MONTCLAIR - An 82-year-old woman who had been reported missing was found dead Thursday.

Adelaida Serrano had last been seen on surveillance video leaving her apartment building on Walnut Street around 4:30 p.m. Monday.

Serrano’s body was reportedly found in a Montclair backyard. It was not clear how long she was there or how far away from her apartment she was.

Montclair police are investigating, but say that Serrano’s death does not appear to be suspicious.

The cause of death is pending the results of an autopsy.