| Essex - Property Tax Rates | FIPS Code=7030 |
| Year | Effective Tax Rate |
| 1970 | 2.69 |
| 1972 | 2.63 |
| 1974 | 2.07 |
| 1978 | 1.97 |
| Year | Effective Tax Rate | Municipal Tax Rate | School Tax Rate | |
| 1980 | 4.3 | 2.6 | 1.7 | |
| 1982 | 1.8 | 0.39 | 1.41 | |
| 1983 | 5.48 | Not Available | Not Available | |
| 1985 | 2.05 | Not Available | Not Available | |
| 1987 | 2.03 | Not Available | Not Available | |
| 1988 | 3.54 | 1.92 | 1.62 | |
| 1989 | 3.51 | 1.91 | 1.6 |
| Year | Effective Tax Rate | Municipal Tax Rate | School Tax Rate |
| 1990 | 1.98 | 0.32 | 1.66 |
| 1991 | 1.98 | 0.33 | 1.65 |
| 1993 | 2.34 | 0.33 | 2.01 |
| 1995 | 2.1 | 0.33 | 1.77 |
| 1997 | 2.4 | 0.35 | 2.05 |