1850 Census - Butler County, Pennsylvania
South Butler Town - 30 Sep 1850

  153 153
  Thos. Gray   31 M Farmer Penn
  Elizabeth A. 33 F        Penn
  Christina     8 F        Penn
  Mary          5 F        Penn
  John          3 M        Penn
  Henry C.   7/12 M        Penn

  154 154
  Jacob Sarver 23 M Laborer Penn [married within year]
  Emily        24 F         Penn [married within year]

  155 155
  John Gray    23 M        Penn
  Ann          24 F        Penn

1860 Census - Butler County, Pennsylvania
Connoquenessing - 13 June 1860

  159 138
  Thos. Gray   40 M Powder Maker 900 275 Penn
  Mary         15 F                      Penn
  John A.      12 M                      Penn
  Henry C.     10 M                      Penn
  Thomas D.     3 M                      Penn
  Sarah H.      2 F                      Penn

1870 Census - Butler County, Pennsylvania
Connoquenessing - 14 June 1870

  111 113
  Thomas Gray      50 M W Farmer         Penn
  Ellen M. Gray    39 F W                Penn
  Thomas D. Gray   13 M W                Penn
  Sarah H. Gray    12 F W                Penn
  112 114
  Martha Gray      74 F W Keeping House  Penn
  114 116
  Jacob N. Ziegler    33 M W Farmer 5000 1000 Penn
  Elizabeth           28 F W                  Penn
  Samuel A.            9 M W                  Penn
  Mary A.              7 F W                  Penn
  Zens E.              5 M W                  Penn
  Daniel W.            1 M W                  Penn
  Henry C. Gray       20 M W Farm Labourer    Penn

1880 Census - Butler County, Pennsylvania
Connoquenessing - 18 June 1880

  1 1
  Gray, Thomas   W M 60      Farmer Penn Penn Penn
  Ellen          W F 49 Wife        Penn Germ Penn
  Sarah H.       W F 22 Dau         Penn Penn Penn
  2 2
  Gray, Henry    W M 32      Farmer Penn Penn Penn
  Nancy          W F 20 Wife        Penn Penn Penn
  Sarah D.       W F  4 Dau         Penn Penn Penn
  Ellen          W F  1 Dau         Penn Penn Penn
  Shah, Thomas   W M 72 Bdr  Pauper Penn Penn Penn