Officers were sent to the address after the call was recorded as a hang up and a return call got static.
Inside, they found the wreckage, including potentially toxic mold, from a pipe that apparently burst during the winter.
Town officials say the interior may have to be gutted.
Police couldn't immediately locate owner James Cowen. His cousin, William Cowen, said he's not worried. He says James was left financially secure by his father and often travels.