How much does it cost to replace one window in Stillwater County?

A single double-hung window replacement costs $300 to $1,200 in Stillwater County, with $700 being the average. Price varies based on frame material (vinyl is cheapest, wood or fiberglass costs more), glass type (double vs. triple pane), and installation complexity.

What type of windows work best for Montana's cold climate?

With 7,498 heating degree-days annually, Stillwater County homes benefit from windows with U-factors of 0.27 or lower. Triple-pane windows with argon gas fill provide the best insulation. IECC Zone 6B code requirements mandate higher thermal performance than warmer regions.

How long does a full-home window replacement take?

Replacing 10 windows in an average home takes 2-3 days for most crews. Each standard window requires 1-2 hours, while bay or bow windows need 4-6 hours. Factors like second-story access, frame repairs, or lead paint remediation can extend the timeline.

Are window replacement costs higher in rural Montana?

Labor rates in Stillwater County match the national average at $28.70 per hour for glaziers. However, travel charges from Billings-area contractors may add $100-$300 to project costs. Material prices are comparable since most suppliers ship statewide at flat rates.

Do new windows increase home value in Stillwater County?

Window replacement projects recoup 60-70% of costs at resale nationally. In Stillwater County, where median home values reach $355,600 (over twice the national average), buyers expect quality finishes. Energy-efficient windows appeal to buyers concerned about the area's high heating demands.

What rebates or tax credits apply to window replacement?

Federal tax credits cover up to $600 for Energy Star certified windows installed in 2026. Montana may offer additional weatherization rebates through utility programs. Manufacturer rebates occasionally provide 5-10% off material costs. Keep all receipts and certification labels for tax filing.

Should I worry about wildfire when choosing windows?

Stillwater County's wildfire risk score of 87.05 is the highest local hazard category. Homes in wildland-urban interface areas should consider tempered glass and non-combustible frames. Fire-rated windows cost 15-25% more but may reduce insurance premiums and provide valuable protection.

REGIONAL COST GUIDE · Stillwater County, MT

How Much Does Window Replacement Cost in Stillwater County, MT?

Window replacement in Stillwater County costs $300-$1,200 per window. Full home projects average $8,500. Local pricing and climate factors explained.

Cost range $300 – $1,200

Average $700

Updated May 17, 2026

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COST BREAKDOWN

What homeowners in Stillwater County actually pay.

Local market ranges built from regional labor, materials, and permitting data — not national averages.

Single Window (double-hung)

$300 Avg: $700 $1,200

Full Home (10 windows)

$5,000 Avg: $8,500 $15,000

Bay or Bow Window

$1,500 Avg: $2,500 $4,000

National avg $700 × 1x local adjustment = $700

Why Stillwater County prices look like this.

Labor rates for glaziers and window installers sit at the national average of $28.70 per hour, making Stillwater County neither a bargain nor a premium market for window replacement. With median home values at $355,600 (more than twice the national average), homeowners here often invest in higher-end window products to match their property values. A single double-hung window runs $300 to $1,200 depending on frame material and glass package, while replacing all windows in an average home costs $5,000 to $15,000. The county's cold climate (IECC Zone 6B) makes energy-efficient windows a practical investment rather than a luxury upgrade.

Labor Costs and Installation Factors

Window installation labor in Montana reflects national glazier wages of $28.70 per hour, or approximately $59,691 annually for full-time installers. Labor accounts for roughly 40-50% of your total project cost, with the remainder going toward materials. Installation complexity affects pricing: a straightforward double-hung replacement in an existing frame takes 1-2 hours per window, while bay or bow windows require 4-6 hours of work plus potential structural modifications. Rotted frames, lead paint remediation in pre-1978 homes, or second-story access can each add $50 to $200 per opening. Getting multiple quotes remains the best way to find competitive labor rates in this rural market.

Weather Risks and Window Durability

Stillwater County carries a Very Low overall hazard risk score of 16.76 out of 100. However, wildfire risk scores 87.05, the highest category for the area. Homeowners near wildland-urban interfaces should consider tempered or fire-rated glass for added protection. Winter weather scores 51.53 (Relatively Low), though the county's harsh heating season means windows must withstand prolonged cold exposure and potential ice buildup. Hail risk remains minimal at 28.66, and tornado risk is negligible at 6.62. Standard impact-resistant glazing is not necessary here, but quality weatherstripping and proper installation matter more than in milder climates.

Climate Considerations for Window Selection

Stillwater County falls in IECC Climate Zone 6B (cold and dry), with 7,498 heating degree-days annually. That figure runs more than double the national median of 3,700 HDD, meaning homes here spend significantly more time and money on heating. Cooling demand is minimal at just 434 cooling degree-days. For this heating-dominated climate, window selection should prioritize low U-factor ratings (0.27 or below) and triple-pane glass where budget allows. Argon or krypton gas fills between panes reduce heat transfer. Proper installation matters as much as the window itself: air leakage around poorly sealed frames can negate the benefits of premium glass packages.

Energy Savings and Payback Period

Montana electricity costs $0.133 per kWh as of February 2026, slightly below the national average. While electric rates are moderate, the county's extreme heating demand (7,498 HDD) means drafty windows drive up heating bills substantially. Upgrading from single-pane to Energy Star certified windows can reduce heating energy loss through windows by 25-30%. For a home spending $2,000 annually on heating, that translates to $500-$600 in yearly savings. With a full-home window replacement averaging $8,500, the energy payback period runs 14-17 years. However, improved comfort, reduced drafts, and increased resale value often justify the investment before pure energy savings pay it back.

Financing Your Window Project

With 30-year mortgage rates at 6.36% as of May 2026, many homeowners tap home equity for window upgrades rather than depleting savings. A $10,000 HELOC at current rates carries monthly payments around $62 over 20 years. Some window manufacturers offer promotional financing with 0% APR for 12-24 months on qualifying purchases. Stillwater County's median home value of $355,600 provides substantial equity for most longtime homeowners. Energy-efficient window installations may qualify for federal tax credits (currently up to $600 for qualifying products) and Montana-specific weatherization rebates. Check with your installer about manufacturer rebates, which can offset 5-10% of material costs.

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FREQUENTLY ASKED · 07

Questions buyers ask about window replacement in Stillwater County.

Short answers to the most common things we hear about local pricing, scope, and timing.

How much does it cost to replace one window in Stillwater County?

A single double-hung window replacement costs $300 to $1,200 in Stillwater County, with $700 being the average. Price varies based on frame material (vinyl is cheapest, wood or fiberglass costs more), glass type (double vs. triple pane), and installation complexity.
What type of windows work best for Montana's cold climate?

With 7,498 heating degree-days annually, Stillwater County homes benefit from windows with U-factors of 0.27 or lower. Triple-pane windows with argon gas fill provide the best insulation. IECC Zone 6B code requirements mandate higher thermal performance than warmer regions.
How long does a full-home window replacement take?

Replacing 10 windows in an average home takes 2-3 days for most crews. Each standard window requires 1-2 hours, while bay or bow windows need 4-6 hours. Factors like second-story access, frame repairs, or lead paint remediation can extend the timeline.
Are window replacement costs higher in rural Montana?

Labor rates in Stillwater County match the national average at $28.70 per hour for glaziers. However, travel charges from Billings-area contractors may add $100-$300 to project costs. Material prices are comparable since most suppliers ship statewide at flat rates.
Do new windows increase home value in Stillwater County?

Window replacement projects recoup 60-70% of costs at resale nationally. In Stillwater County, where median home values reach $355,600 (over twice the national average), buyers expect quality finishes. Energy-efficient windows appeal to buyers concerned about the area's high heating demands.
What rebates or tax credits apply to window replacement?

Federal tax credits cover up to $600 for Energy Star certified windows installed in 2026. Montana may offer additional weatherization rebates through utility programs. Manufacturer rebates occasionally provide 5-10% off material costs. Keep all receipts and certification labels for tax filing.
Should I worry about wildfire when choosing windows?

Stillwater County's wildfire risk score of 87.05 is the highest local hazard category. Homes in wildland-urban interface areas should consider tempered glass and non-combustible frames. Fire-rated windows cost 15-25% more but may reduce insurance premiums and provide valuable protection.

SOURCES · 08

How these numbers were built.

Cost estimates are derived from government data including the U.S. Census Bureau (ACS), Bureau of Labor Statistics (OEWS), FEMA National Risk Index, EIA energy data, IECC climate zone classifications, Federal Reserve (FRED), and HUD Fair Market Rents.