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251 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

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Tereasa Sue Knuth was a 22-year-old woman who vanished under puzzling circumstances while on a camping trip with her boyfriend. The last time she was reportedly seen was in the vicinity of Frisco, Colorado, a mountain town in Summit County. On August 24, 1981, her boyfriend reported her missing, stating that she had walked away from their campsite and never returned. The initial search of the area and their campsite revealed that Tereasa had left behind several crucial personal items, including ...Read More
Last Seen: Aug 24, 1981

Victim Details

Mar 17, 2010

Nov 06, 2023

Tereasa

Knuth

65

22

61 inches

110 lbs

White / Caucasian

Female

Aug 24, 1981

Frisco

Colorado

Summit County

80424

8308

Summit County Sheriffs Office

Breckenridge

Colorado

Summit County

80424

Scott Wagner

Detective

501 North Park Avenue, Colorado

9704532232

County

Law Enforcement

81-1462

1981-08-24

Summit County Sheriffs Office

Brown

Brown

Brown

05/30/2026


Area Last Seen: