| Johnson - Population Characteristics | FIPS Code=15030 |
| 1970 | 1980 | 1990 | |
| Population Density (Persons per Square Mile) | 128.47 | 172.07 | 68.60 |
| Total Population | 1927 | 2581 | 3156 |
| Per Cent of Popualtion Born within Vermont | 79.83 | 63.11 | 63.00 |
| Number of Families | 373 | 529 | 620 |
| Per Cent of Population Aged 18 or Younger | 30.15 | 24.41 | 20.66 |
| Per Cent of Population Aged 18 to 64 | 60.31 | 67.92 | 72.37 |
| Per Cent of Population Aged 65 or Older | 9.52 | 7.67 | 6.97 |