New Hampshire electricity rates
26 residential tariffs from 8 utilities. Across the 9 filed since 2020, the median costs $0.1676 per kWh at 1,000 kWh a month once fixed charges are included — the cheapest $0.0709, the most expensive $0.2716.
$0.1676median $/kWh
8utilities
26tariffs on file
23%time-of-use
35%filed since 2020
Rate structures in New Hampshire
| Structure | Tariffs |
|---|---|
| Flat | 13 |
| Tiered | 7 |
| Time-of-use | 6 |
Lowest effective rates at 1,000 kWh/month
Ranked across the 9 tariffs filed since 2020 — 35% of those on file here. Older filings are excluded because they are systematically below what utilities now charge; see methodology. Effective rate includes fixed charges, and availability restrictions may apply.
| Utility | Tariff | Structure | Filed | $/kWh | Annual |
|---|---|---|---|---|---|
| Public Service Co of NH | Residential Controlled Water Heating Rate | Flat | 2026 | $0.0709 | $851.16 |
| Public Service Co of NH | Uncontrolled Water Heating | Flat | 2026 | $0.0749 | $898.80 |
| Public Service Co of NH | Residential Service | Flat | 2026 | $0.1325 | $1,589.52 |
| Public Service Co of NH | Residential Time-of-Day 2 | Time-of-use | 2026 | $0.1366 | $1,639.77 |
| Public Service Co of NH | Residential Time-of-Day | Time-of-use | 2025 | $0.1676 | $2,010.98 |
| Public Service Co of NH | Residential Controlled Water Heating Rate | Flat | 2026 | $0.1836 | $2,203.68 |
| Public Service Co of NH | Residential Service | Flat | 2026 | $0.2444 | $2,933.04 |
| Public Service Co of NH | Residential Time-of-Day 2 | Time-of-use | 2026 | $0.2486 | $2,983.29 |
| Public Service Co of NH | Residential Time-of-Day | Time-of-use | 2025 | $0.2716 | $3,259.34 |