Residents of Mersea — Sub-district H, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 5 | ogle | ann | F | 40 | Anglican | Irish | Ireland | No Occupation Listed | 171 |
| 11 | ogle | catherine | F | 41 | Wesleyan Methodist | Irish | Quebec | No Occupation Listed | 169 |
| 10 | ogle | christopher | M | 46 | Wesleyan Methodist | Irish | Ireland | Farmers, general and nfs | 169 |
| 21 | ogle | ellen | F | 20 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 162 |
| 15 | ogle | harriet | F | 14 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 169 |
| 4 | ogle | john | M | 44 | Anglican | Irish | Ireland | Farmers, general and nfs | 171 |
| 20 | ogle | mary | F | 46 | Wesleyan Methodist | Irish | Ireland | No Occupation Listed | 162 |
| 22 | ogle | ruth | F | 15 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 162 |
| 13 | ogle | ruth | F | 19 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 169 |
| 12 | ogle | sarah | F | 21 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 169 |
| 14 | ogle | susan | F | 17 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 169 |
| 19 | ogle | william | M | 52 | Wesleyan Methodist | Irish | Ireland | Farmers, general and nfs | 162 |
| 23 | ogle | william | M | 10 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 162 |
| 16 | ogle | william | M | 11 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 169 |
| 5 | ompstead | daniel | M | 30 | Calvinistic Baptist | German | Ontario | Farmers, general and nfs | 70 |
| 15 | ompstead | henry | M | 22 | Calvinistic Baptist | German | Ontario | Farmers, general and nfs | 72 |
| 7 | ompstead | mary | F | 13 | Calvinistic Baptist | German | Ontario | No Occupation Listed | 70 |
| 6 | ompstead | pheba | F | 30 | Calvinistic Baptist | German | Ontario | No Occupation Listed | 70 |
| 8 | ompstead | willie | M | 7 | Calvinistic Baptist | German | Ontario | No Occupation Listed | 70 |
| 22 | orton | bismark | M | 10 | Reformed Baptist | English | Ontario | No Occupation Listed | 151 |
| 17 | orton | ceselia | F | 21 | Reformed Baptist | English | Ontario | No Occupation Listed | 151 |
| 18 | orton | dorcan | M | 20 | Reformed Baptist | English | Ontario | No Occupation Listed | 151 |
| 20 | orton | emma | F | 14 | Reformed Baptist | English | Ontario | No Occupation Listed | 151 |
| 16 | orton | mariah | F | 40 | Reformed Baptist | Irish | Ontario | No Occupation Listed | 151 |
| 21 | orton | thadeus | M | 12 | Reformed Baptist | English | Ontario | No Occupation Listed | 151 |
| 19 | orton | vanburan | M | 18 | Reformed Baptist | English | Ontario | No Occupation Listed | 151 |
| 18 | otter | dan | M | 40 | Anglican | Irish | Ontario | No Occupation Listed | 43 |