Find licensed deck builders and contractors across Delaware. Browse 10 cities with license data and local permit requirements.
10
Cities Covered
$19-$48
Cost per Sq Ft
$80-$530
Permit Fees
Deck projects in Delaware are regulated at the local level. Permit offices in each city and county administer their own building code adoptions, fee schedules, and inspection timelines. Before you hire a Delaware deck builder, verify they hold any trade or contractor license your municipality requires, confirm they carry general liability insurance, and ask whether they pull permits under their own name or expect you to pull them as owner-builder. The contractors listed on this page have had their business websites and public records verified; we recommend requesting references and a written estimate before signing anything.
Wilmington
Pop. 70,898
Dover
Pop. 39,403
Newark
Pop. 33,698
Middletown
Pop. 22,350
Bear
Pop. 21,450
Brookside
Pop. 14,353
Smyrna
Pop. 12,883
Milford
Pop. 11,463
Seaford
Pop. 8,256
Georgetown
Pop. 7,436
Average costs for a typical 300 sq ft deck with railing in Delaware.
| Material | Low | Average | High |
|---|---|---|---|
| Pressure-Treated Wood | $5,953 | $7,632 | $10,074 |
| Cedar | $8,268 | $10,600 | $13,992 |
| Composite (Trex, TimberTech) | $11,575 | $14,840 | $19,589 |
Delaware Deck Permits
Permit requirements, fees, and exemptions
Deck Cost Calculator
Free estimates with Delaware pricing
Delaware Tree Services
Tree removal, trimming, stump grinding
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