| Duxbury - Property Tax Rates | FIPS Code=23030 |
| Year | Effective Tax Rate |
| 1970 | 2.12 |
| 1972 | 1.85 |
| 1974 | 1.76 |
| 1978 | 1.91 |
| Year | Effective Tax Rate | Municipal Tax Rate | School Tax Rate | |
| 1980 | 1.68 | 0.41 | 1.27 | |
| 1982 | 1.82 | 0.54 | 1.28 | |
| 1983 | 1.72 | Not Available | Not Available | |
| 1985 | 2.15 | Not Available | Not Available | |
| 1987 | 1.20 | Not Available | Not Available | |
| 1988 | 1.43 | 0.38 | 1.05 | |
| 1989 | 1.44 | 0.32 | 1.12 |
| Year | Effective Tax Rate | Municipal Tax Rate | School Tax Rate |
| 1990 | 1.73 | 0.48 | 1.25 |
| 1991 | 1.61 | 0.36 | 1.25 |
| 1993 | 1.71 | 0.36 | 1.35 |
| 1995 | 1.94 | 0.30 | 1.63 |
| 1997 | 2.19 | 0.45 | 1.74 |