Roof Replacement in New Jersey - Alpha Pro Construction

Roof replacement protects your property for decades when it is done right, and getting it right means more than nailing down new shingles. A proper replacement tears the roof off to the deck, repairs what is hidden underneath, and rebuilds the entire system, underlayment, flashing, ventilation, and surface, as one weatherproof assembly.

Alpha Pro Construction has replaced roofs across Bridgewater and 130+ New Jersey towns since 2015. We install GAF and other manufacturer-grade shingles along with metal, tile, and flat-roof systems, and we pass the manufacturer warranty through to you in writing on top of our own workmanship guarantee.

A new roof is also one of the highest-return exterior investments a New Jersey homeowner can make. It improves energy efficiency, satisfies home-sale inspections, and resets the clock on decades of protection, all while transforming the look of the house. As a licensed and insured contractor with a perfect 5.0 rating across 94 Google reviews, we make the process clear and clean from estimate to final walkthrough.

Alpha Pro Construction crew replacing the roof on a brick ranch home with new dark shingles in New Jersey

What We Do

What a Roof Replacement Includes

Complete Tear-Off

Removing the old roof down to the deck, not layering over old problems.

Deck Inspection and Repair

Inspecting and replacing any rotted or damaged plywood sheathing.

Underlayment and Ice Shield

New synthetic underlayment and ice-and-water shield at the vulnerable edges.

New Flashing

Fresh flashing at chimneys, walls, valleys, and every roof penetration.

Proper Ventilation

Ridge and intake ventilation sized to protect the new roof and attic.

Drip Edge

Metal drip edge to direct water into the gutters and off the fascia.

Shingle or Material Install

GAF, metal, tile, or flat-roof systems in the color you choose.

Cleanup and Magnet Sweep

Full debris haul-away and a magnet sweep of the yard for stray nails.

When It Is Time to Replace Your Roof

Knowing when to replace a roof saves you from pouring money into repairs that no longer make sense. Age is the first signal, an asphalt shingle roof in New Jersey is typically due around 25 to 30 years, and the following signs confirm it.

The roof is 20+ years old and repairs are becoming frequent
Widespread curling, cracking, or balding shingles
Large amounts of shingle granules in the gutters
Multiple leaks or staining in different areas
A sagging roofline or visible deck damage
Daylight or moisture throughout the attic

Roof Replacement Cost in New Jersey

Roof replacement cost in New Jersey is driven by the size and pitch of the roof, the material you choose, the number of old layers to remove, and the condition of the deck underneath. A straightforward asphalt shingle replacement sits at the lower end, while steep, complex, or metal and tile roofs cost more.

We measure your actual roof and provide a free written estimate with the price itemized, so you can see exactly what you are paying for and compare options at different price points. We will also tell you where spending more buys real longevity and where it does not, so the decision is informed rather than guessed.

Choosing a Roofing Material for Your Replacement

The material you choose for a roof replacement shapes its cost, lifespan, and look. Architectural asphalt shingles are the most popular choice on New Jersey homes for their balance of durability, curb appeal, and price, with manufacturer warranties that run decades.

Metal roofing costs more upfront but lasts far longer and sheds snow and wind well, tile delivers a distinctive look and exceptional longevity, and EPDM, TPO, or modified bitumen handle the flat and low-slope sections many homes have. We help you weigh these against your budget and how long you plan to stay in the home.

Why Choose Alpha Pro for Roof Replacement

A roof replacement is a major investment, and the contractor matters as much as the material. New Jersey homeowners choose Alpha Pro because we install complete systems the right way, keep the job site clean and safe, and back the work in writing.

Licensed and insured New Jersey roofing contractor
Perfect 5.0 rating across 94 Google reviews
GAF and manufacturer-grade systems with written warranties
Full tear-off and deck repair, not a layover
Permits, installation, and cleanup handled for you
Free written estimates and a magnet nail sweep at the end

Roof Replacement in New Jersey - FAQs

How Much Does a Roof Replacement Cost in New Jersey?

Roof replacement cost in New Jersey depends on the size and pitch of the roof, the material, the number of layers to tear off, and the condition of the deck. We measure your roof and provide a free written, itemized estimate so you know the price before any work begins.

How Long Does a Roof Replacement Take?

Most residential roof replacements in New Jersey are completed in one to three days, depending on the size and complexity of the roof and the weather. We confirm the timeline when we provide your estimate.

Should I Replace or Just Repair My Roof?

Repair makes sense for an otherwise sound roof with isolated damage. Replacement is the better value once the roof is near the end of its life, has widespread shingle wear, or needs frequent repairs. A free inspection gives you an honest answer.

Do You Tear Off the Old Roof or Go Over It?

We tear the old roof off down to the deck so we can inspect and repair the sheathing and install a complete new system. Layering new shingles over old hides problems and shortens the life of the new roof, so we do not recommend it.

What Roofing Materials Do You Install?

We install architectural and three-tab asphalt shingles, standing-seam and other metal roofing, tile, and flat-roof systems such as EPDM, TPO, and modified bitumen, matching the material to your property and budget.

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