HVAC System Replacement Cost by State (2026)
Average prices for hvac system replacement across 43 US states, ranked from most affordable to priciest. Ranges are computed from local cost factors — regional labor rates, material availability, permit requirements, and climate — so you can plan a realistic budget wherever you live.
| # | State | Covered Cities | Average Range (2026) |
|---|---|---|---|
| 1 | IN | 1 | $4,400 – $10,560 per unit |
| 2 | MS | 1 | $4,400 – $10,560 per unit |
| 3 | MO | 2 | $4,425 – $10,620 per unit |
| 4 | OK | 2 | $4,475 – $10,740 per unit |
| 5 | KS | 1 | $4,500 – $10,800 per unit |
| 6 | AR | 1 | $4,500 – $10,800 per unit |
| 7 | AL | 3 | $4,517 – $10,840 per unit |
| 8 | OH | 5 | $4,530 – $10,872 per unit |
| 9 | TN | 4 | $4,538 – $10,890 per unit |
| 10 | KY | 2 | $4,575 – $10,980 per unit |
| 11 | NM | 1 | $4,600 – $11,040 per unit |
| 12 | GA | 3 | $4,617 – $11,080 per unit |
| 13 | AZ | 2 | $4,650 – $11,160 per unit |
| 14 | SD | 1 | $4,650 – $11,160 per unit |
| 15 | TX | 7 | $4,671 – $11,211 per unit |
| 16 | LA | 2 | $4,675 – $11,220 per unit |
| 17 | NC | 4 | $4,675 – $11,220 per unit |
| 18 | MI | 2 | $4,675 – $11,220 per unit |
| 19 | IA | 1 | $4,700 – $11,280 per unit |
| 20 | SC | 3 | $4,717 – $11,320 per unit |
| 21 | NE | 1 | $4,750 – $11,400 per unit |
| 22 | ND | 1 | $4,750 – $11,400 per unit |
| 23 | FL | 6 | $4,850 – $11,640 per unit |
| 24 | VA | 3 | $4,867 – $11,680 per unit |
| 25 | WI | 2 | $4,950 – $11,880 per unit |
| 26 | CO | 2 | $5,050 – $12,120 per unit |
| 27 | PA | 2 | $5,075 – $12,180 per unit |
| 28 | NV | 2 | $5,075 – $12,180 per unit |
| 29 | UT | 1 | $5,100 – $12,240 per unit |
| 30 | NY | 5 | $5,130 – $12,312 per unit |
| 31 | MD | 1 | $5,150 – $12,360 per unit |
| 32 | ID | 1 | $5,200 – $12,480 per unit |
| 33 | MN | 1 | $5,250 – $12,600 per unit |
| 34 | OR | 3 | $5,283 – $12,680 per unit |
| 35 | WA | 3 | $5,400 – $12,960 per unit |
| 36 | CT | 1 | $5,400 – $12,960 per unit |
| 37 | RI | 1 | $5,500 – $13,200 per unit |
| 38 | IL | 1 | $5,600 – $13,440 per unit |
| 39 | CA | 10 | $5,810 – $13,944 per unit |
| 40 | DC | 1 | $6,000 – $14,400 per unit |
| 41 | MA | 1 | $6,100 – $14,640 per unit |
| 42 | NJ | 2 | $6,175 – $14,820 per unit |
| 43 | HI | 1 | $6,500 – $15,600 per unit |
Cheapest vs. Most Expensive States
The most affordable state for hvac system replacement in our data is IN (from $4,400 per unit), while the priciest is HI (up to $15,600 per unit). Regional differences come from labor rates, permit fees, and how common the work is in each market.
How We Calculate State Averages
We take every covered city's local cost factor — the multiplier that adjusts national pricing for that metro — and average it per state. The result is a practical planning range, not a quote. For an exact figure for your project, use the Cost Calculator or read the full HVAC System Replacement guide.