Residents of Waterloo S — Sub-district C, surnames I (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 3 | idington | marion | F | 28 | Presbyterian | Scottish | Ontario | No Occupation Listed | 47 |
| 2 | idington | walter | M | 34 | Presbyterian | Scottish | Ontario | Farmers, general and nfs | 47 |
| 24 | irichson | john | M | 17 | Lutheran | German | Germany | Labourers nfs | 11 |
| 15 | isereal | agust | M | 28 | Evangelical Methodist | German | Ontario | Farmers, general and nfs | 121 |
| 20 | isereal | allan | M | 5 | Evangelical Methodist | German | Ontario | No Occupation Listed | 122 |
| 24 | isereal | catherin | F | 33 | Evangelical Methodist | German | Ontario | No Occupation Listed | 123 |
| 21 | isereal | clara | F | 4 | Evangelical Methodist | German | Ontario | No Occupation Listed | 122 |
| 17 | isereal | effe | F | 16 | Evangelical Methodist | German | Ontario | No Occupation Listed | 121 |
| 19 | isereal | elisebath | F | 29 | Evangelical Methodist | German | Ontario | No Occupation Listed | 122 |
| 16 | isereal | emma | F | 20 | Evangelical Methodist | German | Ontario | No Occupation Listed | 121 |
| 3 | isereal | emma | F | 3 | Lutheran | German | Ontario | No Occupation Listed | 123 |
| 25 | isereal | frieda | F | 10 | Evangelical Methodist | German | Ontario | No Occupation Listed | 123 |
| 1 | isereal | herman | M | 7 | Lutheran | German | Ontario | Farmers, general and nfs | 123 |
| 23 | isereal | jacob | M | 30 | Evangelical Methodist | German | Ontario | Farmers, general and nfs | 123 |
| 17 | isereal | mary | F | 18 | Zionist | German | Germany | Servants nfs | 52 |
| 22 | isereal | mary | F | 2 | Evangelical Methodist | German | Ontario | No Occupation Listed | 122 |
| 18 | isereal | micheal | M | 32 | Evangelical Methodist | German | Ontario | Farmers, general and nfs | 122 |
| 2 | isereal | robert | M | 5 | Lutheran | German | Ontario | No Occupation Listed | 123 |
| 15 | isreal | margret | F | 26 | Lutheran | German | Ontario | No Occupation Listed | 31 |