Residents of Verulam — Sub-district E, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 21 | oakley | jennet | F | 95 | Free Kirk/Kirk | Scottish | Scotland | No Occupation Listed | 19 |
| 6 | oliver | alfred | M | 1 | Methodist | English | Ontario | No Occupation Listed | 159 |
| 23 | oliver | cecil | M | 5 | Anglican | English | Ontario | No Occupation Listed | 14 |
| 11 | oliver | david | M | 10 | Methodist | English | Ontario | No Occupation Listed | 204 |
| 14 | oliver | eda | F | 2 | Methodist | English | Ontario | No Occupation Listed | 204 |
| 3 | oliver | elijah | M | 55 | Methodist | English | England | Farmers, general and nfs | 204 |
| 10 | oliver | grace | F | 12 | Methodist | English | Ontario | No Occupation Listed | 204 |
| 18 | oliver | hannah | F | 55 | Methodist | English | England | No Occupation Listed | 225 |
| 21 | oliver | henry | M | 41 | Anglican | English | England | No Occupation Listed | 14 |
| 6 | oliver | henry | M | 22 | Methodist | English | Ontario | Farmers, general and nfs | 204 |
| 12 | oliver | james | M | 7 | Methodist | English | Ontario | No Occupation Listed | 204 |
| 4 | oliver | john | M | 28 | Methodist | English | Ontario | Carpenters | 159 |
| 22 | oliver | josephine | F | 26 | Anglican | English | England | No Occupation Listed | 14 |
| 19 | oliver | lijah | M | 21 | Methodist | English | Ontario | Farmers, general and nfs | 225 |
| 20 | oliver | liza | F | 20 | Methodist | English | Ontario | No Occupation Listed | 225 |
| 24 | oliver | mabel | F | 3 | Anglican | English | Ontario | No Occupation Listed | 14 |
| 4 | oliver | mary | F | 45 | Methodist | English | England | No Occupation Listed | 204 |
| 22 | oliver | minervy | F | 14 | Methodist | English | Ontario | No Occupation Listed | 225 |
| 8 | oliver | richard | M | 16 | Methodist | English | Ontario | Farmers, general and nfs | 204 |
| 13 | oliver | samuel | M | 5 | Methodist | English | Ontario | No Occupation Listed | 204 |
| 5 | oliver | sharlet | F | 18 | Methodist | Irish | Ontario | No Occupation Listed | 159 |
| 21 | oliver | sizie | F | 16 | Methodist | English | Ontario | No Occupation Listed | 225 |
| 5 | oliver | thomas | M | 24 | Methodist | English | Ontario | Farmers, general and nfs | 204 |
| 17 | oliver | thomas | M | 57 | Methodist | English | England | Farmers, general and nfs | 225 |
| 9 | oliver | westly | M | 14 | Methodist | English | Ontario | Farmers, general and nfs | 204 |
| 7 | oliver | william | M | 18 | Methodist | English | Ontario | Farmers, general and nfs | 204 |