UFO Finder

UFO Sightings in Illinois

Illinois has a rich history of UFO sightings, with numerous reports documented across the state. From rural farmlands to bustling urban centers, unexplained aerial phenomena have been observed by residents from all walks of life.

4,275
Total Sightings
56
Pilot Reports
187
Physical Effects

Statistics Overview

Total Sightings4,275(27%)
Pilot Reports56(23%)
Physical Effects187(24%)
Average Credibility
6.0credibility
National Rank#9
% of All Sightings3.1%

Top Sightings

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Cities with Most Sightings

20 cities total

Shape Distribution

All Shapes →
star
light936·21.9%
question
unknown651·15.2%
triangle
triangle464·10.9%
fire
fireball330·7.7%
disk
disk315·7.4%

+ 15 more shapes recorded

Sightings by Decade

Analysis

Illinois has a rich history of UFO sightings, with numerous reports documented across the state. From rural farmlands to bustling urban centers, unexplained aerial phenomena have been observed by residents from all walks of life.

With 4,275 documented sightings, Illinois ranks #9 among all locations in our database. The state has 56 sightings from aviation professionals and 187 reports involving physical effects such as vehicle interference or physiological reactions.

The most commonly reported shape is light, accounting for 21.9% of all sightings. The city with the most reports is Chicago with 445 documented sightings.

Quick Facts

Total Sightings
4,275
Pilot Reports
56
Physical Effects
187
Avg Credibility
6.01
Cities with 5+ Sightings
20

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