Lee County Population 2018

Lee County's estimated population is 34,406 with a growth rate of 0.02% in the past year according to the most recent United States census data. Lee County is the 41st largest county in Illinois.

Year Population Growth Growth Rate
201734,40670.02%
201634,399-145-0.42%
201534,544-353-1.01%
201434,897-209-0.60%
201335,106-96-0.27%
201235,202-392-1.10%
201135,594-382-1.06%
201035,9761,5844.61%
199034,392-1,936-5.33%
198036,328-1,619-4.27%
197037,947-802-2.07%
196038,7492,2986.30%
195036,4511,8475.34%
194034,6042,2757.04%
193032,3294,32515.44%
192028,0042540.92%
191027,750-2,144-7.17%
190029,8943,70714.16%
189026,187-1,304-4.74%
188027,4913201.18%
187027,1719,52053.93%
186017,65112,359233.54%
18505,2923,257160.05%
18402,0350.00%

Lee County Population Growth

Population Data via

Lee County Race Data

Race Population Percentage
White31,67692.07%
Black or African American1,8425.35%
Two or More Races5021.46%
Asian2790.81%
American Indian and Alaska Native1110.32%
Native Hawaiian and Other Pacific Islander170.05%

Lee County Population Pyramid

0k1k1k2k Male Population0k1k1k2k Female Population8580757065605550454035302520151050
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990