Try the search tool on https://familysearch.org/
Example of some results:
https://familysearch.org/search/records/index#count=20&query=%2Bgivenname%3A%22george%20w%22~%20%2Bsurname%3Aglasscock~%20%2Bbirth_place%3AIL~%20%2Bbirth_year%3A1860-1865~
George W Glasscock
United States Census, 1900 ED 21 Elk Township Elkville vill., Jackson, Illinois, United States
Head George W Glasscock M 37 birth: Jun 1863 Illinois
Wife Fannie L Glasscock F 32 Illinois
Son Rossie W Glasscock M 14 Illinois
Daughter Amy L Glasscock F 12 Illinois
Daughter Lulu E Glasscock F 9 Illinois
https://familysearch.org/pal:/MM9.1.1/MXJT-P5K
United States Census, 1880 Elkville, Jackson, Illinois
Household Gender Age Birthplace
SELF Wm. Glasscock M 47 Tennessee,
SON George Glasscock M 18 Illinois
DAU Susan Glasscock F 16 Illinois
https://familysearch.org/pal:/MM9.3.1/TH-267-11108-150363-40?cc=1438024
United States Census, 1870 Illinois Jackson Elk Prairie
Wm Glasscock M 32y Tennessee
Mary Glasscock F 46y Illinois
James Glasscock M 18y Illinois
Ellen Glasscock F 17y Illinois
Alfred Glasscock M 13y Illinois
George Glasscock M 8y Illinois
Susan Glasscock F 6y Illinois