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Case Description
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Sylvestre was last seen while on a moose hunting trip with three friends in Palmer, Alaska on September 11, 1977. She was attempting to ford Granite Creek on horseback, six miles up the creek past Sutton, when she fell off the horse and was swept downstream.

Her friends were unable to rescue her. She has never been seen again and is presumed drowned, but her body was never located.

Sylvestre is originally from Albuquerque, New Mexico and previously worked as a school bus driver ...Read More
Last Seen: Sep 11, 1977
Victim Details

May 29, 2011

Jul 30, 2024

Mary

Sylvestre

84

37

65 inches

75 inches

160 lbs

180 lbs

American Indian / Alaska Native

Female

Sep 11, 1977

Palmer

Alaska

Matanuska-Susitna Borough

No

173

21569

Alaska State Troopers

Anchorage

Alaska

Anchorage Borough

99507

Malia Miller

Missing Persons Clearinghouse Manager

5700 East Tudor Road, Alaska

9072695511

State

Law Enforcement

G77001956

1977-09-12

Alaska State Troopers

Black

Brown

Brown

12/02/2025


Area Last Seen: