Notes:
Data Source was William W. Mumma. Some information was compiled in 1912 by his mother. Additional information came from the notebook of his niece, Stella M. Mumma.
Listed in the 1900 census under the name of "ELIAS MUMAH", East Hanover Township, Dauphin County, PA, Enumeration dist 38, page 57.
1900 Census, PA, Dauphin Co., East Hanover Twp., 5th June, p. 57A, dwelling 79
Mumah, Elias, head, Dec 1868, 31, m: 12 yrs, b: PA/PA/PA, farmer
" , Annie, wife, Sept 1868, 31, m: 12 yrs, 7 children, 6 living, b: PA/PA/PA
" , Virgie, dau, dec 1890, 9, b: PA/PA/PA
" , Leroy, son, July 1893, 6, b: PA/PA/PA
" , Lillian, dau, Feb 1897, 3, b: PA/PA/PA
" , Vesta, dau, Nov 1898, 1, b: PA/PA/PA
" , Elias, son, Feb 1900, 3/12, b: PA/PA/PA
[ The census lists Annie as having had 7 children, 6 living. By this date she had borne 9 children, but 2 were stillborn and 1 died during childbirth. Possibly the census taker or Annie didn't consider stillborn children as "live births" and were not included in the count.]
1910 Census, PA, Dauphin Co., East Hanover Twp., 4th May, p. 186, dwelling 193
Mumma, Elias, head, 41, m1 23 yrs, b: PA/PA/PA, Home farm
" , Annie E., wife, 41, m1 23 yrs, 11 children, 8 living, b: PA/PA/PA
" , Virgie E., dau, 20, single, b: PA/PA/PA
" , Leroy R., son, 16, single, b: PA/PA/PA
" , Lillian H., dau, 13, single, b: PA/PA/PA
" , Elias J., son, 10, single, b: PA/PA/PA
" , Sylvia C., dau, 5, single, b: PA/PA/PA
" , Theba M., dau, 7/12, single, b: PA/PA/PA
1920 Census, PA, Lebanon Co., Palmyra Twp., East Pct., 5th Jan., 428 N. Railroad Street, dwelling 43
Mumma, Elias, head, owns, 51, b: PA/PA/PA, carpenter, house
" , Annie E., wife, 51, b: PA/PA/PA
" , Elias J., son, 19, b: PA/PA/PA, laborer, working out
" , Sylvia C., dau, 14, b: PA/PA/PA
" , Theva, dau, 10, b: PA/PA/PA
" , Annie M., dau, 6, b: PA/PA/PA
1930 Census, PA, Lebanon Co., Palmyra Twp., 428 Railroad St., dwelling 598
Mumma, Elias Sr., head, owns, $5500, has radio, 60 m @ age 19, b: PA/PA/PA, carpenter, houses, etc.
" , Annie E., wife, 60, m: @ age 19, b: PA/PA/PA
" , Elias J., Jr., son, 30, single, b: PA/PA/PA, cutter, shoe factory
" , Theba M., dau, 20, single, b: PA/PA/PA, stitcher, shoe factory
" , Anna M. dau, 16, single, b: PA/PA/PA