Population.us > Counties > Illinois > Knox County

Population of Knox County

Last official estimated population of Knox County was 52,919 (year 2014)[1]. This was 0.017% of total US population and 0.4% of total Illinois state population. Area of Knox County is 719.8 mi² (=1864.3 km²), in this year population density was 73.52 p/mi². If population growth rate would be same as in period 2010-2014 (0%/yr), Knox County population in 2024 would be 52,919 [0].


Historical population

Historical population of Knox County for period 1830-2014 [1] , [2] , [3]:

Maps: Population, population density, population changes

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.

PopulationDensityChangesLegendsPosition

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Annual growth rate

[1830-1840] +38.39 %/yr
[1840-1850] +6.52 %/yr
[1850-1860] +8 %/yr
[1860-1870] +3.26 %/yr
[1870-1880] -0.3 %/yr
[1880-1890] +0.11 %/yr
[1890-1900] +1.19 %/yr
[1900-1910] +0.57 %/yr
[1910-1920] +0.12 %/yr
[1920-1930] +0.95 %/yr
[1930-1940] +0.18 %/yr
[1940-1950] +0.4 %/yr
[1950-1960] +1.2 %/yr
[1960-1970] 0 %/yr
[1970-1980] +0.05 %/yr
[1980-1990] -0.88 %/yr
[1990-2000] -0.1 %/yr
[2000-2005] -0.85 %/yr
[2005-2010] -0.22 %/yr
[2010-2014] 0 %/yr

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Demography

Population of Knox County by age groups male (M) and female (F)[1b]

Age Gr. (M) (F) Total
0 to 4 1277 1315 2,592
5 to 9 1409 1435 2,844
10 to 14 1592 1485 3,077
15 to 19 1730 1635 3,365
20 to 24 1941 1755 3,696
25 to 29 1718 1339 3,057
30 to 34 1661 1355 3,016
35 to 39 1675 1362 3,037
40 to 44 1573 1392 2,965
45 to 49 1602 1523 3,125
50 to 54 1842 1794 3,636
55 to 59 1812 1894 3,706
60 to 64 1828 1904 3,732
65 to 69 1446 1592 3,038
70 to 74 1112 1288 2,400
75 to 79 797 959 1,756
80 to 84 598 860 1,458
85+ 554 1015 1,569

Knox 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 24532 24646 49,178
WAC 23083 24058 47,141
WA 22519 23457 45,976
NHWAC 21649 22926 44,575
NHWA 21166 22406 43,572
BAC 3120 1894 5,014
NHBAC 2956 1774 4,730
BA 2726 1458 4,184
NHBA 2607 1387 3,994
H 1635 1256 2,891
HWAC 1434 1132 2,566
HWA 1353 1051 2,404
TOM 594 630 1,224
NHTOM 511 546 1,057
AAC 304 346 650
NHAAC 278 327 605
AA 211 265 476
IAC 246 218 464
NHAA 200 254 454
NHIAC 147 153 300
HBAC 164 120 284
IA 113 81 194
HBA 119 71 190
HTOM 83 84 167
HIAC 99 65 164
HIA 68 35 103
NHIA 45 46 91
NAC 26 25 51
HAAC 26 19 45
NHNAC 23 19 42
HAA 11 11 22
NA 4 11 15
NHNA 3 7 10
HNAC 3 6 9
HNA 1 4 5

Counties near Knox County

Peoria County population 25.4 mi, 113°
Rock Island County 41.5 mi, 333°
Henry County 29.3 mi,
Fulton County 32.2 mi, 178°
McDonough County 40.9 mi, 216°
Warren County 21.9 mi, 255°
Mercer County 33.4 mi, 304°
Marshall County 46 mi, 81°
Henderson County 38.8 mi, 258°
Stark County 24.5 mi, 62°


Sources, notices

[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

*Madison Illinois Notes

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