Residents of Belleville, C — Sub-district C, surnames U (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 2 | uintz | amelia | F | 21 | Jewish | Jew | Poland | No Occupation Listed | 31 |
| 1 | uintz | isaac | M | 29 | Jewish | Jew | United States | Hairdressers | 31 |
| 3 | uintz | sarah | M | 2 | Jewish | Jew | Ontario | No Occupation Listed | 31 |
| 6 | ulman | emma | F | 22 | Methodist | German | Ontario | Dressmakers | 395 |
| 8 | ulman | francis | M | 24 | Methodist | German | Ontario | Printers nfs | 395 |
| 5 | ulman | jacob | M | 67 | Methodist | German | Ontario | Labourers nfs | 395 |
| 7 | ulman | mariah | F | 60 | Methodist | German | Ontario | No Occupation Listed | 395 |
| 23 | underdown | james | M | 6 | Anglican | English | Ontario | No Occupation Listed | 207 |
| 16 | underdown | john | M | 45 | Anglican | English | England | Pedlars and hawkers | 207 |
| 20 | underdown | john | M | 14 | Anglican | English | Ontario | No Occupation Listed | 207 |
| 21 | underdown | josephine | F | 10 | Anglican | English | Ontario | No Occupation Listed | 207 |
| 17 | underdown | mary | F | 45 | Anglican | Irish | Ireland | No Occupation Listed | 207 |
| 18 | underdown | phobe | F | 16 | Anglican | English | Ontario | No Occupation Listed | 207 |
| 22 | underdown | sarrah | F | 9 | Anglican | English | Ontario | No Occupation Listed | 207 |
| 19 | underdown | thomas | M | 23 | Anglican | English | Ontario | No Occupation Listed | 207 |
| 5 | upton | rachael | F | 30 | Methodist | Irish | Ontario | No Occupation Listed | 62 |
| 4 | upton | richard | M | 32 | Methodist | Irish | Ontario | Blacksmiths | 62 |
| 20 | urghart | agnas | F | 37 | Presbyterian | Scottish | Ontario | No Occupation Listed | 240 |
| 3 | urquhart | alex | M | 60 | Presbyterian | Scottish | Scotland | Boot and shoemakers and repairers | 11 |
| 6 | urquhart | christina | F | 28 | Presbyterian | English | Ontario | Teachers (unspecified) | 11 |
| 4 | urquhart | isabella | F | 60 | Presbyterian | Scottish | Scotland | No Occupation Listed | 11 |
| 7 | urquhart | john | M | 25 | Presbyterian | English | Ontario | Clerk, nfs | 11 |
| 5 | urquhart | margaret | F | 30 | Presbyterian | English | Ontario | Milliners | 11 |
| 16 | ursula | sister | F | 34 | Roman Catholic | Irish | Ontario | Members of religious orders | 291 |
| 6 | usborne | george | M | 81 | Anglican | English | England | No Occupation Listed | 175 |
| 7 | usborne | gertrude | F | 33 | Anglican | English | Quebec | No Occupation Listed | 175 |