Last official estimated population of Polk County was 20,446 (year 2014)[1]. This was 0.006% of total US population and 0.2% of total North Carolina state population. Area of Polk County is 238.5 mi² (=617.8 km²), in this year population density was 85.71 p/mi². If population growth rate would be same as in period 2010-2014 (-0.08%/yr), Polk County population in 2026 would be 20,255 [0].
Historical population of Polk County for period 1860-2014 [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
[1860-1870] +0.66 %/yr
[1870-1880] +1.6 %/yr
[1880-1890] +1.55 %/yr
[1890-1900] +1.73 %/yr
[1900-1910] +0.87 %/yr
[1910-1920] +1.46 %/yr
[1920-1930] +1.47 %/yr
[1930-1940] +1.52 %/yr
[1940-1950] -0.21 %/yr
[1950-1960] -0.2 %/yr
[1960-1970] +0.29 %/yr
[1970-1980] +1.02 %/yr
[1980-1990] +1.08 %/yr
[1990-2000] +2.38 %/yr
[2000-2005] +1.34 %/yr
[2005-2010] +0.96 %/yr
[2010-2014] -0.08 %/yr
Looking for settlements in Polk County? Visit this page: Settlements in Polk County, NC
Population of Polk County by age groups male (M) and female (F)[1b]
| Age Gr. | (M) | (F) | Total |
| 0 to 4 | 346 | 379 | 725 |
| 5 to 9 | 498 | 486 | 984 |
| 10 to 14 | 588 | 521 | 1,109 |
| 15 to 19 | 560 | 530 | 1,090 |
| 20 to 24 | 547 | 443 | 990 |
| 25 to 29 | 390 | 406 | 796 |
| 30 to 34 | 414 | 377 | 791 |
| 35 to 39 | 416 | 416 | 832 |
| 40 to 44 | 543 | 591 | 1,134 |
| 45 to 49 | 654 | 658 | 1,312 |
| 50 to 54 | 745 | 777 | 1,522 |
| 55 to 59 | 740 | 930 | 1,670 |
| 60 to 64 | 812 | 994 | 1,806 |
| 65 to 69 | 754 | 869 | 1,623 |
| 70 to 74 | 672 | 719 | 1,391 |
| 75 to 79 | 459 | 503 | 962 |
| 80 to 84 | 300 | 405 | 705 |
| 85+ | 301 | 614 | 915 |
Polk 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 | 9102 | 10106 | 19,208 |
| WAC | 9173 | 10003 | 19,176 |
| WA | 9054 | 9863 | 18,917 |
| NHWAC | 8608 | 9547 | 18,155 |
| NHWA | 8507 | 9419 | 17,926 |
| H | 637 | 512 | 1,149 |
| BAC | 515 | 559 | 1,074 |
| NHBAC | 486 | 537 | 1,023 |
| HWAC | 565 | 456 | 1,021 |
| HWA | 547 | 444 | 991 |
| BA | 444 | 482 | 926 |
| NHBA | 423 | 465 | 888 |
| TOM | 130 | 152 | 282 |
| NHTOM | 110 | 139 | 249 |
| IAC | 113 | 111 | 224 |
| AAC | 66 | 100 | 166 |
| NHIAC | 71 | 80 | 151 |
| NHAAC | 46 | 84 | 130 |
| AA | 46 | 71 | 117 |
| IA | 63 | 50 | 113 |
| NHAA | 29 | 59 | 88 |
| HIAC | 42 | 31 | 73 |
| HIA | 31 | 26 | 57 |
| NHIA | 32 | 24 | 56 |
| HBAC | 29 | 22 | 51 |
| HBA | 21 | 17 | 38 |
| HAAC | 20 | 16 | 36 |
| HTOM | 20 | 13 | 33 |
| HAA | 17 | 12 | 29 |
| NAC | 7 | 4 | 11 |
| NHNAC | 5 | 4 | 9 |
| HNAC | 2 | 0 | 2 |
| NA | 2 | 0 | 2 |
| HNA | 1 | 0 | 1 |
| NHNA | 1 | 0 | 1 |
• Greenville County population
29 mi, 
203°
• Spartanburg County
25.8 mi, 
157°
• Buncombe County
30.7 mi, 
318°
• Henderson County
18.1 mi, 
282°
• Cleveland County
34.6 mi, 
83°
• Burke County
41.5 mi, 
38°
• Rutherford County
16.4 mi, 
58°
• Cherokee County
35.3 mi, 
116°
• McDowell County
28.7 mi, 
13°
• Transylvania County
36.9 mi, 
262°
[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 17 North Carolina Notes
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