| Barnet - Population Change | FIPS Code=05005 |
| Absolute Population Change, 1970-1980 | -4 |
| Per Cent Population Change, 1970-1980 | -0.30 |
| Absolute Population Change, 1980-1990 | 77 |
| Per Cent Population Change, 1980-1990 | 5.75 |
| Population Estimate, 1996 | 1465 |
| Population Estimate, 2000 | 1377 |
| Population Estimate, 2005 | 1351 |
| Population Estimate, 2010 | 1322 |
| Population Estimate, 2015 | 1291 |
| Absolute Population Change, 1990-1996 | 50 |
| Per Cent Population Change, 1990-1996 | 3.53 |
| Absolute Population Change, 1996-2005 | -114 |
| Per Cent Population Change, 1996-2005 | -7.78 |
| Absolute Population Change, 2005-2015 | -60 |
| Per Cent Population Change, 2005-2015 | -4.44 |