Castle Rock Man Charged With Felony Animal Cruelty
Prosecutors allege a local man killed a mother bear near Oak Grove Court in July.
Updated on Oct. 9, 2026 in Crime — General

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Calvin Neil Lennberg was charged with felony animal cruelty on September 22 following the death of a mother bear. The animal was found shot and killed on or around July 9.
Why it matters
The case highlights the enforcement of wildlife protection laws in residential areas, as authorities seek to hold individuals accountable for the illegal killing of protected animals.
Calvin Neil Lennberg is facing a Class 4 felony charge filed by the 23rd Judicial District Attorney's Office. He is currently scheduled for a court appearance on October 23.
The players
Calvin Neil Lennberg
He is the Castle Rock resident facing a Class 4 felony charge for aggravated cruelty to animals.
Colorado Parks and Wildlife
This state agency is responsible for managing wildlife populations and investigating incidents involving the mistreatment of animals.
23rd Judicial District Attorney's Office
This office acts as the prosecuting body for legal cases occurring within the district including Castle Rock.
The details
Colorado Parks and Wildlife led the investigation into the shooting, which occurred near Oak Grove Court. Prosecutors allege that Lennberg knowingly tortured or needlessly killed the animal during the incident.
Timeline
The mother bear was shot and killed on July 9, 2026.
Court documents were filed against Lennberg on September 22, 2026.
Lennberg is scheduled to appear in court on October 23, 2026.
Legal Context
The charges against Lennberg reflect the state's rigorous application of felony statutes for animal cruelty, a classification intended to deter the harming of wildlife in populated areas. This prosecution aligns with broader efforts in the 23rd Judicial District to enforce wildlife protection laws.
The incident serves as a reminder to residents regarding the local presence of wildlife and the legal consequences of unlawful interactions. Community members can monitor the court proceedings as the case moves through the 23rd Judicial District.
The takeaway
This case underscores the seriousness with which authorities treat wildlife harm in residential zones. Residents should remain aware of local regulations concerning animal interactions to avoid severe legal repercussions.
What happens next
Lennberg is scheduled for a court appearance on October 23, 2026, at 10 a.m.
Further reading
For more information on local legal proceedings, visit the Crime — General section.
Source note: This article includes information reported by FOX31 Denver KDVR.
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