Furnace Replacement cost: Aliamanu / Salt Lakes / Foster Village vs East Honolulu (2026)
Furnace replacement costs about the same in Aliamanu / Salt Lakes / Foster Village and East Honolulu in 2026 — roughly $5,800 in each.
Aliamanu / Salt Lakes / Foster Village HI
Typically around $5,800
East Honolulu HI
Typically around $5,800
Aliamanu / Salt Lakes / Foster Village vs East Honolulu: full breakdown
| Factor | Aliamanu / Salt Lakes / Foster Village | East Honolulu |
|---|---|---|
| Typical 2026 cost | $5,800 | $5,800 |
| Estimated range | $4,150–$7,400 | $4,150–$7,400 |
| Labor index (vs US) | ×1.08 | ×1.08 |
| Climate zone | Hot | Hot |
| Climate factor | ×0.95 | ×0.95 |
| Local permit | $250 | $250 |
| Labor share | $3,500 | $3,500 |
| Materials/equipment | $2,300 | $2,300 |
All figures are 2026 localized planning estimates for furnace replacement — get an actual quote before you commit.
A wash — choose on quality, not city
The two metros are effectively a wash for furnace replacement — pick on contractor quality and timing, not location.
Furnace replacement by type: Aliamanu / Salt Lakes / Foster Village vs East Honolulu
Below, each furnace replacement option is priced independently for both cities, with identical local labor, climate and permit logic applied — so the comparison holds up.
| Type | Aliamanu / Salt Lakes / Foster Village | East Honolulu |
|---|---|---|
| Gas furnace | $4,050–$7,300 | $4,050–$7,300 |
| High-efficiency gas furnace | $3,650–$7,300 | $3,650–$7,300 |
| Electric furnace | $2,300–$4,850 | $2,300–$4,850 |
Treat these as 2026 localized estimates for furnace replacement, not quotes from a contractor.
Furnace replacement by home size: Aliamanu / Salt Lakes / Foster Village vs East Honolulu
Furnace cost scales with the heating capacity (BTU) your home needs — roughly 40–45 BTU per square foot in a mixed climate. Larger homes need a bigger unit and more ductwork.
| Size | Aliamanu / Salt Lakes / Foster Village | East Honolulu |
|---|---|---|
| 1,000 sq ft (≈45,000 BTU) | $3,100–$5,600 | $3,100–$5,600 |
| 1,500 sq ft (≈68,000 BTU) | $3,650–$6,400 | $3,650–$6,400 |
| 2,000 sq ft (≈90,000 BTU) | $4,150–$7,400 | $4,150–$7,400 |
| 2,500 sq ft (≈110,000 BTU) | $4,750–$8,450 | $4,750–$8,450 |
| 3,000 sq ft (≈130,000 BTU) | $5,350–$9,450 | $5,350–$9,450 |
| 3,500+ sq ft (≈150,000 BTU) | $6,000–$10,500 | $6,000–$10,500 |
These are 2026 planning figures for furnace replacement, localized to each city — not formal quotes.
Cheapest time for furnace replacement in either city
HVAC demand collapses in the mild shoulder seasons, so installers discount to keep crews busy. The most expensive time to buy is during a heat wave or cold snap, when a dead system forces a full-price emergency replacement.
How much should you really budget for HVAC in 2026?
Sizing, efficiency tier and brand pull a quote in different directions. Here's how our editors weigh the trade-offs that decide what you actually pay.
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.
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.
Match the efficiency tier to your climate, insist on a real load calculation, and stack every rebate you qualify for. The expensive mistakes are wrong sizing and a rushed install — not picking the "wrong" brand.
Aliamanu / Salt Lakes / Foster Village vs East Honolulu
Is furnace replacement cheaper in Aliamanu / Salt Lakes / Foster Village or East Honolulu?
Not really — both cities land at almost the same number for furnace replacement, around $5,800 each.
Why does furnace replacement cost more in East Honolulu than Aliamanu / Salt Lakes / Foster Village?
East Honolulu's higher labor index (1.08 vs 1.08 in Aliamanu / Salt Lakes / Foster Village) is the biggest factor, with the hot/hot climate split playing a smaller role.
How much is furnace replacement in Aliamanu / Salt Lakes / Foster Village, HI?
In Aliamanu / Salt Lakes / Foster Village, furnace replacement typically runs $4,150–$7,400 in 2026, with most homeowners paying around $5,800.
When is the cheapest time to buy furnace replacement — and does it differ by city?
Timing doesn't change by city here — Spring and fall (Mar–May, Sep–Oct) is the cheapest window in both Aliamanu / Salt Lakes / Foster Village and East Honolulu, saving roughly 5–15%. Avoid peak summer and mid-winter in either location, when emergency replacements push prices up.
Should I choose where to live based on furnace replacement cost?
There's no cost argument here between Aliamanu / Salt Lakes / Foster Village and East Honolulu — they're a wash. Focus on contractor reputation, project scope, equipment tier and timing.
Compare furnace replacement in other cities
Updated June 2026 · By Serhat Özçelik