Population.us > Counties > Illinois > Lee County

Population of Lee County

Last official estimated population of Lee County was 35,970 (year 2014)[1]. This was 0.011% of total US population and 0.3% of total Illinois state population. Area of Lee County is 728.9 mi² (=1888 km²), in this year population density was 49.35 p/mi². If population growth rate would be same as in period 2010-2014 (-0.04%/yr), Lee County population in 2026 would be 35,788 [0].

Historical population

Historical population of Lee County for period 1840-2014 [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.

Population • Density • Changes • Legends • Position

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Annual growth rate

[1840-1850] +10.03 %/yr
[1850-1860] +12.8 %/yr
[1860-1870] +4.41 %/yr
[1870-1880] +0.12 %/yr
[1880-1890] -0.48 %/yr
[1890-1900] +1.33 %/yr
[1900-1910] -0.74 %/yr
[1910-1920] +0.09 %/yr
[1920-1930] +1.45 %/yr
[1930-1940] +0.68 %/yr
[1940-1950] +0.52 %/yr
[1950-1960] +0.61 %/yr
[1960-1970] -0.21 %/yr
[1970-1980] -0.44 %/yr
[1980-1990] -0.55 %/yr
[1990-2000] +0.48 %/yr
[2000-2005] -0.24 %/yr
[2005-2010] +0.22 %/yr
[2010-2014] -0.04 %/yr

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Looking for settlements in Lee County? Visit this page: Settlements in Lee County, IL

Demography

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

Age Gr. (M) (F) Total
0 to 4 940 841 1,781
5 to 9 1022 970 1,992
10 to 14 1029 1033 2,062
15 to 19 1043 963 2,006
20 to 24 1146 947 2,093
25 to 29 1181 839 2,020
30 to 34 1263 940 2,203
35 to 39 1157 859 2,016
40 to 44 1260 910 2,170
45 to 49 1289 1123 2,412
50 to 54 1532 1257 2,789
55 to 59 1429 1347 2,776
60 to 64 1232 1104 2,336
65 to 69 985 951 1,936
70 to 74 683 689 1,372
75 to 79 510 591 1,101
80 to 84 365 460 825
85+ 266 579 845

Lee 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 17146 15568 32,714
WAC 16556 15888 32,444
WA 16346 15662 32,008
NHWAC 15467 15119 30,586
NHWA 15296 14926 30,222
BAC 1661 398 2,059
H 1186 835 2,021
NHBAC 1596 360 1,956
HWAC 1089 769 1,858
BA 1551 278 1,829
HWA 1050 736 1,786
NHBA 1503 253 1,756
TOM 227 235 462
AAC 181 221 402
NHTOM 185 201 386
NHAAC 166 204 370
AA 133 178 311
NHAA 124 166 290
IAC 148 122 270
NHIAC 89 82 171
IA 67 44 111
HBAC 65 38 103
HIAC 59 40 99
HTOM 42 34 76
HBA 48 25 73
HIA 34 24 58
NHIA 33 20 53
NAC 20 13 33
HAAC 15 17 32
NHNAC 17 7 24
HAA 9 12 21
NA 8 6 14
HNAC 3 6 9
NHNA 5 2 7
HNA 3 4 7

Counties near Lee County

• Winnebago County population 41.4 mi, 9°
• Kendall County 46.2 mi, 103°
• LaSalle County 35.2 mi, 142°
• DeKalb County 29.1 mi, 69°
• Whiteside County 31.5 mi, 270°
• Ogle County 20.4 mi, 356°
• Stephenson County 45.7 mi, 335°
• Bureau County 26.7 mi, 206°
• Carroll County 39.1 mi, 304°
• Putnam County 37.9 mi, 179°

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

*Jo Daviess, Putnam Illinois Notes

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