
Despite decades of investigation, the Zodiac Killer has never been definitively identified or apprehended. The case remains one of the most famous unsolved serial murder cases in history. Ongoing interest, new theories, and advancements in forensic science continue to generate leads, but no conclusive resolution has been reached.
Multiple locations across Northern California.
Cold case units and independent researchers continue to analyze evidence, including DNA and handwriting. Several suspects have been proposed, but none conclusively identified.