Kirby Delauter is the son of Russell and Marlene Delauter. He resides in Thurmont, Maryland, with his wife Tina. They have four children: Maureen a graduate of Highpoint University in Highpoint, NC, lives in Thurmont with her husband Blaine Schildt; William a graduate of Virginia Tech; Emily a student at Salisbury University in the nursing program, and Sam a student at Slippery Rock University.

Kirby was raised in Frederick County, graduated from Catoctin High School and is a veteran of the U.S. Army. He worked within the construction industry and in 1993, purchased the family business W.F. Delauter and Son, Inc. The business was started in 1955 by Kirby’s grandfather Willie F. Delauter and his father Russell Delauter. The business continues to operate today doing projects in Maryland, Pennsylvania, and Virginia.

Kirby also has served on the Thurmont Police Commission and as Chairman of the Thurmont Board of Appeals.