Kildeer, Illinois
Demographics
Table:
Historical population

Census	Pop.	Note	%±

1960	173	—
1970	643	271.7%
1980	1,609	150.2%
1990	2,257	40.3%
2000	3,460	53.3%
2010	3,968	14.7%
2016 (est.)	4,049	[2]	2.0%
U.S. Decennial Census[6]

Considering the following table concerning 'Kildeer, Illinois' in the 'Demographics' section, compose one sentence describing only the highlighted cells and format it within the following JSON object {"answer": "YOUR ANSWER"}.