Mandurah detectives are investigating a series of home burglaries across Dudley Park, Erskine, Halls Head and Silver Sands, believed to be committed by juveniles.
A police spokesperson said the incidents have happened over the past 10 days.
A group of offenders entered a Dudley Park and stole various items between 4.15am and 5am on Wednesday.
Detectives believe the same group could be involved in several other recent burglaries between 9pm and 5am in the suburbs of Dudley Park, Halls Head, Erskine and Silver Sands.
Detectives have CCTV footage and believe the suspects are juveniles or young adults.
Anyone with any information relating to these incidents or who can identify any of the group are asked to call Crime Stoppers on 1800 333 000 or report online at www.crimestopperswa.com.au.
All reports to Crime Stoppers can be made anonymously and rewards are available.