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Top Roof Replacement & Installation in Frederick, Maryland Ranked
Replacing your roof in Frederick is a significant investment in your home's safety, energy efficiency, and curb appeal. Given the city's distinct seasonal shifts-from humid summers to snowy winters-selecting the right materials and a qualified contractor is crucial for long-term performance. A well-executed roof installation project not only protects your home from the elements but can also enhance its value and aesthetic character. Understanding local costs, timelines, and material options suited to Maryland's climate is the first step toward a successful upgrade.

Keystone Building and Restoration, LLC
9 N Summit Ave suite 200, Gaithersburg, MD 20877
Keystone Building and Restoration, LLC is a roofing contractor serving Washington, DC, and nearby Maryland areas including Frederick, Germantown, Gaithersburg, and Rockville. They provide residential and commercial roofing services such as roof installation, replacement, leak repair, and roof inspections. The company also offers siding and gutter installation and specializes in wind and hail damage restoration. Keystone partners with GAF, a leading roofing material manufacturer, to deliver quality roofing solutions. They have experience handling insurance claims to assist customers with coverage and financing options. Keystone offers 24/7 service availability to accommodate customer schedules.

GoodGood Roofing & Siding
615 S Frederick Ave STE 301, Gaithersburg, MD 20877
GoodGood Roofing & Siding is a veteran-owned roofing contractor serving Washington, DC, and nearby areas including Maryland and Northern Virginia. They specialize in roof installation, replacement, leak repair, and certification inspections. The company is certified by CertainTeed, GAF, and Owens Corning, ensuring quality materials and workmanship. They also focus on storm damage restoration and assist customers through insurance claim processes. GoodGood Roofing & Siding is known for offering flexible financing options and military and senior discounts.

Dream Exterior
8401 Helgerman Ct, Gaithersburg, MD 20877
Dream Exterior is a roofing and exterior home improvement contractor serving Washington, DC. They specialize in roof replacement, window and door installation, siding, gutters, and exterior trim work. Known for handling large projects efficiently, they offer detailed finish work and have experience addressing issues like wood rot and water damage. Customers appreciate their thorough approach and quality installations. The company has built a reputation over many years for professionalism and attention to detail.

DNB Construction LLC
5710 Wicomico Ave, Rockville, MD 20852
DNB Construction LLC has been providing residential and commercial roofing services since 2009 in Washington, DC, Maryland, and Virginia. They specialize in roof installation, replacement, and repair, including asphalt shingles, slate, cedar shake, copper, steel roofing systems, and TPO membranes. Their services also include roof inspections and certifications. The company emphasizes craftsmanship and uses advanced manufacturing equipment to ensure quality results. DNB Construction is experienced in working with insurance claims and coordinating related repairs, offering comprehensive roofing solutions.

Dunsmore Exteriors Roofing
12060 Old Frederick Rd, Marriottsville, MD 21104
Dunsmore Exteriors Roofing is a family-owned roofing contractor serving Baltimore, MD, and surrounding Maryland areas. With over 15 years of experience, they offer residential and commercial roofing services including installation, replacement, repairs, and emergency roof services. Their expertise includes asphalt shingle roofing, metal roofing such as standing seam, cedar shake, flat roofs, and roof coatings. The company also provides roof inspections and certifications, siding, windows, doors, and gutter services. They emphasize clear communication, detailed estimates, and extended warranty options like the SureStart lifetime guarantee on CertainTeed roofing systems.
Understanding Frederick's Climate and Your Roof
The weather in Frederick presents specific challenges for roofing systems. A durable roof here must be engineered to handle a wide range of conditions throughout the year, making material choice and installation quality paramount. 1
Key Weather Considerations:
- Freeze/Thaw Cycles: Maryland winters can bring snow and ice, followed by warmer temperatures. This cycle can cause trapped water to expand and contract, leading to cracked shingles, broken seals, and eventual leaks if the roofing system isn't robust. 2
- High Winds and Storms: Frederick can experience strong winds, hail, and occasional severe storms. These events test a roof's wind rating and can loosen or tear away improperly installed shingles. 3
- Summer Heat and Humidity: Scorching summer temperatures and high humidity can accelerate the wear on certain materials. Proper attic ventilation is not a luxury; it's essential to prevent heat buildup that can cook shingles from underneath and lead to moisture issues like mold and rot. 4
- Seasonal Debris: Abundant autumn leaves can quickly clog gutters. When gutters are blocked, water can back up under the roof edge, leading to wood rot, damaged fascia, and in winter, the formation of destructive ice dams. 5
Popular Roofing Materials for Frederick Homes
The right roofing material balances durability, aesthetics, budget, and climate suitability. Here's a breakdown of the most common options chosen by Frederick homeowners.
Asphalt Shingles
By far the most popular choice, asphalt shingles offer a winning combination of affordability, reliability, and style variety. Modern architectural (or dimensional) shingles provide better wind resistance and a more textured, upscale look compared to traditional 3-tab shingles. With a typical lifespan of 20 to 30 years, they are a cost-effective solution for many homes. 6 7 8
Metal Roofing
Metal roofs are gaining significant traction in Frederick due to their exceptional longevity and performance. A properly installed metal roof can last 50 years or more. They are highly resistant to wind, fire, and impact, and their reflective properties can improve energy efficiency during hot summers. While the upfront cost is higher than asphalt, the long-term value is often compelling. 9
Cedar Shakes
For homeowners seeking a natural, rustic aesthetic, cedar shakes offer timeless beauty. They provide good insulation but require a higher level of maintenance to prevent moss, mildew, and decay. They are a mid-to-high cost option and it's important to check local fire codes, as some areas may have restrictions. 6
Slate and Synthetic Tile
These are premium roofing options known for their incredible durability, fire resistance, and distinctive appearance. A genuine slate roof can last 75 to 100 years or more. The significant weight of these materials often requires a structural assessment of your home's framing to ensure it can support the load. The investment is substantial, but so is the lifespan and curb appeal. 9
What to Expect: Project Timeline and Process
A full roof replacement is more than just a day of installation. Understanding the typical timeline helps set realistic expectations.
Standard Timeline: For a typical asphalt shingle roof on a standard home, the physical installation usually takes 1 to 3 days under ideal weather conditions. 10 11 However, the entire process from initial consultation to final cleanup often spans 2 to 3 weeks. This includes time for a detailed inspection, obtaining permits, ordering and delivering materials, scheduling the crew, and conducting final inspections. 12 13
Factors That Can Extend the Timeline:
- Roof Complexity: Steep slopes, multiple valleys, dormers, chimneys, and skylights add complexity and require more labor and time. 12
- Material Choice: Installing premium materials like slate, tile, or complex metal panels is more meticulous and can take 1 to 2 weeks or longer. 14
- Unforeseen Damage: Once the old shingles are removed, contractors may discover rotted or damaged roof decking (sheathing) that must be repaired before new materials can be installed. 13
- Weather Delays: Roofing cannot proceed during rain, heavy winds, or extreme temperatures. Shingles require specific temperature ranges (typically between 40°F and 85°F) for the adhesive seals to activate properly. 14
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Cost Breakdown for Roof Replacement in Frederick
The cost of a new roof is influenced by several factors: the size and pitch of your roof, the material selected, the complexity of the job, and the contractor's labor rates. 15 Below are general estimates to help frame your budget planning.
| Project Type | Typical Total Cost Range (Frederick, MD) | Approximate Cost per sq. ft. |
|---|---|---|
| Asphalt Shingles | $8,000 - $15,000 10 16 17 | $3.50 - $5.50 18 19 |
| Metal Roofing | $10,000 - $25,000+ | $7.00 - $14.00 20 9 |
| Slate or Tile | $15,000 - $30,000+ | $10.00 - $20.00+ 20 9 |
Important Notes on Cost:
- These are estimates. Your specific quote will depend on your home's unique measurements and needs. 18
- Size is Key: Roofers measure in "squares" (100 square feet). Your roof's total square footage and pitch are the primary cost drivers.
- Hidden Costs: Always budget for potential decking repair, upgraded ventilation systems, or ice and water shield barriers, which add to the cost but are critical for a quality installation. 21
- Financing: Many reputable contractors offer financing options to help manage the investment in your home. 22
The Importance of Professional Installation and Maintenance
Choosing a licensed, insured, and experienced local contractor is non-negotiable. A proper installation includes critical steps like installing ice and water protection in vulnerable areas, ensuring adequate attic ventilation, and using proper flashing techniques around penetrations. After your new roof is installed, proactive maintenance is key. This includes bi-annual inspections (especially after severe weather), keeping gutters clean, and trimming overhanging tree branches to prevent debris accumulation and damage. 4
Frequently asked questions
Sources
Footnotes
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What's the Best Type of Roof for Your Maryland Home? - https://www.integrityhomepro.com/posts/what-is-the-best-type-of-roof-for-your-maryland-home ↩
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8 Spring Roofing Tips for 2023-24 MD - Politz Enterprises - https://politzenterprises.com/eight-spring-roofing-tips-trusted-roofing-company-frederick-md/ ↩
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The Effects of Maryland Weather on Your Roof - https://www.topperconstruction.com/roofing/how-maryland-weather-affects-your-roof/ ↩
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The Ultimate Guide to Roof Repair and Maintenance in ... - https://www.topperconstruction.com/roofing/frederick-county-roof-repair-company/ ↩ ↩2
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What's the Lifespan of a Shingle Roof? - https://www.mrroof.com/blog/lifespan-of-a-shingle-roof/ ↩
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Comprehensive Guide to Roof Types in Maryland - https://kangaroof.com/comprehensive-guide-to-roof-types-in-maryland/ ↩ ↩2
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Choosing the Right Roofing Material for Your Home - https://www.fourseasonsroofingmd.com/choosing-the-right-roofing-material ↩
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Best Type Of Roofing Shingles For Maryland Homeowners - https://roofright.com/best-type-of-roofing-shingles-for-maryland-homeowners/ ↩
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Factors That Impact The Cost Of Your New Roof In Maryland - https://roofright.com/factors-that-impact-the-cost-of-your-new-roof-in-maryland/ ↩ ↩2 ↩3 ↩4
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Trusted Roofing Contractor in Frederick, MD - https://shumakerroofing.com/ ↩ ↩2
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How Long Does a Roof Replacement Take? Complete 2025 Timeline - https://amstillroofing.com/blog/how-long-does-a-roof-replacement-take-complete-2025-timeline/ ↩
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Average Roof Replacement Time: 7 Key Facts for 2025 Success - https://goliniroofing.com/average-roof-replacement-time/ ↩ ↩2
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How Long Does a Roof Replacement Take in Maryland? - https://mars-roofing.com/how-long-roof-replacement-maryland/ ↩ ↩2
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Fall Roof Replacements: Why its the best - https://fivepointsroofing.com/roofing-blog/why-you-should-replace-your-roof-in-the-fall/ ↩ ↩2
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How Much Does a Roof Replacement Cost in Maryland? - https://www.constellationhome.com/blog/how-much-does-a-roof-replacement-cost-in-maryland/ ↩
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Cost of Roofing in Frederick, MD - https://frederickroofs.com/cost-of-roofing-in-frederick-md ↩
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BEST Roofing Company Near You in Frederick MD w/ Free ... - https://www.improveitmd.com/services/frederick-maryland-roofing-company-near-you ↩
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Replacing Your Roof in 2025? Here's What It Will Cost You - https://www.ridgetopexteriors.com/blog-posts/roof-replacement-costs-2025 ↩ ↩2
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How Much Does An Average Roof Replacement Cost in 2025, A ... - https://cobexcg.com/average-roof-replacement-cost/ ↩
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Roof Replacement Cost Maryland | Average Prices & Factors - https://advantagehomeexteriors.com/learning-center/roof-replacement-cost-maryland/ ↩ ↩2
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Roof Replacement Cost in Maryland - MARS Roofing - https://mars-roofing.com/cost-roof-replacement-maryland/ ↩
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What to look for when financing a roof replacement in Maryland - https://roofright.com/what-to-look-for-when-financing-a-roof-replacement-in-maryland/ ↩