South Plainfield, NJ is in zip code 07080. The current total local sales tax rate in South Plainfield, NJ is 6.625%. The 2018 total local sales tax rate was 6.875%.
| District | Rate |
|---|---|
| New Jersey State | 6.625% |
| Middlesex County | 0.000% |
| South Plainfield | 0.000% |
| Total | 6.625% |