Investigators say it was due to a child plahing with a lighter.
The cause of deck fire in Union Bridge Tuesday morning is labeled as accidental.
The Frederick County Fire Marshal's Office says 30 fire fighters were dispatched to 10,312 Fountain School Road at around 9:45 AM and found a deck on fire with an extension to the exterior of the home.
It took 30 fire fighters 10-minutes to bring the flames under control. No one was hurt.
Damage is estimated at $1,000.
The County Fire Marshal's office says the fire resulted from a child playing with a lighter.
The home is owned by Nathan and Jaime Hendrickson.