | 1564 | 1651 | 3,215 |
| 60 to 64 | 1442 | 1405 | 2,847 |
| 65 to 69 | 1133 | 1231 | 2,364 |
| 70 to 74 | 826 | 874 | 1,700 |
| 75 to 79 | 519 | 700 | 1,219 |
| 80 to 84 | 417 | 528 | 945 |
| 85+ | 277 | 621 | 898 |
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 |
| WAC | 23182 | 23944 | 47,126 |
| NH | 22973 | 23777 | 46,750 |
| WA | 22900 | 23713 | 46,613 |
| NHWAC | 22584 | 23406 | 45,990 |
| NHWA | 22332 | 23194 | 45,526 |
| H | 632 | 574 | 1,206 |
| HWAC | 598 | 538 | 1,136 |
| HWA | 568 | 519 | 1,087 |
| BAC | 322 | 238 | 560 |
| TOM | 298 | 240 | 538 |
| NHBAC | 306 | 218 | 524 |
| NHTOM | 265 | 217 | 482 |
| AAC | 197 | 245 | 442 |
| NHAAC | 191 | 239 | 430 |
| IAC | 182 | 147 | 329 |
| BA | 186 | 129 | 315 |
| NHBA | 182 | 121 | 303 |
| AA | 118 | 174 | 292 |
| NHAA | 118 | 171 | 289 |
| NHIAC | 137 | 112 | 249 |
| IA | 69 | 70 | 139 |
| NHIA | 42 | 50 | 92 |
| NAC | 47 | 40 | 87 |
| NHNAC | 45 | 38 | 83 |
| HIAC | 45 | 35 | 80 |
| NA | 34 | 25 | 59 |
| NHNA | 34 | 24 | 58 |
| HTOM | 33 | 23 | 56 |
| HIA | 27 | 20 | 47 |
| HBAC | 16 | 20 | 36 |
| HAAC | 6 | 6 | 12 |
| HBA | 4 | 8 | 12 |
| HNAC | 2 | 2 | 4 |
| HAA | 0 | 3 | 3 |
| HNA | 0 | 1 | 1 |
• Polk County population
24 mi, 
359°
• Dallas County
34.5 mi, 
314°
• Jasper County
35.7 mi, 
47°
• Marion County
24.4 mi, 
90°
• Madison County
23.4 mi, 
268°
• Union County
41.3 mi, 
238°
• Clarke County
24.1 mi, 
208°
• Lucas County
24.2 mi, 
150°
• Monroe County
41.9 mi, 
120°
• Wayne County
43 mi, 
163°
[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
Page generated in 0.008 seconds© 2016 population.us | Terms of use | Contact
Population.us
