1900 Census
Ferguson        David            57  Male    Scot    WA      Clallam 1-Wd Port Angeles
1910 Census
Ferguson        David            65  Male    Scot    WA      Clallam 1-Wd Port Angeles
Ferguson        Margeratt        23  Female  Cana    WA      Clallam 1-Wd Port Angeles
Ferguson        Archibald        61  Male    Cana    WA      Clallam 6-Wd Port Angeles
Ferguson        John A           65  Male    Cana    WA      Clallam 6-Wd Port Angeles
Ferguson        Walter L         50  Male    Sc      WA      Clallam Mora Pct
1920 Census
Ferguson        David            75  Male    Scot    WA      Clallam 1-Wd; Port Angeles
Ferguson        Onnie M          56  Male    Ny      WA      Clallam 2-Wd; Port Angeles
Fergueson       Don              21  Male    Ny      WA      Clallam 6-Wd; Port Angeles
Farguson        John A           76  Male    Cana    WA      Clallam Bellview
Ferguson        Walter L         61  Male    Sc      WA      Clallam Euright
Ferguson        Charles D        46  Male    Mo      WA      Clallam Forks