H
HouseBuildCalc

Cost to Build a House in Great Falls, Montana (2026)

A 2,000 sq ft mid-range home in Great Falls costs approximately $292,647$372,459, or $175/sq ft.

$129
Basic $/sq ft
builder-grade
$175
Mid-Range $/sq ft
most common
$238
Premium $/sq ft
custom finishes
$332,553
2,000 sq ft (Mid)
two-story estimate

Estimated Build Cost in Montana

$350,056

Range: $308,049$392,063

$175
per sq ft
$1,861/mo
est. mortgage

Configure Your Build

5004,0008,000

Upgraded finishes, quality materials

20% ($70,011)
3%20%50%

Mid-Range Finish Includes

  • Quartz countertops
  • Hardwood floors
  • Semi-custom cabinets
  • Upgraded fixtures
Loading chart…

Line-Item Estimate

2,000 sq ft · mid quality
🏗️Foundation & Concrete
Full basement or reinforced crawl space
$35,006
10%
🪵Framing & Structure
Advanced framing techniques, engineered lumber
$56,009
16%
🏠Exterior & Roofing
Fiber cement siding, architectural shingles
$45,507
13%
HVAC / Plumbing / Electrical
High-efficiency HVAC, PEX plumbing, 200A service
$63,010
18%
🧱Insulation & Drywall
Blown-in insulation, smooth-finish drywall
$24,504
7%
🎨Interior Finishes
Quartz counters, hardwood floors, semi-custom cabinets
$56,009
16%
Total Estimate
Range: $308,049$392,063
$350,056
$175/sq ft avg

* Excludes land cost, which varies widely by location. Add $20,000–$200,000+ depending on your area.

Building in Great Falls: What to Know

  • Air Force base, stable demand
  • Lower costs than west MT

Cost by Size in Great Falls

1,000 sq ft$166,277
1,500 sq ft$249,415
2,000 sq ft$332,553
2,500 sq ft$415,692
3,000 sq ft$498,830

About Construction Costs in Great Falls

Building a new home in Great Falls, Montana in 2026 costs approximately $175 per square foot for mid-range construction — putting a 2,000 sq ft home at roughly $332,553 for the structure alone (excluding land). Great Falls is 5% below the Montana state average, making it one of the more affordable markets in the state.

Montana as a whole has a cost multiplier of 0.98× the national average. Combined with Great Falls's local adjustment of 0.95×, the effective multiplier for this city is 0.93× the national baseline.

These estimates cover construction costs only and do not include land, which varies significantly in Great Falls. Always obtain bids from at least 2–3 licensed general contractors in the area for an accurate project budget.

See all of Montana
Statewide costs, all cities, and detailed notes
Montana guide →