1860 Census
Ferguson     Mary            41  Female  Irel   IA      Jones Clay Twp
Furgerson    John            44  Male    Oh     IA      Jones Hale Twp
Fergurson    Elijah          53  Male    Ky     IA      Jones Oxford Twp
Fergason     Anna            1   Female  Ia     IA      Jones Washington Twp
1870 Census
Ferguson     Duncan          43  Male    Cana   IA      Jones Anamosa & Fairview
Ferguson     W F             16  Male    In     IA      Jones Hale
Furgeson     Aann            11  Female  Ia     IA      Jones Washington Twp
1900 Census
Ferguson        James A          74  Male    Ia      IA      Jones 3-Wd Monticello
Ferguson        Walter P         43  Male    Tn      IA      Jones 3-Wd Monticello
Ferguson        James            36  Male    Nj      IA      Jones Fairview
Furguson        Frank            34  Male    Ny      IA      Jones Fairview Twp
Ferguson        Frank J          41  Male    Ia      IA      Jones Fairview Twp
Ferguson        Sylia            22  Female  Ia      IA      Jones Greenfield
1910 Census
Ferguson        Abbie            44  Female  Ia      IA      Jones 3-Wd Monticello
Ferguson        Walter P         58  Male    Ia      IA      Jones 3-Wd Monticello
Fergusson       E Mary           69  Female  Mi      IA      Jones 4-Wd Anamosa
1920 Census
Ferguson        Larie E          75  Female  Ia      IA      Jones 3-Wd; Anamosa; Fairview
Ferguson        Alvina           48  Female  Ia      IA      Jones 3-Wd; Monticello; Lovell
Ferguson        Mary E           79  Female  Mi      IA      Jones 4-Wd; Anamosa; Fairview