On September 28, 1904, at Hustonville, he married Miss Mary Allene Carpenter, daughter of T. L. and Abbie (Riffe) Carpenter, the latter now deceased. Her father for many years was a farmer in the Hustonville community and is now living retired at Newcastle, Indiana. Mr. and Mrs. Montgomery have two children: Morris Carpenter, born April 1, 1907, and Abbie Riffe, born May 18, 1911.