Roof replacement cost in New Jersey

New Jersey roofs face nor'easters, salt air at the Shore, summer thunderstorms and winter freeze-thaw cycles, and prices vary just as much as the weather. The 2026 ranges below are planning estimates, not quotes and not surveyed averages. Only a measured roof and a written scope can produce a reliable price. NJ Roof Pros is a free homeowner referral service from SoleSource Pros. We match your request with one independent, licensed and insured roofer near you, never several companies. We do not install roofs or set contractors' prices.

For a typical New Jersey home, architectural asphalt shingles are estimated at roughly $11,000–$26,000. Metal is estimated at $25,000–$50,000, and slate at $40,000–$100,000 or more. Flat roofing is estimated at about $6–$12 per square foot of roof. These figures are planning assumptions, and real proposals can land outside them.

Roof area is not the same as interior floor area. Garages, porches, dormers and steep slopes add surface. Ask each roofer for the measured roof area and the sections included, then compare scope before comparing totals.

Architectural shingles are the most common replacement across the state, from South Jersey's postwar ranches and split-levels to Central Jersey colonials. The planning range of $11,000–$26,000 reflects differences in roof size, pitch, shingle line and the extras listed below.

Compare the full system, not just the shingle brand: underlayment, ice-and-water protection at eaves and valleys, flashing, ridge ventilation and cleanup. At the Shore, ask about wind-rated shingles and the fastening pattern the manufacturer requires for the wind warranty. Two quotes with the same shingle name can include very different work.

Slate is estimated at $40,000–$100,000 or more, and the top end can be much higher on large or complex roofs. Slate appears on older homes in towns like Princeton, Haddonfield and older North Jersey neighborhoods. It takes specialized skill, and the existing structure must be able to carry the weight.

Many aging slate roofs have localized failures, such as slipped slates or worn flashing, rather than a worn-out roof. Ask a slate-experienced roofer whether repair is practical before accepting a full replacement. Be cautious of a proposal that does not explain the existing slate's condition.

Beyond material and region, the same handful of factors move almost every estimate. Ask how each applies to your house.

Home improvement contractors in New Jersey must register with the New Jersey Division of Consumer Affairs, and the registration number should appear on contracts and advertisements. Ask for it and verify current insurance directly. Registration is not an endorsement of quality.

Using our free referral does not obligate you to hire anyone. Get the scope, exclusions, payment schedule and warranty in writing. Insurance coverage is decided by your insurer, not by this guide.