| Wallingford - Property Tax Rates | FIPS Code=21125 |
| Year | Effective Tax Rate |
| 1970 | 1.76 |
| 1972 | 1.73 |
| 1974 | 1.74 |
| 1978 | 1.94 |
| Year | Effective Tax Rate | Municipal Tax Rate | School Tax Rate | |
| 1980 | 1.92 | 0.46 | 1.46 | |
| 1982 | 1.90 | 0.50 | 1.40 | |
| 1983 | 1.89 | Not Available | Not Available | |
| 1985 | 1.60 | Not Available | Not Available | |
| 1987 | 1.70 | Not Available | Not Available | |
| 1988 | 1.39 | 0.31 | 1.08 | |
| 1989 | 1.41 | 0.38 | 1.03 |
| Year | Effective Tax Rate | Municipal Tax Rate | School Tax Rate |
| 1990 | 1.42 | 0.35 | 1.07 |
| 1991 | 1.27 | 0.28 | 0.97 |
| 1993 | 1.56 | 0.27 | 1.32 |
| 1995 | 1.64 | 0.32 | 1.32 |
| 1997 | 1.82 | 0.26 | 1.56 |