Residents of Brockville, West Ward—Quartier — Sub-district A, surnames L (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 9 | lacasse | nelson | M | 26 | Roman Catholic | French | Quebec | Railway breakmen | 359 |
| 10 | lacasse | sarah | F | 26 | Roman Catholic | Irish | Ontario | No Occupation Listed | 359 |
| 10 | lachapelle | albert | M | 26 | Roman Catholic | French | Ontario | Ship and boat builder nes (incl. boatbuilder) | 31 |
| 9 | lachapelle | ester | F | 48 | Roman Catholic | French | Quebec | No Occupation Listed | 31 |
| 16 | lachapelle | hattie | F | 6 | Roman Catholic | French | Ontario | No Occupation Listed | 31 |
| 12 | lachapelle | henry | M | 19 | Roman Catholic | French | Ontario | Ship and boat builder nes (incl. boatbuilder) | 31 |
| 11 | lachapelle | john | M | 23 | Roman Catholic | French | Ontario | Ship and boat builder nes (incl. boatbuilder) | 31 |
| 13 | lachapelle | joseph | M | 15 | Roman Catholic | French | Ontario | Painters, nfs | 31 |
| 8 | lachapelle | louis | M | 59 | Roman Catholic | French | Quebec | Ship and boat builder nes (incl. boatbuilder) | 31 |
| 15 | lachapelle | maggie | F | 18 | Roman Catholic | French | Ontario | No Occupation Listed | 31 |
| 14 | lachapelle | melia | F | 24 | Roman Catholic | French | Ontario | No Occupation Listed | 31 |
| 22 | langrick | george | M | 46 | Anglican | English | Ontario | No Occupation Listed | 142 |
| 21 | langrick | sarah | F | 70 | Episcopal Methodist | Blank | United States | No Occupation Listed | 142 |
| 20 | langrick | william | M | 69 | Anglican | English | England | No Occupation Listed | 142 |
| 25 | lauder | phillip | M | 50 | Episcopal Methodist | English | Ontario | Labourers nfs | 267 |
| 2 | lauders | annie | F | 22 | Episcopal Methodist | English | Ontario | No Occupation Listed | 267 |
| 1 | lauders | mary | F | 52 | Episcopal Methodist | Dutch | Ontario | No Occupation Listed | 267 |
| 22 | laughlin | chas | M | 3 | Anglican | Scottish | Ontario | No Occupation Listed | 178 |
| 7 | leach | annie | F | 18 | Anglican | Irish | Ontario | No Occupation Listed | 159 |
| 6 | leach | george | M | 21 | Anglican | Irish | Ontario | Printers nfs | 159 |
| 3 | leach | luke | M | 53 | Anglican | Irish | Ontario | Blacksmiths | 159 |
| 4 | leach | sarah | F | 45 | Anglican | Irish | Ireland | No Occupation Listed | 159 |
| 5 | leach | william | M | 24 | Anglican | Irish | Ontario | Blacksmiths | 159 |
| 3 | lennox | bertha | F | 10 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 12 |
| 6 | lennox | edward | M | 0 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 12 |
| 1 | lennox | eliza | F | 29 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 12 |
| 4 | lennox | fredrick | M | 8 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 12 |
| 25 | lennox | sidney | M | 34 | Episcopal Methodist | Irish | Ontario | Labourers nfs | 12 |
| 2 | lennox | sidney | M | 11 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 12 |
| 5 | lennox | william | M | 3 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 12 |
| 2 | leroy | albert | M | 17 | Presbyterian | French | Ontario | No Occupation Listed | 100 |
| 1 | leroy | ellie | F | 21 | Presbyterian | French | Ontario | No Occupation Listed | 100 |
| 25 | leroy | ettie | F | 23 | Presbyterian | French | Ontario | No Occupation Listed | 100 |
| 24 | leroy | martha | F | 43 | Presbyterian | Dutch | Ontario | No Occupation Listed | 100 |
| 3 | leroy | william | M | 14 | Presbyterian | French | Ontario | No Occupation Listed | 100 |
| 18 | lillie | chancellor | M | 49 | Quaker/Society of Friends | English | Ontario | Carpenters | 147 |
| 20 | lillie | eddie | M | 16 | Presbyterian | English | Ontario | Farmers, general and nfs | 147 |
| 22 | lillie | fannie | F | 15 | Presbyterian | English | Ontario | Servants nfs | 147 |
| 23 | lillie | hattie | F | 11 | Presbyterian | English | Ontario | No Occupation Listed | 147 |
| 24 | lillie | john | M | 7 | Presbyterian | English | Ontario | No Occupation Listed | 147 |
| 25 | lillie | lottie | F | 5 | Presbyterian | English | Ontario | No Occupation Listed | 147 |
| 21 | lillie | minnie | F | 19 | Presbyterian | English | Ontario | Servants nfs | 147 |
| 19 | lillie | sarah | F | 48 | Presbyterian | Irish | United States | No Occupation Listed | 147 |
| 25 | loftus | arthur | M | 2 | Roman Catholic | English | Ontario | No Occupation Listed | 334 |
| 23 | loftus | bridget | F | 28 | Roman Catholic | English | Ontario | No Occupation Listed | 334 |
| 18 | loftus | charlotte | F | 22 | Anglican | Irish | Ontario | Dressmakers | 136 |
| 22 | loftus | dennis | M | 29 | Roman Catholic | English | Ontario | Painters, nfs | 334 |
| 11 | loftus | elizabeth | F | 40 | Roman Catholic | Irish | Ontario | No Occupation Listed | 234 |
| 17 | loftus | elizabeth | F | 5 | Roman Catholic | Irish | Ontario | No Occupation Listed | 234 |
| 17 | loftus | ellen | F | 62 | Roman Catholic | Irish | Ireland | No Occupation Listed | 136 |
| 15 | loftus | kate | F | 12 | Roman Catholic | Irish | Ontario | No Occupation Listed | 234 |
| 12 | loftus | maria | F | 20 | Roman Catholic | Irish | Ontario | Dressmakers | 234 |
| 24 | loftus | maude | F | 3 | Roman Catholic | English | Ontario | No Occupation Listed | 334 |
| 16 | loftus | nicholas | M | 10 | Roman Catholic | Irish | Ontario | No Occupation Listed | 234 |
| 10 | loftus | patrick | M | 35 | Roman Catholic | Irish | Ontario | Bricklayers | 234 |
| 14 | loftus | patrick | M | 16 | Roman Catholic | Irish | Ontario | Labourers nfs | 234 |
| 13 | loftus | william | M | 18 | Roman Catholic | Irish | Ontario | Horse workers (include groom, horse castrator) | 234 |
| 20 | lothrop | carron | F | 38 | Presbyterian | English | Ontario | No Occupation Listed | 161 |