The Zanesville Fire Department is investigating what it's calling a suspicious fire at 1449 Crown Street.
It received the initial call around 5:15 p.m.
"We responded to a vacant house reportedly on fire. They had some damage to it. It had a room on the second floor on fire up there, " says Deputy Fire Chief Craig Stemm.
It's not known how the fire started yet, but it did cause some minor damage to the residence.
"No structural damage, but there was some damage inside, " says Stemm.
Zanesville Police Patrolman Phil Bollinger says his department is currently looking for three white males seen around the structure at the time of the fire. It's not known where these men were heading.
If you have any information, you are asked to call the Zanesville Police Department at 740-455-0700.