Residents of Grand Falls — Sub-district H, surnames U (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 10 | underwood | agness | F | 16 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 165 |
| 25 | underwood | amelia | F | 18 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 227 |
| 6 | underwood | catherine | F | 53 | Roman Catholic | Irish | Ireland | No Occupation Listed | 165 |
| 24 | underwood | elizabeth | F | 20 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 227 |
| 12 | underwood | james | M | 10 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 165 |
| 5 | underwood | john | M | 55 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 165 |
| 11 | underwood | john | M | 14 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 165 |
| 17 | underwood | julie | F | 70 | Roman Catholic | Irish | Ireland | No Occupation Listed | 154 |
| 19 | underwood | margaret | F | 29 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 154 |
| 7 | underwood | margaret | F | 24 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 165 |
| 23 | underwood | mary | F | 60 | Roman Catholic | Irish | Ireland | No Occupation Listed | 227 |
| 18 | underwood | priscille | F | 33 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 154 |
| 8 | underwood | rose | F | 22 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 165 |
| 1 | underwood | susan | F | 16 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 227 |
| 16 | underwood | thomas | M | 70 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 154 |
| 9 | underwood | thomas | M | 20 | Roman Catholic | Irish | New Brunswick | Farmers, general and nfs | 165 |