In the 1880 USCensus for Callahan Ranch South Township, Siskiyou County, California the family of Richard M. Hayden was enumerated as follows:
Dwelling #173; Family #173
Hayden, Richard M.; W; M; 39; Married; Hotel keeper; b. Maine; Father b. Maine; Mother b. Massachusetts
Hayden, Rosy L.; W; F; 28; Wife; Married; Keeping home; b. Missouri; Both parents b. New York
Hayden, N. Hesseltine; W; F; 1; Daughter; Single; b. California; Father b. Maine; Mother b. Missouri
Fador, Nellie M.; W; F; 11; Niece; Single; b. California; Father b. Maine; Mother b. Canada
Samon, Mary; W; F; 19; Servant; Single; Chamber maid; b. California; Both parents b. Ireland
Ah Won; C; M; 40; Servant; Single; Cook hotel; b. China; Both parents b. China
Ah Bang; C; M; 60; Servant; Single; Servant; b. China; Both parents b. China
Rutherford, N. J.; W; M; 23; Boarder; Single; Farm hand; b. Illinois; Both parents b. Illinois
Look, R. B.; W; M; 19; Employee; Single; Clerk hotel; b. Ohio; Both parents b. Ohio
Hossler, P. B.; W; M; 46; Barder; Single; Carpenter; b. New York; Both parents b. New York
Loring, Fred H.; W; M; 31; Boarder; Married; General merchandising; b. Maine; Both parents b. Maine
Loring, Bessie M.; W; F; 26; Boarder; Married; b. Maine; Both parents b. Maine
Murrey, E.; W; M; 27; Boarder; Single; Hatter; b. Texas; Both Parents b. Tennessee
In the 1900 US Census for Callahan Township, Siskiyou County, California the family of Richard M. Hayden was enumerated as follows:
Dwelling #21; Family #21
Hayden, Richard M.; Head; W; M; b. May 1849; 59, Married 24 years; b. Maine; Father b. Maine; Mother b. Massachusetts; Farmer; Employed full year; Can read. write and speak English; Owns farm home with mortgage; Farm Schedule 4
Hayden, Rosa; Wife; W; F; b. Jan. 1852; 48; Married 24 years, Mother of 4 children; 4 children living; b.Missouri; Both parents b. New York; Can read. write and speak English
Hayden, Hazle A. [sic]; Daughter; W; F; b. May 1879, 21, Single; b. California; Father b. Maine; Mother b. Missouri; At school; Attended school 8 months within the year; Can read, write and speak English
Hayden, Richard N.; Son; W; M; b. July 1884; 15; Single; b. California; Father b. Maine; Mother b. Missouri; At school; Attended school 8 months within the year; Can read, write and speak English
Hayden, Charles A.; W; M; Son; b. June 1887; 12; Single; b. California; Father b. Maine; Mother b. Missouri; At school; Attended school 8 months within the year; Can read, write and speak English
Hayden, Nerva; Son; W; M; b. June 1892; 7; Single; b. California; Father b. Maine; Mother b. Missouri
Barnum, Cora A., Niece; W; F; b Apr. 1882; 18; Single; b. California; Father b. Missouri; Mother b. Iowa; Servant; Employed full year; Can read, write and speak English
McGwire, M. J.; Boarder; W; M; b. Feb. 1835; 65; Single; b. Pennsylvania; Both parents b. Pennsylvania; Salesman; Unemployed 6 months within the year; Can read, write and speak English
Idal, Robert D.; Boarder; W; M; b. Aug. 1881; 18; Single; b. Virginia; Father b. North Carolina; Mother b. Virginia; Day laborer; Unemployed 5 months within the year; Can read, write and speak English
Cook, John; Boarder; W; M; b. June 1877; 22; Single; b. Oregon; Father b. Ohio; Mother b. Oregon; Day laborer; Unemployed 3 months within the year; Can read, write and speak English