Residents of Port Dover, Village — Sub-district E, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 21 | oaks | berth | F | 12 | Anglican | English | Ontario | No Occupation Listed | 209 |
| 20 | oaks | jane | F | 31 | Anglican | English | Ontario | No Occupation Listed | 209 |
| 3 | olds | catharine | F | 80 | Methodist | Blank | United States | No Occupation Listed | 149 |
| 4 | olds | david | M | 41 | Methodist | American | Ontario | Carpenters | 69 |
| 14 | olds | elizabeth | F | 30 | Methodist | English | Ontario | No Occupation Listed | 183 |
| 5 | olds | mary | F | 40 | Methodist | American | United States | No Occupation Listed | 69 |
| 7 | olds | maud | F | 5 | Methodist | American | Ontario | No Occupation Listed | 69 |
| 15 | olds | stacy | M | 14 | Methodist | Blank | Ontario | No Occupation Listed | 183 |
| 6 | olds | waldo | M | 12 | Methodist | American | Ontario | No Occupation Listed | 69 |
| 13 | olds | walter | M | 53 | Evangelical Family, n.e.c | Blank | Ontario | Carpenters | 183 |
| 10 | oxley | edwin | M | 21 | Anglican | English | England | Carpenters | 226 |