Battlefords RCMP say they are investigating reports of 12 stolen vehicles over the last 48 hours throughout the city and rural area.
Police say in each case, the owners had left the keys inside the vehicles.
Of the 12 stolen 11 have been recovered, many of them severely damaged or burnt.
Police urge the public to lock up their belongings, not to leave items of value laying around and remove all keys from inside vehicles.
A youth is in custody in relation to the vehicle thefts and charges are pending.