Submitted by Ray Skarsten, Haddam Certified Registrar of Voters & Kate Wessling, Haddam ROV.
Town of Haddam – Voter Registration Summary
March 1, 2021
| District | Democratic | Republican | Unaffiliated | Other | Total |
| 001 Firehouse | 942 | 796 | 1400 | 49 | 3187 |
| 002 Central Office | 784 | 761 | 1332 | 39 | 2916 |
| 003 Haddam Neck | 97 | 89 | 92 | 2 | 280 |
| Totals: | 1823 | 1646 | 2824 | 90 | 6383 |
| 29% | 26% | 44% | 1.41% |
