Total number led homes in Watertown, by type |   | 
| Total Home Population: | 1,564 | 
| Population of Family homes: | 1,075 | 
| Population of 15 to 24 year olds: | 28 | 
| Population of 25 to 34 year olds: | 220 | 
| Population of 35 to 44 year olds: | 322 | 
| Population of 45 to 54 year olds: | 258 | 
| Population of 55 to 59 year olds: | 87 | 
| Population of 60 to 64 year olds: | 56 | 
| Population of 65 to 74 year olds: | 67 | 
| Population of 75 to 84 year olds: | 31 | 
| Population of 85 year olds and over: | 6 | 
| Population of Nonfamily Homes: | 489 | 
| Population of 15 to 24 year olds: | 28 | 
| Population of 25 to 34 year olds: | 73 | 
| Population of 35 to 44 year olds: | 47 | 
| Population of 45 to 54 year olds: | 79 | 
| Population of 55 to 59 year olds: | 45 | 
| Population of 60 to 64 year olds: | 41 | 
| Population of 65 to 74 year olds: | 61 | 
| Population of 75 to 84 year olds: | 61 | 
| Population of 85 year olds and over: | 54 |