Last official estimated population of Humboldt County was 9,801 (year 2014)[1]. This was 0.003% of total US population and 0.3% of total Iowa state population. Area of Humboldt County is 435.7 mi² (=1128.4 km²), in this year population density was 22.50 p/mi². If population growth rate would be same as in period 2010-2014 (-0.04%/yr), Humboldt County population in 2025 would be 9,763 [0].
Historical population of Humboldt 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] +22.83 %/yr
[1870-1880] +7.48 %/yr
[1880-1890] +6.3 %/yr
[1890-1900] +2.56 %/yr
[1900-1910] -0.39 %/yr
[1910-1920] +0.61 %/yr
[1920-1930] +0.19 %/yr
[1930-1940] +0.19 %/yr
[1940-1950] -0.26 %/yr
[1950-1960] +0.03 %/yr
[1960-1970] -0.5 %/yr
[1970-1980] -0.22 %/yr
[1980-1990] -1.29 %/yr
[1990-2000] -0.35 %/yr
[2000-2005] -0.69 %/yr
[2005-2010] -0.44 %/yr
[2010-2014] -0.04 %/yr
Looking for settlements in Humboldt County? Visit this page: Settlements in Humboldt County, IA
Population of Humboldt County by age groups male (M) and female (F)[1b]
Age Gr. | (M) | (F) | Total |
0 to 4 | 251 | 281 | 532 |
5 to 9 | 346 | 337 | 683 |
10 to 14 | 301 | 325 | 626 |
15 to 19 | 304 | 276 | 580 |
20 to 24 | 249 | 254 | 503 |
25 to 29 | 238 | 245 | 483 |
30 to 34 | 310 | 273 | 583 |
35 to 39 | 258 | 231 | 489 |
40 to 44 | 257 | 227 | 484 |
45 to 49 | 265 | 276 | 541 |
50 to 54 | 365 | 377 | 742 |
55 to 59 | 381 | 398 | 779 |
60 to 64 | 333 | 321 | 654 |
65 to 69 | 242 | 250 | 492 |
70 to 74 | 206 | 217 | 423 |
75 to 79 | 157 | 217 | 374 |
80 to 84 | 147 | 181 | 328 |
85+ | 118 | 226 | 344 |
Humboldt 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 | 4649 | 4856 | 9,505 |
WA | 4601 | 4815 | 9,416 |
NH | 4529 | 4723 | 9,252 |
NHWAC | 4471 | 4675 | 9,146 |
NHWA | 4433 | 4641 | 9,074 |
H | 199 | 189 | 388 |
HWAC | 178 | 181 | 359 |
HWA | 168 | 174 | 342 |
BAC | 60 | 44 | 104 |
TOM | 51 | 42 | 93 |
NHBAC | 48 | 37 | 85 |
NHTOM | 41 | 35 | 76 |
BA | 44 | 27 | 71 |
IAC | 44 | 24 | 68 |
NHBA | 34 | 22 | 56 |
AAC | 27 | 26 | 53 |
NHAAC | 24 | 24 | 48 |
NHIAC | 28 | 19 | 47 |
AA | 15 | 22 | 37 |
NHAA | 12 | 21 | 33 |
IA | 17 | 5 | 22 |
HIAC | 16 | 5 | 21 |
HBAC | 12 | 7 | 19 |
HTOM | 10 | 7 | 17 |
HBA | 10 | 5 | 15 |
NHIA | 9 | 4 | 13 |
HIA | 8 | 1 | 9 |
NAC | 2 | 4 | 6 |
HAAC | 3 | 2 | 5 |
NHNAC | 2 | 3 | 5 |
HAA | 3 | 1 | 4 |
HNAC | 0 | 1 | 1 |
HNA | 0 | 1 | 1 |
NA | 0 | 1 | 1 |
NHNA | 0 | 0 | 0 |
• Webster County population
24.1 mi, 176°
• Hamilton County
36.9 mi, 137°
• Kossuth County
29.7 mi, 358°
• Wright County
24 mi, 98°
• Hancock County
30.8 mi, 48°
• Winnebago County
47.2 mi, 29°
• Franklin County
47.3 mi, 93°
• Calhoun County
35.4 mi, 219°
• Palo Alto County
31.1 mi, 310°
• Pocahontas County
24.3 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
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