Furnace Replacement cost: Phoenix vs San Diego (2026)
In 2026, furnace replacement is about 19% less expensive in Phoenix than in San Diego. Most homeowners pay around $5,250 in Phoenix versus $6,250 in San Diego — a gap of roughly $1,000.
Phoenix AZ
Lower costTypically around $5,250
San Diego CA
Typically around $6,250
Phoenix vs San Diego: full breakdown
| Factor | Phoenix | San Diego |
|---|---|---|
| Typical 2026 cost | $5,250 | $6,250 |
| Estimated range | $3,750–$6,700 | $4,450–$8,000 |
| Labor index (vs US) | ×0.98 | ×1.1 |
| Climate zone | Hot | Mixed |
| Climate factor | ×0.95 | ×1 |
| Local permit | $225 | $250 |
| Labor share | $3,150 | $3,750 |
| Materials/equipment | $2,100 | $2,500 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national furnace replacement range for local labor, climate and permits.
Phoenix vs San Diego
Is furnace replacement cheaper in Phoenix or San Diego?
In 2026, furnace replacement is cheaper in Phoenix at about $5,250, versus $6,250 in San Diego — a difference of about $1,000 (19%).
Why does furnace replacement cost more in San Diego than Phoenix?
The main driver is local labor rates: San Diego's labor index is 1.1 versus 0.98 in Phoenix. Climate zone (mixed vs hot) and permit fees also shift the total.
How much is furnace replacement in Phoenix, AZ?
In Phoenix, furnace replacement typically runs $3,750–$6,700 in 2026, with most homeowners paying around $5,250.
Updated June 2026 · By Costadia Editorial