HVAC System Installation Cost Great FallsHVAC System Installation Cost Great FallsHVAC System Installation Cost Great FallsHVAC System Installation Cost Great FallsHVAC System Installation Cost Great FallsHVAC System Installation Cost Great FallsHVAC System Installation Cost Great FallsHVAC System Installation Cost Great FallsHVAC System Installation Cost Great FallsHVAC System Installation Cost Great Falls

HVAC System Installation Cost in Great Falls, MT

Detailed pricing guide with local market adjustments and material comparisons

Great Falls Average

$5,750–$17,250

Market Tier

Mid-Size City

Cost Breakdown

HVAC System Installation Cost in Great Falls

Mid-Size City

LowAverageHigh

$5,750$11,500$17,250

Market Tier

Mid-Size City (1x)

Mid-size city with average market costs

Climate Adjustment

1.15x

Based on local climate conditions

Material Cost Comparison

Furnace(Budget)

$4,313–$12,938

Air conditioner or heat pump(Mid-Range)

$5,750–$17,250

Evaporator coil(Premium)

$8,050–$24,150

Factors that affect your cost

Home square footage
System type (split, packaged, heat pump)
Efficiency rating (SEER, AFUE)
Ductwork modifications needed
Zoning system addition
Thermostat type
Permit and inspection costs

Get Quotes in Great Falls

Thermal Supply

Great Falls, MT

(406) 727-0647

Talon Plumbing & Heating Inc.

Great Falls, MT

(406) 453-4911

Sawtooth Mechanical & Construction

Great Falls, MT

(406) 562-3303

Facility Improvement Corporation

Great Falls, MT

(406) 452-0009

Founding Member

Premium spot in Great Falls

Ambassador

Lead the Great Falls community

Founding Member

Premium spot in Great Falls

View all 4 hvacs in Great Falls →

Great Falls Housing Market

Median Household Income

$63,934

Median Home Value

$237,400

Median Rent

$866/mo

Homeownership Rate

68.4%

Population

60,412

Median Year Built

1965

Source: U.S. Census Bureau, ACS 2023 5-Year Estimates

Track Your Costs

HVAC

HVAC System Installation

Date

April 2026

Cost

$11,500

Vendor

Your local pro

Warranty

10-year material warranty

Great Falls average: $5,750–$17,250

Before

Issue documented with photos

After

Repair completed, area sealed

Materials Used

FurnaceAir conditioner or heat pumpEvaporator coilDuctwork

Warranty Details

10-year material warranty

Auto-Checkup Created

"HVAC System Inspection" — every 12 months

Added by youApril 2026

Property Health Score

Good

hvac category +20 pts(65 → 85)

Documentation19/25

Maintenance20/25

Warranty22/25

Investment21/25

Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.

Track this repair in PropDoctor →

Get a Personalized Estimate

Find a HVAC tech near me

I found 4 HVAC technicians in your area. Here are the top results:

Professionals Found

4 results

Smith & Sons

Connected

HVAC technician

4.9(47)

BookQuote

J&R Home Services

HVAC technician

4.7(23)

From $95/hr

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Log my hvac system installation in PropDoctor

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Add to Property History

HVAC technician

Title:HVAC tech

Category:HVAC technician

Date:2026-04-05

Fill Form & Review

Fill Form & Submit

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Cost FAQ

What is the average cost of hvac system installation in Great Falls?

The average cost of hvac system installation in Great Falls, MT ranges from $5,750 to $17,250. The final price depends on Home square footage, System type (split, packaged, heat pump), Efficiency rating (SEER, AFUE).

What factors affect hvac system installation cost?

Key factors include: Home square footage, System type (split, packaged, heat pump), Efficiency rating (SEER, AFUE), Ductwork modifications needed, Zoning system addition, Thermostat type, Permit and inspection costs. In Great Falls, local labor rates and material availability also influence pricing.

How do I get accurate quotes for hvac system installation in Great Falls?

Get at least 3 quotes from licensed professionals in Great Falls. Use Fizbo SmartSearch to find and compare local hvacs, read reviews, and request estimates — all in one place.

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HVAC System Installation Cost in Great Falls, MT

Cost Breakdown

HVAC System Installation Cost in Great Falls

Material Cost Comparison

Get Quotes in Great Falls

Great Falls Housing Market

Track Your Costs

HVAC System Installation

Property Health Score

Get a Personalized Estimate

Cost FAQ

More Cost Guides for Great Falls

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Furnace Replacement Cost

Ductwork Repair & Cleaning Cost

Smart Thermostat Installation Cost

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