Authorities responded to the 100 block of North Eucalyptus Avenue at about 9 a.m. and found a mobile home fully engulfed by flames. The homes on either side of the structure and two cars were also on fire.
Fire crews were able to gain control of the blaze within 20 minutes.
No one was injured in the incident. The cause of the fire is under investigation. Authorities say damage estimates are about $400,000.