Residents of Orillia, Town—Ville — Sub-district O, surnames A (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 20 | adams | herbert | M | 5 | Presbyterian | Scottish | Ontario | No Occupation Listed | 170 |
| 21 | adams | horace | M | 0 | Presbyterian | Scottish | Ontario | No Occupation Listed | 170 |
| 19 | adams | maggie | F | 3 | Presbyterian | Scottish | Ontario | No Occupation Listed | 170 |
| 18 | adams | margaret | F | 28 | Presbyterian | Scottish | Ontario | No Occupation Listed | 170 |
| 17 | adams | thomas | M | 28 | Presbyterian | Scottish | Ontario | Engineers (US) nfs | 170 |
| 17 | adamson | david | M | 51 | Presbyterian | Scottish | Scotland | Farmers, general and nfs | 525 |
| 23 | adamson | david | M | 14 | Presbyterian | Scottish | Scotland | No Occupation Listed | 525 |
| 21 | adamson | ellen | F | 20 | Presbyterian | Scottish | Scotland | No Occupation Listed | 525 |
| 24 | adamson | frank | M | 11 | Presbyterian | Scottish | Scotland | No Occupation Listed | 525 |
| 22 | adamson | lizzie | F | 18 | Presbyterian | Scottish | Scotland | No Occupation Listed | 525 |
| 18 | adamson | maria | F | 51 | Presbyterian | Scottish | Scotland | No Occupation Listed | 525 |
| 20 | adamson | minnie | F | 22 | Presbyterian | Scottish | Scotland | No Occupation Listed | 525 |
| 19 | adamson | william | M | 26 | Presbyterian | Scottish | Scotland | No Occupation Listed | 525 |
| 8 | allen | henry | M | 34 | Episcopal | Irish | Ontario | Commercial travellers | 39 |
| 9 | allen | matilda | F | 38 | Episcopal | Irish | Ontario | No Occupation Listed | 39 |
| 22 | alport | annie | F | 18 | Presbyterian | English | Ontario | No Occupation Listed | 290 |
| 20 | alport | augustus | M | 65 | Presbyterian | English | Nova Scotia | Accountants nec | 290 |
| 15 | alport | barbara | F | 23 | Presbyterian | Scottish | Ontario | No Occupation Listed | 35 |
| 14 | alport | edward | M | 32 | Presbyterian | English | England | Dealer, merchant etc. (Wholesale & retail trade) | 35 |
| 23 | alport | john | M | 16 | Presbyterian | English | Ontario | No Occupation Listed | 290 |
| 21 | alport | margaret | F | 42 | Presbyterian | Scottish | Scotland | No Occupation Listed | 290 |
| 4 | amey | david | M | 32 | Methodist | Dutch | Ontario | Carpenters | 185 |
| 5 | amey | elizabeth | F | 28 | Methodist | Irish | Ontario | No Occupation Listed | 185 |
| 6 | amey | ella | F | 6 | Methodist | Dutch | Ontario | No Occupation Listed | 185 |
| 8 | amey | gordon | M | 2 | Methodist | Dutch | Ontario | No Occupation Listed | 185 |
| 7 | amey | henry | M | 4 | Methodist | Dutch | Ontario | No Occupation Listed | 185 |
| 9 | amey | | M | 0 | Methodist | Dutch | Ontario | No Occupation Listed | 185 |
| 14 | appleyard | amos | M | 16 | Methodist | English | England | No Occupation Listed | 478 |
| 11 | appleyard | henry | M | 56 | Methodist | English | England | Labourers nfs | 478 |
| 13 | appleyard | joseph | M | 18 | Methodist | English | England | No Occupation Listed | 478 |
| 12 | appleyard | mary | F | 42 | Methodist | English | England | No Occupation Listed | 478 |
| 15 | appleyard | william | M | 15 | Methodist | English | England | No Occupation Listed | 478 |
| 12 | archer | edward | M | 23 | Anglican | English | Ontario | Labourers nfs | 528 |
| 23 | ardagh | frances | F | 40 | Episcopal | Irish | Ireland | No Occupation Listed | 87 |
| 22 | ardagh | johnson | M | 36 | Episcopal | Irish | Ontario | Medical Doctors and physicians (not UK) | 87 |
| 24 | ardagh | maude | F | 32 | Episcopal | Irish | Ontario | No Occupation Listed | 87 |
| 16 | armstrong | alfreda | F | 30 | Episcopal | Irish | Ontario | No Occupation Listed | 86 |
| 19 | armstrong | beatrice | F | 3 | Episcopal | Irish | Ontario | No Occupation Listed | 86 |
| 4 | armstrong | elizabeth | F | 12 | Anglican | English | Ontario | No Occupation Listed | 123 |
| 5 | armstrong | ella | F | 7 | Anglican | English | Ontario | No Occupation Listed | 123 |
| 2 | armstrong | emma | F | 17 | Anglican | English | Ontario | No Occupation Listed | 123 |
| 18 | armstrong | ethel | F | 6 | Episcopal | Irish | Ontario | No Occupation Listed | 86 |
| 15 | armstrong | f | M | 32 | Episcopal | Irish | Ireland | Land surveyors | 86 |
| 25 | armstrong | george | M | 62 | Anglican | English | England | Carpenters | 123 |
| 1 | armstrong | george | M | 18 | Anglican | English | Ontario | No Occupation Listed | 123 |
| 15 | armstrong | george | M | 47 | Presbyterian | Scottish | Ontario | Lumberers and loggers | 151 |
| 20 | armstrong | george | M | 14 | Presbyterian | Scottish | — | No Occupation Listed | 151 |
| 17 | armstrong | harold | M | 7 | Episcopal | Irish | Ontario | No Occupation Listed | 86 |
| 20 | armstrong | john | M | 2 | Episcopal | Irish | Ontario | No Occupation Listed | 86 |
| 17 | armstrong | maggie | F | 25 | Presbyterian | Scottish | Ontario | No Occupation Listed | 151 |
| 19 | armstrong | nellie | F | 16 | Presbyterian | Scottish | Ontario | No Occupation Listed | 151 |
| 16 | armstrong | rachel | F | 47 | Presbyterian | English | Ontario | No Occupation Listed | 151 |
| 18 | armstrong | violet | F | 19 | Presbyterian | Scottish | Ontario | No Occupation Listed | 151 |
| 3 | armstrong | william | M | 14 | Anglican | English | Ontario | No Occupation Listed | 123 |
| 18 | athbridge | william | M | 25 | Roman Catholic | Irish | Ontario | Labourers nfs | 350 |
| 24 | atkinson | winifred | F | 7 | Methodist | Irish | Ontario | No Occupation Listed | 41 |
| 20 | audas | jane | F | 69 | Methodist | English | England | No Occupation Listed | 247 |
| 18 | ayers | albert | M | 28 | Methodist | English | Ontario | Specialized makers of forged metal products | 285 |