UFO and UAP Cases in Illinois
242 recorded cases from Illinois (IL), drawn from public reporting databases and well-documented historical incidents. Featured cases are listed first; every entry links to its original source. Reports are presented as described by the witnesses and sources who made them.
Report a sighting in Illinois240 reports ยท page 3 of 5
- Sighting1963-03-01UFO report, Naperville, Illinois, March 1963
Naperville
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1963-02-01UFO report, Gibson City, Illinois, February 1963
Gibson City
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1963-01-01UFO report, Chicago, Illinois, January 1963
Chicago
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-10-01UFO report, Des Plaines, Illinois, October 1962
Des Plaines
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-10-01UFO report, Chicago, Illinois, October 1962
Chicago
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-09-01UFO report, Arlington Heights, Illinois, September 1962
Arlington Heights
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-09-01UFO report, Chicago, Illinois, September 1962
Chicago
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-08-01UFO report, Chicago, Illinois, August 1962
Chicago
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-08-01UFO report, Maywood, Illinois, August 1962
Maywood
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-07-01UFO report, 30 N of Kankakee, Illinois, July 1962
30 N of Kankakee
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-07-01UFO report, Evanston, Illinois, July 1962
Evanston
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-06-01UFO report, Rantoul, Illinois, June 1962
Rantoul
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-05-01UFO report, Chicago, Illinois, May 1962
Chicago
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-04-01UFO report, Chicago, Illinois, April 1962
Chicago
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-04-01UFO report, Danville, Illinois, April 1962
Danville
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-03-01UFO report, Chanute AFB, Illinois, March 1962
Chanute AFB
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1962-03-01UFO report, Naperville, Illinois, March 1962
Naperville
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-12-01UFO report, Chicago, Illinois, December 1961
Chicago
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-12-01UFO report, Bartlett, Illinois, December 1961
Bartlett
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-12-01UFO report, Chicago, Illinois, December 1961
Chicago
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-11-01UFO report, Arlington Heights., Illinois, November 1961
Arlington Heights.
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-11-01UFO report, Mackinaw, Illinois, November 1961
Mackinaw
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-11-01UFO report, Scott AFB, Illinois, November 1961
Scott AFB
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-09-01UFO report, Chicago, Illinois, September 1961
Chicago
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-08-01UFO report, Gibson City, Illinois, August 1961
Gibson City
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-07-01UFO report, E of Monticello, Illinois, July 1961
E of Monticello
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-06-01UFO report, Champaign, Illinois, June 1961
Champaign
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-06-01UFO report, Bloomington, Illinois, June 1961
Bloomington
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-06-01UFO report, Highland Park, Illinois, June 1961
Highland Park
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-04-01UFO report, Hanna City AFS, Illinois, April 1961
Hanna City AFS
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1961-03-01UFO report, Chanute AFB, Illinois, March 1961
Chanute AFB
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-12-01UFO report, Arlington Heights, Illinois, December 1960
Arlington Heights
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-11-01UFO report, Monticello, Illinois, November 1960
Monticello
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-09-01UFO report, Champaign, Illinois, September 1960
Champaign
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-09-01UFO report, Chicago, Illinois, September 1960
Chicago
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-09-01UFO report, Gurnee, Illinois, September 1960
Gurnee
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-09-01UFO report, Urbana, Illinois, September 1960
Urbana
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-08-01UFO report, Chicago, Illinois, August 1960
Chicago
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-08-01UFO report, Crete, Illinois, August 1960
Crete
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-08-01UFO report, Essex, Illinois, August 1960
Essex
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-08-01UFO report, Glenview, Illinois, August 1960
Glenview
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-07-01UFO report, Vicinity Monticello, Illinois, July 1960
Vicinity Monticello
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-07-01UFO report, Chanute AFB, Illinois, July 1960
Chanute AFB
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-07-01UFO report, Chanute AFB, Illinois, July 1960
Chanute AFB
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-06-01UFO report, Champaign, Illinois, June 1960
Champaign
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-05-01UFO report, Decatur, Illinois, May 1960
Decatur
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-05-01UFO report, 23 mi S Of Joliet, Illinois, May 1960
23 mi S Of Joliet
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-04-01UFO report, Chicago, Illinois, April 1960
Chicago
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1960-02-01UFO report, 22 Mi NW Of Carbondale, Illinois, February 1960
22 Mi NW Of Carbondale
Source: Project Blue Book, U.S. Air Force (National Archives)Original - Sighting1959-08-01UFO report, Elburn, Illinois, August 1959
Elburn
Source: Project Blue Book, U.S. Air Force (National Archives)Original