(KRON) -- A house fire in Santa Rosa Friday night spread to three other nearby homes, causing millions of dollars in damage, according to fire officials. The Santa Rosa Fire Department responded at 8:17 p.m. to a house at 2052 Pinercrest Dr. after neighbors called 911 to report the fire. Arriving f irefighters found “a well involved fire” and attempted to extinguish the exterior to make access inside. “The fire quickly spread into three other exposures igniting a total of four houses on fire,” SRFD stated. Photo: Santa Rosa Fire Department The fire had extended into the attics of the three surrounding residences, and crews began to pull sheetrock from ceilings to extinguish the blaze, according to fire officials. Ventilation holes were cut into the roofs while firefighters searched the homes to ensure all occupants made it outside. “Quick actions of neighbors and a quick response from Fire Personnel kept the fire from spreading to even more adjacent buildings,” SRFD wrote. “The fire was brought under control in approximately 40 minutes.” Two firefighters suffered minor injuries in the response. Nine residents were displaced, and officials said the fire caused an estimated $2 million in damage. The cause of the blaze is under investigation. ...read more read less