| Granby Town - Population Change | FIPS Code=09050 |
| Absolute Population Change, 1970-1980 | 18 |
| Per Cent Population Change, 1970-1980 | 34.62 |
| Absolute Population Change, 1980-1990 | 15 |
| Per Cent Population Change, 1980-1990 | 21.43 |
| Population Estimate, 1996 | 92 |
| Population Estimate, 2000 | 99 |
| Population Estimate, 2005 | 106 |
| Population Estimate, 2010 | 112 |
| Population Estimate, 2015 | 120 |
| Absolute Population Change, 1990-1996 | 7 |
| Per Cent Population Change, 1990-1996 | 8.24 |
| Absolute Population Change, 1996-2005 | 14 |
| Per Cent Population Change, 1996-2005 | 15.22 |
| Absolute Population Change, 2005-2015 | 14 |
| Per Cent Population Change, 2005-2015 | 13.21 |