Residents of Mount Forest, Town—Ville — Sub-district E, surnames J (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 19 | j sherwood | ella | F | 0 | Episcopal Methodist | Canadian | Ontario | No Occupation Listed | 41 |
| 10 | jack | agnep | F | 29 | Baptist | Scottish | Ontario | No Occupation Listed | 235 |
| 20 | jack | anne | F | 53 | Presbyterian | Scottish | Scotland | No Occupation Listed | 353 |
| 9 | jack | george | M | 35 | Baptist | Scottish | Scotland | Labourers nfs | 235 |
| 11 | jack | jennett | F | 14 | Baptist | Scottish | Ontario | No Occupation Listed | 235 |
| 19 | jack | john | M | 50 | Presbyterian | Scottish | Scotland | Farmers, general and nfs | 353 |
| 3 | jack | margret | F | 75 | Presbyterian | Scottish | Scotland | No Occupation Listed | 126 |
| 1 | jack | margret | F | 8 | Presbyterian | Scottish | Ontario | No Occupation Listed | 397 |
| 8 | jemison | alexander | M | 21 | Presbyterian | Scottish | Ontario | Dealer, merchant etc. (Wholesale & retail trade) | 85 |
| 7 | jemison | ann | F | 55 | Presbyterian | Scottish | Scotland | No Occupation Listed | 85 |
| 19 | jemison | elizabeth | F | 75 | Presbyterian | Scottish | Scotland | No Occupation Listed | 312 |
| 6 | jemison | wm | M | 59 | Presbyterian | Scottish | Scotland | Boot and shoemakers and repairers | 85 |
| 17 | jibb | alla | F | 2 | Presbyterian | Canadian | Ontario | No Occupation Listed | 202 |
| 18 | jibb | chas | M | 0 | Presbyterian | Canadian | Ontario | No Occupation Listed | 202 |
| 21 | jibb | nansay | F | 70 | Presbyterian | Irish | Ireland | No Occupation Listed | 199 |
| 15 | jibb | robert | M | 34 | Presbyterian | Irish | Ontario | Labourers nfs | 202 |
| 16 | jibb | sebela | F | 29 | Presbyterian | Irish | Ontario | No Occupation Listed | 202 |
| 2 | john | jack | M | 77 | Presbyterian | Scottish | Scotland | Weavers | 126 |
| 2 | johnston | elley | F | 2 | Methodist | Canadian | Ontario | No Occupation Listed | 151 |
| 3 | johnston | grace | F | 0 | Methodist | Canadian | Ontario | No Occupation Listed | 151 |
| 24 | johnston | hellen | F | 32 | Methodist | American | United States | No Occupation Listed | 151 |
| 4 | johnston | hugh | F | 10 | Anglican | Canadian | Ontario | No Occupation Listed | 187 |
| 23 | johnston | james | M | 47 | Methodist | Irish | Ontario | Machinists | 151 |
| 25 | johnston | lewellan | M | 8 | Methodist | American | Ontario | No Occupation Listed | 151 |
| 3 | johnston | martha | F | 35 | Anglican | Irish | Ontario | No Occupation Listed | 187 |
| 2 | johnston | robert | M | 40 | Anglican | Irish | Ontario | Bricklayers | 187 |
| 1 | johnston | thomas | M | 5 | Methodist | Canadian | Ontario | No Occupation Listed | 151 |
| 12 | johnston | wm | M | 40 | Anglican | American | United States | Labourers nfs | 127 |
| 5 | johnston | wm | M | 14 | Anglican | Canadian | Ontario | No Occupation Listed | 187 |
| 5 | johnston | wm | M | 34 | Methodist | American | United States | Butchers | 310 |
| 1 | jones | alfred | M | 27 | Anglican | English | Ontario | Clerk, nfs | 89 |
| 23 | jones | amy | F | 4 | Presbyterian | Canadian | Ontario | No Occupation Listed | 89 |
| 19 | jones | chas | M | 36 | Presbyterian | English | Ontario | Medical Doctors and physicians (not UK) | 89 |
| 21 | jones | chas | M | 10 | Presbyterian | Canadian | Ontario | No Occupation Listed | 89 |
| 16 | jones | edith | F | 13 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 41 |
| 25 | jones | frances | F | 53 | Anglican | Canadian | England | No Occupation Listed | 89 |
| 24 | jones | reginald | M | 2 | Presbyterian | Canadian | Ontario | No Occupation Listed | 89 |
| 20 | jones | sarah | F | 30 | Presbyterian | Canadian | Ontario | No Occupation Listed | 89 |
| 22 | jones | wm | M | 9 | Presbyterian | Canadian | Ontario | No Occupation Listed | 89 |