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Roof Replacement Cost
in Frederick, MD

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Understanding the Cost of a New Roof

Here at AC Matthews Roofing & Exteriors, the most common question we get before a roof replacement estimate is “What’s this going to cost?” It’s a fair question, and vague answers are frustrating. Here’s what drives roof replacement cost in Frederick, Maryland, and what you should be skeptical of when getting estimates.

Completed shingle roof install by AC Matthews Roofing & Exteriors

Roof Replacement Cost Ranges in Frederick, MD

ScopeTypical RangeNotes
Small home (under 1,500 sq ft)$7,000 – $10,000Architectural shingles, standard pitch
Mid-size home (1,500–2,500 sq ft)$10,000 – $16,000Most common range in Frederick
Large home (2,500–3,500 sq ft)$15,000 – $22,000Includes complex rooflines, valleys
Decking replacement (per sheet)$80 – $120Added when moisture damage found

*Actual pricing is based on your home, materials, and other factors that cannot be fully reflected on this page. Use this chart as a reference only.

Material Cost Comparison

MaterialMaterial Cost (per sq ft)Notes
Asphalt Architectural Shingles (GAF Timberline HDZ)$1.35 - $2.60Most frequently installed; most cost-effective option for Frederick homes
Metal Roofing$1.50 - $25.00Wide range depending on system; total installed cost is higher than asphalt due to labor
Synthetic Slate$8.00 - $16.00Premium appearance with lower maintenance than natural slate
Flat Roofing$1.50 - $15.00Cost varies by membrane system; typically used on low-slope or commercial applications

*These estimates do not include additional costs like labor, installation, etc. Material costs can also vary based on current market prices and product lines. Use this chart as a reference only.

What Drives Your Cost Up or Down

Every roof is different, and when you’re looking into having yours replaced, there are numerous factors that move your estimate in either direction. Here are the top reasons you should be aware of.

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The size of your roof is the starting point for every estimate. More surface area means more material and more labor.

Steep roofs require additional safety equipment, slower installation, and more material waste. The steeper the pitch, the higher the labor cost.

Valleys, dormers, skylights, and chimneys all add flashing work and installation time. A straightforward roofline costs less than one with multiple transition points.

Frederick's older homes often have two or three layers of shingles that need to come off before a new system goes down. Tear-off labor adds cost and isn't always reflected in initial estimates from other contractors.

If moisture has reached the OSB or plywood beneath your shingles, damaged sections have to be replaced before installation begins. We discover this during tear-off, update your estimate immediately, and don't proceed without your approval.

What an Estimate from AC Matthews Includes

When you schedule a roof estimate with our team, we provide a line by line breakdown of costs that includes:

If you’re getting quotes from multiple contractors, be skeptical of any estimate that doesn’t include a permit line item. Unpermitted roofing work in Frederick not only leaves you open to subpar workmanship, but it also creates title issues when you sell. 

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GAF MASTER ELITE ROOFING CONTRACTOR

Workmanship With Integrity

AC Matthews is proud to be a GAF Master Elite® Roofing Contractor, a status achieved by only 2–3% of roofing companies in the entire country. This elite recognition highlights our commitment to superior workmanship, strict quality standards, and roofing systems built to protect your home for years to come.

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Elite certification earned by only 2–3% of roofers nationwide for proven quality and reliability.
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Consistently top-rated by homeowners with 300+ 5-star ratings.
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Accredited and A+ rated for a strong commitment to integrity, trust, and customer satisfaction.

WE INSTALL ALL LEADING BRANDS

Products That Last

GAF roofing systems, Royal Building Products siding systems, and Provia, Windows & Doors are our flagship material partners, but we proudly install all leading brands. Whether you prefer a specific manufacturer or your insurance requires it, you’ll still receive the same elite AC Matthews installation and warranty support.

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Frequently Asked Questions About Roof Replacement Costs in Frederick, MD

Estimates vary because of different material quality, different labor rates, different overhead structures, and, sometimes, scope differences that aren't obvious until you compare line by line. A low estimate that doesn't include a permit, uses 3-tab shingles instead of architectural, or skips ice and water shield is genuinely less expensive, and genuinely less valuable. Compare scope, not just the bottom line.

If your replacement is driven by storm damage, your insurer pays the approved scope minus your deductible. The contractor works from the insurance-approved estimate. If you want upgrades beyond the covered scope, you pay the difference.

A roofing square equals 100 square feet of roof surface. A 2,000 square foot home doesn't have a 2,000 square foot roof — the roof area depends on pitch and overhangs, typically 1.2x to 1.5x the footprint. A roofing contractor measures actual roof squares to produce an accurate estimate.

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