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Window Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost Altadena
Window Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost Altadena
Window Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost AltadenaWindow Replacement Cost Altadena
Window Replacement Cost in Altadena, CA
Detailed pricing guide with local market adjustments and material comparisons
Altadena Average
$2,550–$12,750
Market Tier
Small City
Cost Breakdown
Window Replacement Cost in Altadena
Small CityLowAverageHigh
$2,550$7,650$12,750
Market Tier
Small City (0.85x)
Small city with below-average costs
Material Cost Comparison
Replacement windows(Budget)
$1,913–$9,563Flashing tape(Mid-Range)
$2,550–$12,750Spray foam insulation(Premium)
$3,570–$17,850Factors that affect your cost
- Number of windows
- Window type (double-hung, casement, picture)
- Frame material (vinyl, wood, fiberglass)
- Glass options (double, triple, Low-E)
- Full-frame vs insert replacement
- Custom sizes needed
- Number of stories
- Trim and casing restoration
Return on Investment
Window replacement typically recovers 68–73% of cost while reducing energy bills 12–33%.
Get Quotes in Altadena
Altadena Housing Market
Median Home Price
$1,585,000
Homes for Sale
6
Price per Sq Ft
$776
Local Pros
536
Home Service Professionals Near Altadena
Agents 95lender 75multimedia_specialist 71Landscapers 64Appraisers 63Movers 60Inspectors 57Flooring 51
Median Household Income
$129,123
Median Home Value
$1,073,500
Median Rent
$2,250/mo
Homeownership Rate
78.3%
Population
41,921
Median Year Built
1945
Source: U.S. Census Bureau, ACS 2023 5-Year Estimates
Track Your Costs
Replacement
Window Replacement
Date
April 2026
Cost
$7,650
Vendor
Your local pro
Warranty
20-year material warranty
Altadena average: $2,550–$12,750
Before
Issue documented with photos
After
Repair completed, area sealed
Materials Used
Replacement windowsFlashing tapeSpray foam insulationInterior trim
Warranty Details
20-year material warranty
Auto-Checkup Created
"Window Seal Check" — every 24 months
Added by youApril 2026
Property Health Score
Good
82
exterior category +12 pts(70 → 82)
Documentation19/25
Maintenance20/25
Warranty22/25
Investment21/25
Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.
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I found several contractors in your area. Here are the top results:
SM
Smith & Sons
Connectedcontractor
4.9(47)
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JR
J&R Home Services
contractor
4.7(23)
From $95/hr
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Title:contractor
Category:contractor
Date:2026-04-04
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Cost FAQ
What is the average cost of window replacement in Altadena?
The average cost of window replacement in Altadena, CA ranges from $2,550 to $12,750. The final price depends on Number of windows, Window type (double-hung, casement, picture), Frame material (vinyl, wood, fiberglass).
What factors affect window replacement cost?
Key factors include: Number of windows, Window type (double-hung, casement, picture), Frame material (vinyl, wood, fiberglass), Glass options (double, triple, Low-E), Full-frame vs insert replacement, Custom sizes needed, Number of stories, Trim and casing restoration. In Altadena, local labor rates and material availability also influence pricing.
How do I get accurate quotes for window replacement in Altadena?
Get at least 3 quotes from licensed professionals in Altadena. Use Fizbo SmartSearch to find and compare local contractors, read reviews, and request estimates — all in one place.