Wilmington, DE · 2026 cost guide
How much does new siding cost in Wilmington?
In Wilmington, new siding costs about $8,400–$23,000 in 2026 for about 1,500 sq ft of exterior wall, vinyl to fiber cement — roughly $5.25–$15.76 per square foot. That’s in line with the Delaware average.
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Wilmington cost breakdown
| Wilmington typical range | $8,400–$23,000 |
| Wilmington per square foot | $5.25–$15.76 |
| Delaware state average | $8,200–$22,500 |
| Versus Delaware average | in line with average |
What’s different about Wilmington
Wilmington is Delaware's largest market with the deepest contractor pool, and proximity to the Philadelphia corridor lifts labor and cost of living.
- Moisture management and rot-resistant materials add cost in humid air.
- Salt exposure favors corrosion- and fade-resistant cladding.
How the cost is built
Siding cost is driven by wall area, material (vinyl is the budget option; engineered wood and fiber cement cost more), the number of stories, and trim around windows and doors. Tearing off old siding and repairing sheathing underneath adds to the total.
Frequently asked questions
How much does new siding cost in Wilmington?
In Wilmington, new siding costs about $8,400 to $23,000 in 2026 for about 1,500 sq ft of exterior wall, vinyl to fiber cement — roughly 5.25–15.76 per square foot. That's in line with the Delaware average, reflecting local labor and permit costs.
What affects the cost of new siding in Wilmington?
Wilmington is Delaware's largest market with the deepest contractor pool, and proximity to the Philadelphia corridor lifts labor and cost of living. Moisture management and rot-resistant materials add cost in humid air.
How can I get an accurate siding estimate in Wilmington?
Use the free Siding Calculator to plug in your real measurements, then collect two or three local Wilmington quotes to compare. Prices vary by neighborhood, access, and project complexity.
Siding cost in other Delaware metros
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Open calculator →The Wilmington figure scales the Delaware cost range by a local metro index, then adjusts for the city’s labor market and climate. A 2026 planning estimate, not a quote — get local bids. See our methodology.