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May 6, 2025

Key Factors That Influence the Cost of a New Roof

Roof Size and Complexity

One of the biggest cost drivers is the size of your roof. Roofing contractors calculate your price by “roof square”—one square equals 100 sq. ft. The larger your roof, the higher the overall cost. But it’s not just square footage; complex roofs with steep pitches, multiple valleys, or features like skylights and dormers increase labor costs and waste, resulting in higher costs.

Material Choices and Their Impact on Price

The type of roofing material you select is another factor with a major impact. Asphalt shingles are the most common, and they’re usually the lowest cost choice. Architectural shingles, wood shakes, metal roofing, slate roof, cedar shake, and tile roofs all come with their own price points. Each offers different lifespans, appearances, and installation needs, so homeowners should consider what fits both their budget and style.

  • Asphalt shingles: Cost-effective, easy to install, and popular for most homes.
  • Metal roofing: Longer lifespan and energy efficiency, but with a higher initial cost.
  • Slate and tile: Long-lasting and attractive, with premium price tags.

Wood shake/cedar shake: Natural look and good insulation, but require more maintenance.

Labor, Installation Methods, and Regional Variation

Labor costs can account for 40%-60% of the total roof replacement cost. Rates vary by area, but additional factors like building codes, the complexity of roof installation, and accessibility all affect the final price. High-end homes or unique roof shapes may need special installation methods or extra layers of underlayment. Your region also affects the cost—urban areas or those with higher demand may see a higher average cost.

Comparing Roof Replacement to Repairs

How Much Does a New Roof Cost: Typical Price Ranges and What to Expect

Understanding typical price ranges helps you budget and plan for your new roof. Costs shift based on roofing material, home size, and labor rates in your area.

Average Cost Breakdown by Roofing Material

What’s Included in a Roof Replacement Estimate

Hidden Costs Homeowners Should Know

While replacing your roof, some expenses aren’t obvious at first:

  • Repairing water damage to roof decking
  • Replacing damaged underlayment
  • Upgrading ventilation or adding insulation
  • Fixing flashing around chimneys or skylights

Roofs with multiple layers or older homes may reveal surprises during tear-off. Setting aside an extra 10–20% in your budget helps cover unexpected repairs.

Choosing the Right Contractor and the Value of Professional Installation

What to Look For in a Roofing Contractor

The best roofers offer:

  • Proper licensing and insurance
  • Written warranties on materials and workmanship
  • Reputation for honesty and reliable service
  • Experience working with your roof type and local building codes
  • Clear communication about pricing, timeline, and steps of the roof replacement project

Don’t be swayed by the lowest cost alone—focus on value, experience, and quality roofing.

Why Stonebridge Roofing Is the Right Choice for Your Roof Replacement

If you live in St. Louis or the surrounding area, Stonebridge Roofing stands out as a trusted local roofing company. We value transparency, safety, and quality at every step. Our roofers are fully licensed and insured, and we back our work with strong warranties.

With Stonebridge, you get honest roof estimates, expert advice on the right roofing system for your home, and clear answers about material and installation costs. We help you make informed decisions and protect your home for decades to come.

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