Dover, NH · 2026 installed prices
Garage door repair cost in Dover
$300–$520
$425–$740
$50–$135
Dover is a smaller market, where labour is cheaper but travel time to your address may be built into the call. Prices here are built from the national baseline, adjusted +10% for New Hampshire labour rates, then -2% for the local market.
Waiting until it fails costs 42% more. That gap is the after-hours premium — the single most avoidable line on a garage door invoice.
Every repair, priced for Dover
| Repair | Dover, NH | National |
|---|---|---|
| Torsion spring — replace one | $200–$345 | $185–$320 |
| Torsion springs — replace both | $300–$520 | $275–$480 |
| Extension springs — replace pair | $150–$280 | $140–$260 |
| Lift cables — replace | $140–$260 | $130–$240 |
| Rollers — replace set | $120–$240 | $110–$220 |
| Door off track | $155–$370 | $145–$340 |
| Track repair or replacement | $145–$325 | $135–$300 |
| Opener repair | $150–$360 | $140–$330 |
| Opener replacement | $410–$920 | $380–$850 |
| Safety sensors | $90–$180 | $85–$165 |
| Remote or keypad | $65–$195 | $60–$180 |
| Panel replacement (per panel) | $260–$815 | $240–$750 |
| Hinges and brackets | $105–$215 | $95–$200 |
| Weather seal / bottom rubber | $100–$205 | $90–$190 |
| Tune-up and safety inspection | $85–$175 | $80–$160 |
| New single door, installed | $815–$2,060 | $750–$1,900 |
| New double door, installed | $1,300–$3,685 | $1,200–$3,400 |
What to expect in New Hampshire
Torsion springs are rated in cycles, and sustained cold makes spring steel more brittle. In cold states most breaks land in the first hard freeze of the season — which is also when every local company is busiest and emergency rates apply.
Hard New England winters with above-median labour costs. Cold-season spring failures cluster heavily in January and February.
Before you hire in Dover
No statewide contractor licence; local building departments issue permits.
Ask any company for the licence or registration number and whether the trip charge is credited against the repair. Both answers should come without hesitation.