UPDATE:  A 5,000 square foot home under construction on Sitton Mills Place is destroyed by fire early Wednesday morning. 

A neighbor saw the fire and called 9-1-1. By the time fire crews got there the house was engulfed in flames. 

Fire officials say the house sits about 1,000 feet off the roadway and had burned for quite a while before anyone discovered it. 

The cause of the fire is not known at this time.  

No injuries are reported. 

PREVIOUS STORY: Walden's Ridge firefighters along with Hamilton County firefighters battle a second house fire on Signal Mountain.

The call came in around 5:45 Wednesday morning and at 6:30 a.m. crews were still on the scene battling the blaze. 

We are working to learn more and will update this story as information becomes available.