Last official estimated population of Kankakee County was 113,462 (year 2014)[1]. This was 0.036% of total US population and 0.9% of total Illinois state population. Area of Kankakee County is 681.4 mi² (=1764.7 km²), in this year population density was 166.52 p/mi². If population growth rate would be same as in period 2010-2014 (+0%/yr), Kankakee County population in 2026 would be 113,501 [0].
Historical population of Kankakee 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] +4.68 %/yr
[1870-1880] +0.28 %/yr
[1880-1890] +1.38 %/yr
[1890-1900] +2.6 %/yr
[1900-1910] +0.93 %/yr
[1910-1920] +0.98 %/yr
[1920-1930] +1.09 %/yr
[1930-1940] +1.97 %/yr
[1940-1950] +1.91 %/yr
[1950-1960] +2.27 %/yr
[1960-1970] +0.55 %/yr
[1970-1980] +0.57 %/yr
[1980-1990] -0.67 %/yr
[1990-2000] +0.76 %/yr
[2000-2005] +0.78 %/yr
[2005-2010] +1 %/yr
[2010-2014] +0 %/yr
Looking for settlements in Kankakee County? Visit this page: Settlements in Kankakee County, IL
Population of Kankakee County by age groups male (M) and female (F)[1b]
| Age Gr. | (M) | (F) | Total |
| 0 to 4 | 3388 | 3333 | 6,721 |
| 5 to 9 | 3890 | 3660 | 7,550 |
| 10 to 14 | 4045 | 3779 | 7,824 |
| 15 to 19 | 4048 | 4033 | 8,081 |
| 20 to 24 | 4144 | 4167 | 8,311 |
| 25 to 29 | 3234 | 3276 | 6,510 |
| 30 to 34 | 3388 | 3445 | 6,833 |
| 35 to 39 | 3273 | 3339 | 6,612 |
| 40 to 44 | 3456 | 3430 | 6,886 |
| 45 to 49 | 3458 | 3598 | 7,056 |
| 50 to 54 | 3952 | 4069 | 8,021 |
| 55 to 59 | 3782 | 3820 | 7,602 |
| 60 to 64 | 3298 | 3420 | 6,718 |
| 65 to 69 | 2515 | 2819 | 5,334 |
| 70 to 74 | 1856 | 2082 | 3,938 |
| 75 to 79 | 1259 | 1604 | 2,863 |
| 80 to 84 | 887 | 1232 | 2,119 |
| 85+ | 845 | 1551 | 2,396 |
Kankakee 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 | 48899 | 51497 | 100,396 |
| WAC | 45453 | 46853 | 92,306 |
| WA | 44484 | 45927 | 90,411 |
| NHWAC | 40055 | 42062 | 82,117 |
| NHWA | 39243 | 41290 | 80,533 |
| BAC | 9045 | 9440 | 18,485 |
| NHBAC | 8715 | 9170 | 17,885 |
| BA | 8398 | 8828 | 17,226 |
| NHBA | 8156 | 8635 | 16,791 |
| H | 5819 | 5160 | 10,979 |
| HWAC | 5398 | 4791 | 10,189 |
| HWA | 5241 | 4637 | 9,878 |
| TOM | 1041 | 977 | 2,018 |
| NHTOM | 874 | 820 | 1,694 |
| AAC | 735 | 820 | 1,555 |
| NHAAC | 690 | 770 | 1,460 |
| AA | 552 | 663 | 1,215 |
| NHAA | 528 | 626 | 1,154 |
| IAC | 480 | 483 | 963 |
| HBAC | 330 | 270 | 600 |
| NHIAC | 275 | 289 | 564 |
| IA | 218 | 240 | 458 |
| HBA | 242 | 193 | 435 |
| HIAC | 205 | 194 | 399 |
| HTOM | 167 | 157 | 324 |
| HIA | 140 | 128 | 268 |
| NHIA | 78 | 112 | 190 |
| NAC | 71 | 60 | 131 |
| NHNAC | 55 | 47 | 102 |
| HAAC | 45 | 50 | 95 |
| HAA | 24 | 37 | 61 |
| NA | 25 | 22 | 47 |
| NHNA | 20 | 14 | 34 |
| HNAC | 16 | 13 | 29 |
| HNA | 5 | 8 | 13 |
• Will County population
22.2 mi,
344°
• Lake County
34.2 mi,
47°
• Kendall County
42.8 mi,
316°
• Grundy County
30 mi,
290°
• Livingston County
39.8 mi,
244°
• Jasper County
39.6 mi,
102°
• Iroquois County
27 mi,
176°
• Newton County
26.9 mi,
117°
• Ford County
42 mi,
206°
• Benton County
46.9 mi,
142°
[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 4. Illinois Notes
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