In the 1910 US Census for Ashland, Newaygo County, Michigan she was enumerated as follows:
Dwelling #118; Family #118
Barnum, Bertha; Head; F; W; 47; Single; b. Michigan; Father b. New York; Mother b. Ohio; Speaks English; Garderner; Garden; Works for own account; Employed full year; Can read and write; Owns farm home free of mortgage; Farm Schedule 111
Note: The family of her brother Edgar was living next door.
Death: 1930. Burial: Ashland Center Cemetery, Grant, Newaygo County, Michigan, USA. Plot: Block A, Lot 2, Grave #1.