Koon House No. 1

The Koon House No. 1 is a historic house at U.S. Highway 167 and Grant County Road 523 in Sheridan, Arkansas. It is a single story structure, built out of small logs split in half and set facing round side out and smooth side in. Its front facade is dominated by a projecting gable-roofed porch. The house was built in 1940 by Hillary Henry "Pappy" Koon, and is one of several houses built in this distinctive manner in the area by Koon.

The house was listed on the National Register of Historic Places in 1999.