In the 1895 Minnesota State Census (10 June) Edmund K. Barnum, age 14, was enumerated together with his father in Saint Paul.
In the 1900 US Census for District 0227, Olympia, Thurston County, Washington (20-26 June) E.K. Barnum was enumerated with the family of his aunt and uncle, Edmund and Ella F. Rice.
On 12 September 1918 he registered for the WWI draft in Seattle, Washington. He listed his age as 36, his occupation as electrical and civil engineer and his nearest relative as his wife, Mrs. E.K. Barnum.
In the 1920 US Census for District 68, Auberry, Fresno County, California (10 January) the family of Edmund K. Barnum was enumerated as follows:
San Joaquin Power & Light Camp No. 1
Family #7
Barnum, Edmund; Head; Renting home; Male; White; 38; Married; Able to read and write; b. Minnesota; Father b.Alabama; Mother b. Virginia; Able to speak English; Electrical engineer; San Jose Power & Light Company; Wage worker
Barnum, Maisie; Wife; Female; White; 30; Married; Able to read and write; b. Montana; Father b. Pennsylvania; Mother b. Vermont; Able to speak English; No trade or occupation
Barnum, Nancy; Daughter; Female; White; 1 month; Single; b. Washington, Father b. Minnesota; Mother b. Montana
On 12 June 1920 Canadian Immigration listed Edmund as arriving at the port of Waneta, British Columbia, Canada. He gave his reason for entry as sawmill business.
In 1926 and 1927 Edmund and Maisie appeared in the city directory for Fresno, California, where he was listed as a civil engineer.
In the 1930 US Census for Oakland, Alameda County, California (2 April) the family of Edmund Barnum was enumerated as follows:
Dwelling #33; Family #33 (362 Jayne)
Barnum, Edmund K.; Head; Rents non-farm home for $65 per month; Owns radio; Male; White; 47; Married at age 30; Able to read and write; b. Minnesota; Father b. Alabama; Mother b. Georgia; Able to speak English; Civil engineer; Public works; At work previous regular work day; Veteran of the Spanish-American War
Barnum, Maisie W.; Wife; Female; White; 40; Married at age 23; Able to read and write; b. Montana; Father b. Pennsylvania; Mother b. Vermont; Able to speak English; No trade or occupation
Barnum, Nancy V.; Daughter; Female; White; 10; Single; Attended school during the census year; Able to read and write; b. Washington; Father b. Minnesota; Mother b. Montana; Able to speak English; No trade or occupation
Wieder, Ettie L.; Mother-in-law; Female; White; 62; Widowed; Able to read and write; b. Vermont; Father b. Vermont; Mother b. Irish Free State; Able to speak English; No trade or occupation
Boyer, Charles A.; Father-in-law; Male; White; 60; Widowed; Able to read and write; b. Ohio; Both parents b. United States; Able to speak English; Salesman; Dry goods; Wage worker; At work on previous regular work day
In the 1940 US Census for Martinez, Contra Costa County, California (8 April 1940) Edmund was enumerated living with his daughter and son-in-law, as follows:
Martinez Auto Camp
Dwelling#: 2703 Alhambra, Unit 10; Family#: T10; Unit rented for $27 per month
Bullock, John G.; Head; Male; White; 24; Married; Highest school grade H4; b. Oregon; Residence on 1 April 1935 - Portland, Multnomah, Oregon; At work on last regular work day; Laborer; Private construction company; PW; Worked 22 weeks during census year; Earned $550 during census year; Received no income other than monetary wages
Bullock, Nancy V.; Wife; Female; White; 20; Married; Highest school grade H4; b. Washington; Residence on 1 April 1935 - Longview, Cowlitz, Washington; Received no income other than monetary wages
Barnum, Edmund K.; Father-in-law; Male; White; 59; Widowed; Highest school grade H4; b. Minnesota; Residence on 1 April 1935 - Yountville, Napa, California; Received income other than monetary wages
In 1941 he registered for the WWII draft, listing his address as the Veterans Home, Napa, California; his age as 60 and his status as unemployed.
California, Death Index, 1940-1997. Name: Edmund Kirby Barnum; Gender: Male; Birth Date: 17 May 1882; Birth Place: Minnesota; Death Date: 29 Dec 1957; Death Place: Napa; Mother's Maiden Name: Thompson; Father's Surname: Barnum.
Birth: May 17, 1881; Death: Dec. 29, 1957. Appl, US Navy. Burial: Golden Gate National Cemetery, San Bruno, San Mateo County, California, USA. Plot: V, 0, 2166.