The 2026 final Cornish property tax rate was approved by the NH Department of Revenue on Friday, November 6, and has been set at $17.28 per thousand dollars of assessed value. This represents a -0.12% decrease from last year’s rate. Tax bills will be printed the week of November 9 and mailed shortly thereafter. Property tax bills are due on Monday, December 14, 2026 (please note date change from a previous post). For a breakdown of this year’s tax rate and a prior year comparison, please see the table below.
Cornish Tax Rate Breakdown with Prior Year Comparison
| 2026 | 2025 | %Change | |
| Town | $2.89 | $2.68 | 7.84% |
| Local School | $11.32 | $11.57 | -2.15% |
| State School | $1.05 | $1.03 | 1.95% |
| County | $2.02 | $2.02 | 0.00% |
| Total | $17.28 | $17.30 | -0.12% |
For questions about paying your taxes, please contact the Tax Collector. For questions about your property assessment, please contact the Selectmen’s Office.
