Population.us > Counties > Kansas > Jefferson County

Population of Jefferson County

Last official estimated population of Jefferson County was 19,121 (year 2014)[1]. This was 0.006% of total US population and 0.7% of total Kansas state population. Area of Jefferson County is 556.7 mi² (=1441.8 km²), in this year population density was 34.35 p/mi². If population growth rate would be same as in period 2010-2014 (-0.01%/yr), Jefferson County population in 2021 would be 19,112 [0].


Historical population

Historical population of Jefferson County for period 1860-2014 [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

[1860-1870] +10.88 %/yr
[1870-1880] +2.19 %/yr
[1880-1890] +0.66 %/yr
[1890-1900] +0.54 %/yr
[1900-1910] -1.02 %/yr
[1910-1920] -0.7 %/yr
[1920-1930] -0.43 %/yr
[1930-1940] -1.05 %/yr
[1940-1950] -1.37 %/yr
[1950-1960] +0.15 %/yr
[1960-1970] +0.6 %/yr
[1970-1980] +2.44 %/yr
[1980-1990] +0.45 %/yr
[1990-2000] +1.5 %/yr
[2000-2005] +0.76 %/yr
[2005-2010] -0.03 %/yr
[2010-2014] -0.01 %/yr

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Demography

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

Age Gr. (M) (F) Total
0 to 4 507 488 995
5 to 9 613 593 1,206
10 to 14 710 656 1,366
15 to 19 707 596 1,303
20 to 24 478 402 880
25 to 29 436 472 908
30 to 34 491 495 986
35 to 39 524 480 1,004
40 to 44 527 566 1,093
45 to 49 653 669 1,322
50 to 54 830 854 1,684
55 to 59 788 744 1,532
60 to 64 683 643 1,326
65 to 69 551 521 1,072
70 to 74 394 382 776
75 to 79 281 308 589
80 to 84 192 192 384
85+ 167 262 429

Jefferson 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 9307 9143 18,450
NH 9275 9093 18,368
WA 9141 8956 18,097
NHWAC 9069 8927 17,996
NHWA 8926 8769 17,695
H 257 230 487
HWAC 238 216 454
IAC 221 226 447
HWA 215 187 402
NHIAC 195 194 389
TOM 173 189 362
NHTOM 149 160 309
BAC 135 96 231
NHBAC 122 87 209
IA 108 96 204
NHIA 98 86 184
BA 91 52 143
NHBA 84 48 132
AAC 35 43 78
NHAAC 31 41 72
HIAC 26 32 58
HTOM 24 29 53
AA 15 25 40
NHAA 14 25 39
HBAC 13 9 22
HIA 10 10 20
NAC 10 9 19
NHNAC 9 9 18
HBA 7 4 11
NA 4 5 9
NHNA 4 5 9
HAAC 4 2 6
HNAC 1 0 1
HAA 1 0 1
HNA 0 0 0

Counties near Jefferson County

Johnson County population 38.5 mi, 129°
Shawnee County 24.5 mi, 236°
Wyandotte County 33.9 mi, 104°
Douglas County 24.1 mi, 169°
Platte County 34.2 mi, 73°
Leavenworth County 18.3 mi, 100°
Atchison County 20.5 mi,
Jackson County 25.3 mi, 297°
Brown County 41.8 mi, 345°
Doniphan County 39.8 mi, 17°


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

Kansas Notes

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