4.5/5 – 106 Reviews
A white emblem with a circular design displaying the words "Diamond Certified" around it. A diamond shape is in the center of the circle, giving the impression of a quality or authenticity certification for services like roof replacement or repair.
4.7/5 – 199 Reviews
LICENSE #907116
Mon - Fri: 8:00 - 16:00 (408) 957-0531

Your Trusted Residential Roofing Partner in San Carlos

Roof Replacement, Roof Repairs & Gutter Installation in San Carlos, CA​
A white shield icon with a check mark in the center, symbolizing security or protection for roofing services and gutters, on a light gray background—perfect for Bay 101 Roofing.
10 years of Workmanship Warranty
+ 300
5-Star Reviews from Bay Area Homeowners
30 +
Years of Roofing Experience in San Carlos
What we do

Replace or get a New Roof

At Bay101 Roofing, we’ve been serving homeowners in San Carlos for over 30 years, providing reliable roof replacements, roof repairs, and gutter installations that keep homes safe and beautiful.

Bay101 Roofing is your go-to residential roofing service provider.

A large, modern house with gray roofs, white siding, and several peaked gables, shown in soft, evening sunlight against a pale sky.
Two construction workers wearing helmets and overalls sit on a shingle roof, taking a break from a roof replacement project with tools beside them. The sky is bright and mostly cloudy in the background.
Aerial view of a house roof with gray shingles, two skylights, a chimney, and several roof vents, surrounded by green trees.
10 Year Warranty
Every roof we install in San Carlos comes with a 10-year workmanship warranty, giving you peace of mind and long-term protection
Price Assurance
A new roof not only protects your San Carlos home but also enhances its curb appeal and overall property value.
Financing
We make sure every roof replacement in San Carlos is built to withstand the local climate, keeping your home and loved ones safe year-round.

Our Latest Projects

Testimonials

What clients are saying

I see remarkable attention to detail and good problem-solving. We would use Bay 101 Roofing again in a heartbeat, except we think the roof will outlast us! Many thanks, Jose, Lorena, Juan, Jose, and Adan!

A round icon features a gray, anonymous silhouette centered within a blue circular outline, set against a light gray background. The design is simple, representing Robert G's generic user profile or avatar.
Robert G
Residential Client

”I finally found the trust-worthy roofing company”

”Bay 101 Roofing and did a great job replacing our roof. This company is easy to work with, responsive, competitively priced, knowledgeable and they made the whole process very easy. Highly recommend.”

A person with long brown hair wearing a blue top, smiling. The image, featuring Leonie H, is framed within a circular blue border.
Leonie H
Residential Client

” Remarkable Attention to detail ”

FAQ

A roof replacement in San Carlos typically takes 2–3 days, though the timeline can vary based on your roof’s size, pitch, and material selection. Standard asphalt shingle jobs usually complete within this window, while larger roofs or specialty materials may extend the schedule slightly. Bay101 Roofing plans projects efficiently to balance high-quality installation, professional finishing details, and thorough cleanup with minimal disruption to your daily routine.

Bay101 Roofing installs both aluminum and copper gutters to manage rainwater and protect homes in San Carlos. Aluminum gutters are lightweight, corrosion-resistant, and cost-effective, making them a common choice. Copper gutters are a premium option that delivers long-lasting performance and develops a unique patina over time. Both systems are custom-fit and color-matched to your home’s exterior to improve drainage and curb appeal.

Yes, Bay101 Roofing is fully licensed and insured to provide roofing and gutter services in San Carlos. Licensing ensures the team meets California building codes and safety standards, and insurance protects both homeowners and workers in the unlikely event of accidents or property damage during installation or repair. This professional coverage gives you peace of mind throughout the entire roofing process.

Absolutely, Bay101 Roofing offers a 10-year workmanship warranty on roof replacements in San Carlos, covering the quality and performance of the installation. In addition, most roofing materials come with manufacturer warranties that protect against defects in shingles, underlayment, and other components. Combined, these warranties provide comprehensive coverage and long-term confidence that your roofing investment will perform well.

Getting a free roofing estimate in San Carlos is straightforward. Click the “Get a Free Estimate” button on the Bay101 Roofing website and complete a brief form. A representative will contact you to schedule an on-site inspection. During the visit, a roofing expert evaluates your roof’s condition, discusses recommended services, and provides a transparent, no-obligation quote tailored to your home’s specific needs.

Bay101 Roofing offers flexible payment options for San Carlos homeowners. They accept all major credit cards and personal checks, and also provide financing plans that allow you to spread the cost of roof replacement or repairs over time. During your free estimate appointment, the team reviews available payment methods and helps you choose the best solution for your budget and project goals.

Maintaining your roof helps extend its lifespan and prevent costly damage. Recommended maintenance includes annual professional inspections, debris removal, regular gutter and downspout cleaning, and checking for loose or damaged shingles — especially after storms or high winds. Bay101 Roofing also offers maintenance services and scheduled check-ups to catch small issues early and keep your roof performing reliably year-round.

Get Your Free Roofing Estimate in San Carlos