Cash was stolen when burglars got into a house through a patio door.
Police have appealed for witnesses to come forward following the break-in, which happened at the weekend at a house on Fairfield Road, Heckmondwike.
A police spokesperson said: "The incident happened between Friday, May 25, and Sunday, May 27, and saw an amount of money stolen from the address.
"Those responsible gained entry into the property via a rear patio door."
Witnesses are asked to call West Yorkshire Police on 101.