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Garage Conversion Cost in Wilmington, DE
Detailed pricing guide with local market adjustments and material comparisons
Wilmington Average
$11,250–$30,000
Market Tier
Town
Cost Breakdown
Garage Conversion Cost in Wilmington
TownLowAverageHigh
$11,250$20,625$30,000
Market Tier
Town (0.75x)
Small town with lower labor and material costs
Material Cost Comparison
Framing lumber(Budget)
$8,438–$22,500Insulation(Mid-Range)
$11,250–$30,000Drywall(Premium)
$15,750–$42,000Factors that affect your cost
- Garage size
- Scope (room vs full ADU with kitchen/bath)
- Foundation and floor leveling
- Insulation and drywall
- Window and door installation
- HVAC extension
- Electrical and plumbing
- Permit and zoning requirements
- Parking replacement
Get Quotes in Wilmington
Wilmington Housing Market
Median Home Price
$330,000
Homes for Sale
92
Price per Sq Ft
$207
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
Renovation
Garage Conversion
Date
April 2026
Cost
$20,625
Vendor
Your local pro
Warranty
5-year material warranty
Wilmington average: $11,250–$30,000
Before
Issue documented with photos
After
Repair completed, area sealed
Materials Used
Framing lumberInsulationDrywallFlooring
Warranty Details
5-year material warranty
Auto-Checkup Created
"Conversion Inspection" — every 24 months
Added by youApril 2026
Property Health Score
Good
85
interior category +12 pts(73 → 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.
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Find a remodeling near me
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I found several remodeling contractors in your area. Here are the top results:
SM
Smith & Sons
Connectedremodeling contractor
4.9(47)
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JR
J&R Home Services
remodeling contractor
4.7(23)
From $95/hr
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Title:remodeling
Category:remodeling contractor
Date:2026-04-08
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Cost FAQ
What is the average cost of garage conversion in Wilmington?
The average cost of garage conversion in Wilmington, DE ranges from $11,250 to $30,000. The final price depends on Garage size, Scope (room vs full ADU with kitchen/bath), Foundation and floor leveling.
What factors affect garage conversion cost?
Key factors include: Garage size, Scope (room vs full ADU with kitchen/bath), Foundation and floor leveling, Insulation and drywall, Window and door installation, HVAC extension, Electrical and plumbing, Permit and zoning requirements, Parking replacement. In Wilmington, local labor rates and material availability also influence pricing.
How do I get accurate quotes for garage conversion in Wilmington?
Get at least 3 quotes from licensed professionals in Wilmington. Use Fizbo SmartSearch to find and compare local remodelings, read reviews, and request estimates — all in one place.