Mountain Lion Found Dead in Jackson County
Illinois conservation police are investigating after a hunter discovered the remains of a young male mountain lion in southern Illinois.
Updated on Nov. 11, 2026 in Wildlife
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The Illinois Department of Natural Resources confirmed a young male mountain lion was found dead in Jackson County near the Union County line. The animal had been spotted in southern Illinois over the past two months before a hunter discovered its remains and notified conservation police.
Why it matters
The animal is the 12th confirmed mountain lion in Illinois since 2002, and mountain lions have been protected in the state since 2015. Samples collected from the animal will be submitted for genetic analysis to help clarify where it came from.
Illinois has recorded 12 confirmed mountain lions since 2002, and previous confirmed males were typically 2 to 3 years old. Genetic results from the newly collected samples have not yet been released.
The players
Illinois Department of Natural Resources
The state agency responsible for managing Illinois wildlife, fisheries, and natural areas, including the confirmation of this animal's death.
The details
A hunter found the remains in Jackson County near the Union County line and notified conservation police. Conservation police and an Illinois Department of Natural Resources wildlife biologist confirmed the death, and foul play was not immediately suspected.
Timeline
The animal was spotted in southern Illinois over the two months before its remains were discovered.
Mountain lions became protected in Illinois in 2015.
The remains were discovered and the death confirmed on November 11, 2026.
Seasonal Patterns
This case adds to the 12 confirmed mountain lions recorded in Illinois since 2002, a pattern that DNA analysis links to animals traveling from western populations in Nebraska and the Dakotas. Since the state's 2015 protection of the species, these sightings and recoveries have become a documented feature of Illinois wildlife records.
Residents in southern Illinois who spot a mountain lion should report it to conservation police rather than approach the animal. Because the state protects the species, any harm to a mountain lion carries legal consequences.
The takeaway
Mountain lion sightings in Illinois are increasingly confirmed through DNA evidence, which helps wildlife officials track how animals reach the state. Continued genetic analysis of this animal's samples may reveal whether it followed the same western migration route as earlier confirmed mountain lions.
Further reading
Explore more on Wildlife to see how other species move across state lines and into new habitats.
Live Poll
Do you feel safe living near wild mountain lions in your area?
