| Troy - Population Characteristics | FIPS Code=19085 |
| 1970 | 1980 | 1990 | |
| Population Density (Persons per Square Mile) | 78.84 | 76.68 | 44.70 |
| Total Population | 1498 | 1457 | 1609 |
| Per Cent of Popualtion Born within Vermont | 71.28 | 73.67 | 71.00 |
| Number of Families | 384 | 400 | 427 |
| Per Cent of Population Aged 18 or Younger | 40.37 | 32.91 | 32.38 |
| Per Cent of Population Aged 18 to 64 | 45.44 | 56.88 | 55.69 |
| Per Cent of Population Aged 65 or Older | 14.19 | 10.21 | 11.93 |