Full HVAC System Replacement cost: Concord vs Derry Village (2026)
There's essentially no price gap here: full HVAC system replacement runs close to $12,900 in both Concord and Derry Village in 2026.
Concord NH
Typically around $12,900
Derry Village NH
Typically around $12,900
Concord vs Derry Village: full breakdown
| Factor | Concord | Derry Village |
|---|---|---|
| Typical 2026 cost | $12,900 | $12,900 |
| Estimated range | $9,050–$16,750 | $9,050–$16,750 |
| Labor index (vs US) | ×1.05 | ×1.05 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.05 | ×1.05 |
| Local permit | $250 | $250 |
| Labor share | $7,750 | $7,750 |
| Materials/equipment | $5,150 | $5,150 |
Treat these as 2026 localized estimates for full HVAC system replacement, not quotes from a contractor.
No real cost edge either way
The two metros are effectively a wash for full HVAC system replacement — pick on contractor quality and timing, not location.
Full HVAC system replacement by type: Concord vs Derry Village
We localize each full HVAC system replacement type separately for both metros, applying the same labor, climate and permit adjustments each time, so you're comparing like for like.
| Type | Concord | Derry Village |
|---|---|---|
| AC + gas furnace (split system) | $7,950–$14,550 | $7,950–$14,550 |
| Heat pump system (air-source) | $9,600–$17,850 | $9,600–$17,850 |
| Dual-fuel (hybrid heat pump + furnace) | $11,250–$20,050 | $11,250–$20,050 |
These are 2026 planning figures for full HVAC system replacement, localized to each city — not formal quotes.
Full HVAC system replacement by home size: Concord vs Derry Village
A full system (furnace + AC, or a heat pump + air handler) is sized to the whole home. Replacing both together costs more upfront but shares labor, permits, and a single install visit.
| Size | Concord | Derry Village |
|---|---|---|
| 1,000–1,500 sq ft | $7,950–$13,450 | $7,950–$13,450 |
| 1,500–2,000 sq ft | $9,050–$15,650 | $9,050–$15,650 |
| 2,000–2,500 sq ft | $10,700–$18,400 | $10,700–$18,400 |
| 2,500–3,000 sq ft | $12,350–$21,150 | $12,350–$21,150 |
| 3,000+ sq ft | $14,550–$24,450 | $14,550–$24,450 |
Full HVAC system replacement numbers here are 2026 planning ranges, adjusted per city — useful for budgeting, not a substitute for an actual quote.
Cheapest time for full HVAC system replacement in either city
Demand for HVAC work falls off a cliff in the shoulder months, and contractors discount to keep their crews booked. Wait for a 100-degree day or a hard freeze, though, and you're paying emergency rates for a system that just quit.
How much should you really budget for HVAC in 2026?
Ask five contractors for an HVAC quote and you'll get five different numbers — usually because they disagree on sizing, efficiency and equipment tier. Here's how our editors think through those trade-offs.
The longevity case
The single biggest cost driver isn't the brand — it's correct sizing and install quality. A properly sized, well-commissioned mid-tier system with annual maintenance outlasts an oversized premium unit that short-cycles. Spend on the install, not the badge.
The budget-first case
Size the system to your home with a Manual J calculation and buy the standard efficiency tier (80% AFUE / 14.3 SEER2). In a mild climate the cheaper unit pays off because you rarely run it hard — paying for premium efficiency you won't use is the most common way to overspend.
The efficiency-first case
In a hot-summer or cold-winter region, a higher SEER2/AFUE unit — or a heat pump — earns its premium back in lower bills, and utility and state rebates can still cut into the sticker (the federal 25C/25D credits ended Dec 2025). Run the payback math before defaulting to the cheapest box.
Skip the brand debate. A correctly sized system, an efficiency tier that fits your climate, and a properly commissioned install will save you more than any label ever could.
Concord vs Derry Village
Is full HVAC system replacement cheaper in Concord or Derry Village?
Practically identical — expect around $12,900 for full HVAC system replacement whichever city you're in.
Why does full HVAC system replacement cost more in Derry Village than Concord?
The main driver is local labor rates: Derry Village's labor index is 1.05 versus 1.05 in Concord. Climate zone (cold vs cold) also shift the total.
How much is full HVAC system replacement in Concord, NH?
In Concord, full HVAC system replacement typically runs $9,050–$16,750 in 2026, with most homeowners paying around $12,900.
When is the cheapest time to buy full HVAC system replacement — and does it differ by city?
It doesn't vary by location — Spring and fall (Mar–May, Sep–Oct) is the discount window in both Concord and Derry Village (roughly 5–15% off), while peak summer and mid-winter tends to be the most expensive in either city.
Should I choose where to live based on full HVAC system replacement cost?
Cost shouldn't be the deciding factor between Concord and Derry Village — they land at nearly the same price. Contractor reputation, scope, equipment tier and timing matter more.
Compare full HVAC system replacement in other cities
Updated June 2026 · By Serhat Özçelik