Residents of Essa — Sub-district F, surnames I (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 1 | ingham | alfred | M | 17 | Anglican | English | Ontario | No Occupation Listed | 257 |
| 21 | ingham | anny | F | 24 | Anglican | English | England | No Occupation Listed | 198 |
| 23 | ingham | edward | M | 54 | Anglican | English | England | Farmers, general and nfs | 257 |
| 22 | ingham | edwin | M | 32 | Methodist | English | England | No Occupation Listed | 199 |
| 21 | ingham | elizabeth | F | 47 | Anglican | Irish | Ontario | No Occupation Listed | 178 |
| 16 | ingham | elizabeth | F | 38 | Methodist | English | England | No Occupation Listed | 197 |
| 23 | ingham | ellen | F | 30 | Methodist | English | Scotland | No Occupation Listed | 199 |
| 19 | ingham | fanny | F | 27 | Anglican | English | England | No Occupation Listed | 198 |
| 2 | ingham | florence | F | 9 | Anglican | English | Ontario | No Occupation Listed | 257 |
| 1 | ingham | frances | F | 12 | Anglican | English | Ontario | No Occupation Listed | 178 |
| 3 | ingham | frederick | M | 8 | Anglican | English | Ontario | No Occupation Listed | 178 |
| 20 | ingham | george | M | 61 | Anglican | English | England | Farmers, general and nfs | 178 |
| 3 | ingham | hariet | F | 6 | Anglican | English | Ontario | No Occupation Listed | 257 |
| 24 | ingham | james | M | 16 | Anglican | English | Ontario | No Occupation Listed | 178 |
| 15 | ingham | james | M | 39 | Methodist | English | England | Construction workers nec | 197 |
| 5 | ingham | john | M | 55 | Anglican | English | England | Farmers, general and nfs | 179 |
| 25 | ingham | john | M | 19 | Anglican | English | Ontario | No Occupation Listed | 257 |
| 4 | ingham | joseph | M | 64 | Anglican | English | England | No Occupation Listed | 257 |
| 22 | ingham | martha | F | 23 | Anglican | English | Ontario | No Occupation Listed | 178 |
| 18 | ingham | mary | F | 63 | Anglican | English | England | No Occupation Listed | 198 |
| 24 | ingham | mary | F | 0 | Methodist | English | Ontario | No Occupation Listed | 199 |
| 24 | ingham | mary | F | 50 | Anglican | English | Ontario | No Occupation Listed | 257 |
| 23 | ingham | rebecca | F | 19 | Anglican | English | Ontario | No Occupation Listed | 178 |
| 17 | ingham | richard | M | 67 | Anglican | English | England | No Occupation Listed | 198 |
| 2 | ingham | samuel | M | 10 | Anglican | English | Ontario | No Occupation Listed | 178 |
| 4 | ingham | sarah | F | 4 | Anglican | English | Ontario | No Occupation Listed | 178 |
| 25 | ingham | thomas | M | 14 | Anglican | English | Ontario | No Occupation Listed | 178 |
| 20 | ingham | william | M | 20 | Anglican | English | England | Construction workers nec | 198 |
| 25 | irving | agness | F | 14 | Presbyterian | Scottish | Ontario | No Occupation Listed | 115 |
| 19 | irving | david | M | 50 | Presbyterian | Scottish | Scotland | Farmers, general and nfs | 115 |
| 23 | irving | jane | F | 18 | Presbyterian | Scottish | Ontario | No Occupation Listed | 115 |
| 1 | irving | john | M | 12 | Presbyterian | Scottish | Ontario | No Occupation Listed | 115 |
| 22 | irving | jonathan | M | 20 | Presbyterian | Scottish | Ontario | No Occupation Listed | 115 |
| 21 | irving | margaret | F | 22 | Presbyterian | Scottish | Ontario | No Occupation Listed | 115 |
| 24 | irving | mary | F | 16 | Presbyterian | Scottish | Ontario | No Occupation Listed | 115 |
| 20 | irving | matilda | F | 50 | Presbyterian | Irish | Ireland | No Occupation Listed | 115 |
| 2 | irving | william | M | 10 | Presbyterian | Scottish | Ontario | No Occupation Listed | 115 |
| 17 | irwin | agness | F | 16 | Presbyterian | Irish | Ontario | No Occupation Listed | 195 |
| 20 | irwin | caroline | F | 11 | Presbyterian | Irish | Ontario | No Occupation Listed | 195 |
| 15 | irwin | cathrine | F | 23 | Presbyterian | Irish | Ontario | No Occupation Listed | 7 |
| 17 | irwin | charles | M | 14 | Presbyterian | Irish | Ontario | No Occupation Listed | 4 |
| 6 | irwin | david | M | 19 | Presbyterian | Scottish | Ontario | No Occupation Listed | 42 |
| 19 | irwin | david | M | 13 | Presbyterian | Irish | Ontario | No Occupation Listed | 195 |
| 13 | irwin | elisabeth | F | 66 | Presbyterian | Irish | Ireland | No Occupation Listed | 7 |
| 18 | irwin | elisabeth | F | 14 | Presbyterian | Irish | Ontario | No Occupation Listed | 195 |
| 21 | irwin | elizabeth | F | 32 | Presbyterian | Irish | Ontario | No Occupation Listed | 265 |
| 22 | irwin | elizabeth | F | 10 | Presbyterian | Irish | Ontario | No Occupation Listed | 265 |
| 24 | irwin | esther | F | 3 | Presbyterian | Irish | Ontario | No Occupation Listed | 195 |
| 13 | irwin | hannah | F | 53 | Presbyterian | Irish | Ireland | No Occupation Listed | 4 |
| 16 | irwin | hannah | F | 16 | Presbyterian | Irish | Ontario | No Occupation Listed | 4 |
| 7 | irwin | hannah | F | 14 | Presbyterian | Scottish | Ontario | No Occupation Listed | 42 |
| 21 | irwin | isaac | M | 10 | Presbyterian | Irish | Ontario | No Occupation Listed | 195 |
| 17 | irwin | isabella | F | 28 | Presbyterian | Irish | Ontario | No Occupation Listed | 8 |
| 12 | irwin | james | M | 73 | Presbyterian | Irish | Ireland | Farmers, general and nfs | 4 |
| 14 | irwin | james | M | 22 | Presbyterian | Irish | Ontario | Farmers, general and nfs | 4 |
| 14 | irwin | james | M | 22 | Presbyterian | Irish | Ireland | Farmers, general and nfs | 195 |
| 20 | irwin | james | M | 33 | Presbyterian | Irish | Quebec | Farmers, general and nfs | 265 |
| 23 | irwin | james | M | 9 | Presbyterian | Irish | Ontario | No Occupation Listed | 265 |
| 3 | irwin | john | M | 62 | Presbyterian | Scottish | Ireland | Farmers, general and nfs | 42 |
| 4 | irwin | margaret | F | 51 | Presbyterian | Irish | Ireland | No Occupation Listed | 42 |
| 5 | irwin | margaret | F | 21 | Presbyterian | Scottish | Ontario | No Occupation Listed | 42 |
| 13 | irwin | margaret | F | 43 | Presbyterian | Irish | Ireland | No Occupation Listed | 195 |
| 24 | irwin | margret | F | 3 | Presbyterian | Irish | Ontario | No Occupation Listed | 265 |
| 16 | irwin | martha | F | 17 | Presbyterian | Irish | Ontario | No Occupation Listed | 195 |
| 18 | irwin | mary | F | 6 | Presbyterian | Irish | Ontario | No Occupation Listed | 8 |
| 15 | irwin | mary | F | 59 | Presbyterian | Irish | Ireland | No Occupation Listed | 47 |
| 14 | irwin | rachel | F | 28 | Presbyterian | Irish | Ontario | No Occupation Listed | 7 |
| 15 | irwin | robert | M | 19 | Presbyterian | Irish | Ontario | No Occupation Listed | 195 |
| 12 | irwin | samuel | M | 49 | Presbyterian | Irish | Ireland | Farmers, general and nfs | 195 |
| 15 | irwin | sarah | F | 20 | Presbyterian | Irish | Ontario | No Occupation Listed | 4 |
| 8 | irwin | sarah | F | 12 | Presbyterian | Scottish | Ontario | No Occupation Listed | 42 |
| 22 | irwin | sarah | F | 9 | Presbyterian | Irish | Ontario | No Occupation Listed | 195 |
| 12 | irwin | william | M | 69 | Presbyterian | Irish | Ireland | Farmers, general and nfs | 7 |
| 16 | irwin | william | M | 39 | Presbyterian | Irish | Ontario | Farmers, general and nfs | 8 |
| 19 | irwin | william | M | 3 | Presbyterian | Irish | Ontario | No Occupation Listed | 8 |
| 25 | irwin | william | M | 28 | Presbyterian | Irish | Ontario | Farmers, general and nfs | 118 |
| 23 | irwin | william | M | 7 | Presbyterian | Irish | Ontario | No Occupation Listed | 195 |
| 19 | irwin | willis | M | 24 | Presbyterian | Irish | Ontario | Servants nfs | 136 |