A homeowner and family of six were displaced after a fire Friday morning. At approximately 9:50 a.m., Cedar Falls Fire Rescue was dispatched to the 700 block of Bluff Street on a report of smoke and flames coming from a home. Crews found heavy black smoke coming from the south side of the residence. Crews made entry and extinguished the fire on the inside and outside of the home. The owner was not home at the time of the fire and there were no injuries. A dog was removed from the residence. The home sustained significant fire, smoke, and water damage. The cause of the fire is under investigation.