Riley married Amy Eliza Lane on Oct 5, 1876 in Boone Co., IN. They had 7 children:
1. Eliza "Lizzie" Ann DeLong Sullivan b. 1876. 2. David Ivan DeLong b. 1879. 3. Sarah "Sally" Mae DeLong June b. 1881. 4. (female) died infancy. 5. (female) died infancy. 6. Rose Arlene DeLong Reeves b. 1886. 7. (infant) b./d. abt 1888.
Amy was a sister to Riley's brother Richard's wife Mattie.
from Zionsville Times, Jan 29, 1892: RILEY DELONG Died suddenly at his home north west of town.
Lebanon Patriot, source year: 1892, month: Feb, day: 04, data on Riley Delong: died Wed. Jan 27th from consumption and buried at Eagle Village on Thurs (Zionsville News)
After Riley's death she married Albert Nelson Shull.