Residents of Brockville, East Ward—Quartier — Sub-district E, surnames Y (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 20 | york | bernard | M | 13 | Roman Catholic | Irish | Ontario | No Occupation Listed | 86 |
| 15 | york | catharin | F | 40 | Roman Catholic | Irish | Ontario | No Occupation Listed | 86 |
| 14 | york | edward | M | 54 | Roman Catholic | Irish | Ireland | Engineers (US) nfs | 86 |
| 22 | york | edward | M | 6 | Roman Catholic | Irish | Ontario | No Occupation Listed | 86 |
| 21 | york | ellen | F | 8 | Roman Catholic | Irish | Ontario | No Occupation Listed | 86 |
| 19 | york | henrietta | F | 16 | Roman Catholic | Irish | Ontario | No Occupation Listed | 86 |
| 16 | york | john | M | 23 | Roman Catholic | Irish | Ontario | Engineers (US) nfs | 86 |
| 17 | york | margrate | F | 21 | Roman Catholic | Irish | Ontario | Dressmakers | 86 |
| 23 | york | margrate | F | 1 | Roman Catholic | Irish | Ontario | No Occupation Listed | 86 |
| 18 | york | william | M | 18 | Roman Catholic | Irish | Ontario | Barbers | 86 |
| 7 | young | james | M | 26 | Presbyterian | Irish | Ireland | No Occupation Listed | 343 |
| 8 | young | sophia | F | 50 | Roman Catholic | Blank | — | No Occupation Listed | 343 |