| Guildhall Town - Population Change | FIPS Code=09055 |
| Absolute Population Change, 1970-1980 | 33 |
| Per Cent Population Change, 1970-1980 | 19.53 |
| Absolute Population Change, 1980-1990 | 68 |
| Per Cent Population Change, 1980-1990 | 33.66 |
| Population Estimate, 1996 | 301 |
| Population Estimate, 2000 | 322 |
| Population Estimate, 2005 | 356 |
| Population Estimate, 2010 | 384 |
| Population Estimate, 2015 | 420 |
| Absolute Population Change, 1990-1996 | 31 |
| Per Cent Population Change, 1990-1996 | 11.48 |
| Absolute Population Change, 1996-2005 | 55 |
| Per Cent Population Change, 1996-2005 | 18.27 |
| Absolute Population Change, 2005-2015 | 64 |
| Per Cent Population Change, 2005-2015 | 17.98 |