The Best Roofing Contractors in Delaware, NJ

Compare the highest-rated roofing professionals in Delaware, New Jersey. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Generational Roofing & Exteriors

4.8
(142 reviews)
Verified

A family-owned and operated premier roofing contractor specializing in high-quality residential and commercial roof replacements, repairs, and storm damage restoration. Known for exceptional customer service and expertise in navigating insurance claims for hail and wind damage.

842 Main Street, Delaware, NJ 07833

Specialties & Features

Storm Damage Restoration
Insurance Claim Assistance
Asphalt Shingle Roofing
Emergency Tarp-Ins

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Keystone Roofing Systems

4.7
(118 reviews)
Verified

A full-service roofing company with a strong reputation for durability and craftsmanship. They offer a wide range of material options including metal, slate, and synthetic tiles, and provide robust maintenance programs to extend roof life in Delaware's variable climate.

301 Industrial Drive, Unit 4, Delaware, NJ 07833

Specialties & Features

Metal Roofing Installation
Roof Maintenance Programs
Slate & Tile Roofing
Commercial Flat Roofs

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
#3

Delaware Valley Roofing & Siding

4.5
(96 reviews)
Verified

A trusted local provider known for reliable repair work and efficient emergency services. They excel in quick leak mitigation and thorough roof inspections, helping homeowners and small businesses address problems before they become major issues.

609 Oak Avenue, Delaware, NJ 07833

Specialties & Features

Emergency Leak Repair
Roof Inspections
Residential Roof Repair
Soffit & Siding

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes

Why These Are the Top Roofing Contractors in Delaware

The roofing market in Delaware, New Jersey, is heavily influenced by the region's four-season climate, featuring hot/humid summers and cold, snowy winters with potential for nor'easters. This weather demands durable, well-installed roofs that can handle thermal expansion, heavy snow loads, and high winds. Reputable local contractors are well-versed in NJ building codes and specialize in storm damage restoration, particularly for hail and wind, which are common insurance claims in the area. Homeowners prioritize warranties and contractors with strong insurance claim expertise.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Delaware regulations and climate

Frequently Asked Questions About Roofing in Delaware

Get answers to common questions about roofing services in Delaware, New Jersey.

1What is the typical cost range for a new asphalt shingle roof in Delaware and New Jersey?

For a standard 2,000-2,500 sq. ft. home, a full asphalt shingle roof replacement in Delaware and New Jersey typically ranges from $8,500 to $15,000. This range accounts for regional material and labor costs, the complexity of your roof (like steep pitches or multiple valleys), and the quality of shingles chosen. Always get 3-4 detailed, written estimates from licensed local contractors, as prices can vary significantly between South Jersey, North Jersey, and different Delaware counties.

2When is the best time of year to schedule a roof replacement in this region?

The ideal windows are late spring (May-June) and early fall (September-October). These periods typically offer the most stable, dry weather, which is crucial for proper installation of materials like asphalt shingles. Avoid deep winter due to ice and safety concerns, and be mindful that summer storms can cause delays. Scheduling during these shoulder seasons also helps you avoid the contractor backlog that often occurs after major regional hail or wind storms.

3Are there specific local building codes or permits required for roofing in Delaware and New Jersey?

Yes, both states and most municipalities require permits for a full roof replacement. In New Jersey, the Uniform Construction Code (UCCI) applies, and in Delaware, it's the Delaware State Building Code. A reputable local roofer will handle pulling the required permit, which ensures the work is inspected for compliance with critical wind uplift ratings—especially important for coastal areas—and proper ice and water shield installation in colder inland zones.

4How do I choose a reliable roofing contractor in Delaware or New Jersey?

Always verify the contractor holds a valid Home Improvement Contractor (HIC) license in New Jersey or a Delaware Home Improvement License. They must also carry full liability insurance and workers' compensation. Check for strong local references and reviews, and membership in regional associations like the Roofing & Sheet Metal Contractors Association of NJ & PA. Be wary of storm-chasing contractors who solicit door-to-door after severe weather.

5What are the most common roof problems caused by the local climate in DE and NJ?

The humid subtropical climate brings specific challenges: summer thunderstorms with high winds can lift and damage shingles, winter freeze-thaw cycles in NJ's northwest and DE can cause ice dam formation at eaves, and year-round humidity along the coast can promote algae growth (black streaks) and moss. Regular semi-annual inspections, especially after severe weather seasons, are key to catching wind damage, clogged gutters, and degraded sealants early.