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Window Replacement Cost in Wilmington, DE
Detailed pricing guide with local market adjustments and material comparisons
Wilmington Average
$2,250–$11,250
Market Tier
Town
Cost Breakdown
Window Replacement Cost in Wilmington
TownLowAverageHigh
$2,250$6,750$11,250
Market Tier
Town (0.75x)
Small town with lower labor and material costs
Material Cost Comparison
Replacement windows(Budget)
$1,688–$8,438Flashing tape(Mid-Range)
$2,250–$11,250Spray foam insulation(Premium)
$3,150–$15,750Factors 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 Wilmington
Wilmington Housing Market
Median Home Price
$303,900
Homes for Sale
87
Price per Sq Ft
$210
Local Pros
655
Home Service Professionals Near Wilmington
Agents 173Landscapers 82multimedia_specialist 81lender 75Movers 71Roofers 61HVAC Techs 57Flooring 55
Median Household Income
$55,269
Median Home Value
$224,500
Median Rent
$1,187/mo
Homeownership Rate
46%
Population
71,124
Median Year Built
1946
Source: U.S. Census Bureau, ACS 2023 5-Year Estimates
Track Your Costs
Replacement
Window Replacement
Date
April 2026
Cost
$6,750
Vendor
Your local pro
Warranty
20-year material warranty
Wilmington average: $2,250–$11,250
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
Fair
79
exterior category +12 pts(67 → 79)
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)
BookQuote
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 Wilmington?
The average cost of window replacement in Wilmington, DE ranges from $2,250 to $11,250. 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 Wilmington, local labor rates and material availability also influence pricing.
How do I get accurate quotes for window replacement in Wilmington?
Get at least 3 quotes from licensed professionals in Wilmington. Use Fizbo SmartSearch to find and compare local contractors, read reviews, and request estimates — all in one place.