CostInMyCity

Boise, ID / HVAC replacement

HVAC replacement cost in Boise, ID

Typical cost: $7,356 (range $4,922 to $21,464)

Typical all-in

$7,356

Job cost plus the local permit fee at this size.

Low
$4,922
Typical
$7,356
High
$21,464

Breakdown

Labor (allocated)$2,189
Materials (allocated)$5,109
Job subtotal$7,298
Permit$58
All-in typical$7,356

Labor is adjusted for construction wages in this metro. Materials stay at the national figure. This is an estimate, not a contractor quote.

Average $7,500; common $5,000 to $12,500; up to $22,000 with new ductwork.

A typical HVAC replacement in Boise, ID is about $7,356, including a permit fee of $58.

What we assumed

We price HVAC replacement in Boise, ID at 3-ton (36,000 BTU) like-for-like split system.

When a published schedule is a valuation formula, the documented assumed valuation is $7,500 typical ($5,000 low, $16,000 high); not a city-assessed value. 2026 average $7,500; high toward new-duct jobs.

Typical 3-ton (36,000 BTU) like-for-like split as two appliances under Table B(2): $33.00 base + $12.50 furnace + $12.50 AC = $58.00. Low = Table B(3) single fixture/appliance (heat pump or mini-split) $57.00. High = same two-appliance B(2) $58.00. Valuation unused.

Cost details

Cost by size

SizeAll-in typicalPermit
1 system (typical)$7,356$58
2 systems$14,653$58
3 systems$21,951$58

All-in at this size, adjusted for local wages. The permit is the city fee when the schedule lists one.

What moves the price

What changes the total

  • Cost scales with the number of systems, not a separate tonnage price.
  • Labor for HVAC replacement in Boise, ID is adjusted for local construction wages.
  • The permit fee on the typical job is $58. The permit section on this page has the schedule detail.

Compare HVAC replacement across metros

All-in at the typical job size, adjusted for local wages. The permit is the city fee when the schedule lists one.
CityAll-in typicalPermitOpen
Charlotte, NC$7,316$92.55Open
Seattle, WA$8,392$126.73Open
Denver, CO$7,695$83Open
Nashville, TN$7,373$75Open
Atlanta, GA$7,450$175Open
Austin, TX$7,282$74.05Open
Phoenix, AZ$7,916$558Open
Tucson, AZ$7,382$218.54Open
Portland, OR$8,257$187.04Open
Raleigh, NC$7,354$124Open
Tacoma, WA$8,486$221.29Open
St. Louis, MO$7,850$65Open

Other home projects in Boise, ID

All-in at the typical job size, adjusted for local wages. The permit is the city fee when the schedule lists one.
JobAll-in typicalPermitOpen
Roof replacement$9,334$197.86Open
HVAC replacement$7,356$58This page
Deck$13,989$237.43Open
Kitchen remodel$29,887$546.96Open

Questions about this estimate

How much does HVAC replacement cost in Boise, ID?
Typical all-in is about $7,356. The official Building Division permit fee of $58 ($33 mechanical + $25) is included in the all-in.
Is a permit required for HVAC replacement in Boise, ID?
Yes. City of Boise Planning and Development Services, Building Division requires a permit for a typical HVAC replacement in Boise, ID. The typical listed fee is $58. City of Boise, not Meridian/Nampa and not Ada County.
What is included in this HVAC replacement estimate for Boise, ID?
The estimate is labor adjusted for local wages in Boise, ID, plus materials at the national figure, at the typical size in the table above. The official typical permit fee of $58 is included in the all-in typical.
Why might the Boise permit fee differ from this typical figure?
The official Boise, ID fee comes from Boise City Mechanical Code and Fuel Gas Code Fee Schedule Tables B(2) and B(3) (FY27, Oct. 2026, effective 10-1-26) (flat). Typical 3-ton (36,000 BTU) like-for-like split as two appliances under Table B(2): $33.00 base + $12.50 furnace + $12.50 AC = $58.00. Site conditions, extras not in the typical row, and schedule updates can change what you actually pay. Verify with City of Boise Planning and Development Services, Building Division.
How is the typical permit fee calculated for HVAC replacement in Boise, ID?
Typical 3-ton (36,000 BTU) like-for-like split as two appliances under Table B(2): $33.00 base + $12.50 furnace + $12.50 AC = $58.00. Low = Table B(3) single fixture/appliance (heat pump or mini-split) $57.00. High = same two-appliance B(2) $58.00. Valuation unused.
What project value is this HVAC replacement permit fee based on in Boise, ID?
Listed typical project value $7,500.

Permit in Boise

Fee schedule retrieved Oct 7, 2026

City of Boise Planning and Development Services, Building Division lists a typical permit fee of $58 for this HVAC replacement in Boise, ID (range $57 to $58). Source: Boise City Mechanical Code and Fuel Gas Code Fee Schedule Tables B(2) and B(3) (FY27, Oct. 2026, effective 10-1-26).

City of Boise, not Meridian/Nampa and not Ada County. The FY27 mechanical/fuel-gas schedule (effective 10-1-26) is the posted mechanical schedule on the PDS fees page. Table B(1) square-footage rates are for new SFR/duplex and are not used. Commercial Table C is not used.

Typical 3-ton (36,000 BTU) like-for-like split as two appliances under Table B(2): $33.00 base + $12.50 furnace + $12.50 AC = $58.00. Low = Table B(3) single fixture/appliance (heat pump or mini-split) $57.00. High = same two-appliance B(2) $58.00. Valuation unused.

Line items

Figures come from the city fee schedule. A blank line is not published as a dollar amount.
Line itemFee
Residential mechanical base (Table B(2))$33
Furnace and air conditioner appliances (Table B(2), $12.50 each)$25

Process

Does a typical HVAC replacement in Boise, ID need a permit?
A typical HVAC replacement in Boise, ID is listed as requiring a permit. City of Boise, not Meridian/Nampa and not Ada County.
Who issues the permit in Boise, ID, and where do I apply?
City of Boise Planning and Development Services, Building Division issues permits for HVAC replacement in Boise, ID. Apply at https://www.cityofboise.org/departments/planning-and-development-services/building/.
What extra fees or surcharges are listed for HVAC replacement in Boise, ID?
The official permit lists these extra line items for HVAC replacement in Boise, ID: Residential mechanical base (Table B(2)): $33; Furnace and air conditioner appliances (Table B(2), $12.50 each): $25.

Schedule FAQ

Which official schedule is this HVAC replacement fee based on in Boise, ID?
The official typical for HVAC replacement in Boise, ID cites Boise City Mechanical Code and Fuel Gas Code Fee Schedule Tables B(2) and B(3) (FY27, Oct. 2026, effective 10-1-26) (retrieved Oct 7, 2026). Fee model: flat.
What local fee-schedule notes are on file for HVAC replacement in Boise, ID?
FY27 Building Code Fee Schedule Table 1-A (effective 10-1-26, unchanged from Oct 2023). $2,001-$25,000 = $70.76 first $2,000 plus $12.71 per additional $1,000. Residential plan review 20% of the building permit for 1-2 family.
Why does the HVAC replacement permit fee in Boise, ID show a low-to-high range?
Listed permit fees for HVAC replacement in Boise, ID span $57 to $58, with a typical of $58. Typical 3-ton (36,000 BTU) like-for-like split as two appliances under Table B(2): $33.00 base + $12.50 furnace + $12.50 AC = $58.00.
What alternate permit fees are listed if the typical HVAC replacement path in Boise, ID does not apply?
The typical path for HVAC replacement in Boise, ID does not include these listed alternate-path line items: Furnace and air conditioner appliances (Table B(2), $12.50 each): $25 (Included in typical. $12.50 furnace + $12.50 AC). Confirm with City of Boise Planning and Development Services, Building Division if your job falls outside the typical path.

Citations

  1. How Much Does HVAC Replacement Cost? [2026 Data] Retrieved Aug 13, 2026. Average $7,500; $5,000–$22,000; labor about $1,500; national permit range $50–$500 (not city-specific).
  2. Boise City Mechanical Code and Fuel Gas Code Fee Schedule Tables B(2) and B(3) (FY27, Oct. 2026, effective 10-1-26) Retrieved Oct 7, 2026.
  3. BLS OEWS construction wages – Boise City, ID BLS OEWS construction-and-extraction mean hourly wage / national same vintage, applied to the labor share only. Not a city-specific bid survey.

Cite this page

Fee schedule retrieved Oct 7, 2026

CostInMyCity. "HVAC replacement cost in Boise, ID." https://costinmycity.com/cost/hvac-replacement/boise-id/. Fee schedule retrieved Oct 7, 2026. Source: Boise City Mechanical Code and Fuel Gas Code Fee Schedule Tables B(2) and B(3) (FY27, Oct. 2026, effective 10-1-26).

Boise City Mechanical Code and Fuel Gas Code Fee Schedule Tables B(2) and B(3) (FY27, Oct. 2026, effective 10-1-26)

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