Garfield not listed in any city directories before 1911 when the first three residents built on the 800 block.
Source: 1916 Rockford City Directory
906 Garfield Ave
Garfield Ave, 906
DeWitt F Stearns (Bess T) v-pres and sec Doerr Bros candy mfgrs , Mrs. Margaret Tinsley (wid Thomas)
Source: 1920 City Directory
Garfield Ave, 906
Thomas O’Neill, qifw Bridget, machinist Rockford Drilling Machine Co. r 906 Garfield
Source: 1915 Rockford City Directory