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Hamilton Exteriors — Bay Area roofing, siding, and exterior remodeling
4.8-star rated by 38 verified Bay Area homeowners

CSLB #1078806 · Architect & General Contractor · Building Bay Area homes since 2018

Siding Contractor in South San Francisco

Serving South San Francisco & San Mateo County
Licensed & Insured
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Hamilton Exteriors provides professional siding services in South San Francisco, California. Licensed under CSLB #1078806, we handle all South San Francisco building permits and inspections. Call (650) 977-3351 for an estimate.

Local Expertise

Siding in South San Francisco: What Local Homeowners Need to Know

Old Town cottages often have multiple siding layers (original wood, asbestos overlay, aluminum) requiring full tear-off and potential abatement. Westborough has stucco or T1-11. Fiber cement is go-to replacement.

South San Francisco's climate — split microclimate — eastern bayside is warmer and drier, western hills catch heavy fog and Pacific wind. Industrial salt flats and bayside bring salt air to eastern homes. — directly impacts siding performance and material selection. The most common issues we address in South San Francisco include deferred maintenance on older worker cottages in Old Town with decades of lead paint layering and eastern bayside salt corrosion on flashing. Hamilton Exteriors selects materials proven for South San Francisco's Title 24 Climate Zone 3 conditions and backs every installation with our 50-year warranty.

South San Francisco's housing stock spans 15% pre-1940, 30% 1940-1960, 25% 1960-1985. Architectural styles range from 1920s-40s worker cottages and bungalows on Sign Hill and Old Town to 1950s-60s ranches in Westborough and Winston Manor. Each era and style presents different siding requirements — from material compatibility to structural considerations. Our crews know what to expect before they arrive on site.

Factory-certified by our manufacturer partners

Owens Corning Preferred Contractor
CertainTeed ShingleMaster
GAF Master Elite Contractor
Tesla Powerwall Certified
James Hardie Elite Preferred
Rated 4.8 ★ from 38 Verified Bay Area Homeowners

What Homeowners Say About Our Work

Real reviews from verified Bay Area homeowners.

maribelle nisha vivar, Hamilton Exteriors customer

maribelle nisha vivar

2 weeks ago

Customer service is A+. Shout out to Rachel. Thanks!

E

Eric W.

via Yelp

Hamilton Exteriors did an amazing job on my roof. The team was professional, and the quality of work was top-notch. Highly recommend!

R

Robert H.

via Angi

From the very first consultation, we knew we'd made the right choice. The team was knowledgeable and genuinely listened to our concerns about energy efficiency and design. We've already noticed a drop in our energy bills.

L

Laura G.

via Nextdoor

Hamilton Exteriors repaired extensive dry rot damage on our home's exterior. Their attention to detail and commitment to quality were evident throughout the project. Our home looks better than ever.

Bay Area home with financing options available through Hamilton Exteriors
Financing Options

Financing Options Available For Everyone

Most Bay Area exterior projects range from $15,000 for a standard roof replacement to $600,000 for a custom ADU — and paying out of pocket isn't the only option. Hamilton Exteriors partners with multiple lending providers to offer $0-down financing with approved credit, 12-month same-as-cash plans, and extended terms up to 15 years for larger projects. You only pay for completed, inspected work — we never ask for full payment before the job is done. Whether you're replacing a roof, upgrading siding, or building an ADU, your project manager will walk you through every payment option during your free estimate so you can choose what fits your budget.

Ask about same-as-cash plans during your estimate.

Mid Market

Siding Costs in South San Francisco

$18,000–$34,000

Median home value in South San Francisco: $1,100,000

Prices reflect South San Francisco's mid market and San Mateo County labor rates. Actual costs depend on home size, materials, and project complexity. We provide free, itemized estimates with no hidden fees.

Get Your Estimate

Rated 4.8 stars by Bay Area homeowners across BBB, Trustpilot, Google, and Yelp

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Rated 4.8/5.0

What Siding Options Are Available?

Vinyl Siding by Hamilton Exteriors in the Bay Area

Vinyl Siding

Vinyl siding is a versatile and durable exterior cladding made from PVC resin. It provides excellent resistance to weather, pests, and moisture, while requiring minimal maintenance. Available in a wide range of colors, textures, and styles.

Fiber Cement Siding by Hamilton Exteriors in the Bay Area

Fiber Cement Siding

Fiber cement siding, particularly James Hardie products, is a premium exterior cladding made from a blend of cement, sand, and cellulose fibers. Renowned for its durability, it resists fire, pests, and harsh weather conditions while requiring minimal maintenance.

Stucco Siding by Hamilton Exteriors in the Bay Area

Stucco Siding

Stucco is a timeless and durable exterior finish made from a mixture of cement, sand, lime, and water. Known for its excellent weather resistance and energy efficiency, stucco provides a seamless, textured look that enhances both traditional and modern architectural designs.

Waterproofing by Hamilton Exteriors in the Bay Area

Waterproofing

Waterproofing ensures a home's exterior is protected from moisture, preventing water damage and mold. By creating a reliable barrier, it enhances the durability of siding materials and helps maintain a home's structural integrity in all weather conditions.

Neighborhoods We Serve

Siding Across South San Francisco Neighborhoods

Old Town

Old Town homeowners frequently choose Hamilton Exteriors for siding. Old Town cottages often have multiple siding layers (original wood, asbestos overlay, aluminum) requiring full tear-off and potential abatement. With South San Francisco's Split: eastern bayside 62-78°F summers, western hills 55-68°F, material selection in Old Town requires local expertise.

Winston Manor

In Winston Manor, homes are predominantly 1950s-60s ranches in Westborough and Winston Manor. Westborough has stucco or T1-11. Our crews are familiar with Winston Manor's architectural character and building requirements.

Sunshine Gardens

From Sunshine Gardens to Buri Buri, South San Francisco homeowners trust Hamilton Exteriors for siding that stands up to split microclimate — eastern bayside is warmer and drier. We handle permits, engineering, and installation — you get a single point of contact.

Westborough

Westborough's mid-century homes often have original wood or stucco siding showing wear from decades of South San Francisco's coastal climate. Fiber cement replacement addresses moisture damage while transforming curb appeal.

Sign Hill

Sign Hill's exposed position means siding faces constant wind and moisture. We use enhanced installation techniques with sealed joints and weather-resistant barriers for lasting performance in this challenging South San Francisco microclimate.

Buri Buri

Buri Buri's family homes benefit from siding upgrades that improve appearance and weather protection. We handle complete siding replacement including dry rot remediation for this established South San Francisco neighborhood.

Our Advantage

Why Choose
Hamilton Exteriors?

Transparent Pricing

Every estimate is itemized line by line — materials, labor, permits, cleanup. You see exactly where your money goes before we start.

Factory Trained Installers

Every crew member is manufacturer-certified and vetted — licensed, bonded, insured, and background-checked before they touch your home.

50-Year Warranty

50-year manufacturer warranty backed by our own workmanship guarantee for the full duration. If anything fails, we fix it — free.

Your Own Project Manager

One dedicated point of contact from first call to final walkthrough. You’ll always know who to reach.

Our Latest Projects

Powered by BackOffice
Architectural Shingle Roof Replacement in Fremont Roofing 3

Architectural Shingle Roof Replacement

Location

Fremont

Products

GAF Architectural Shingles

Completed

Jun 10, 2026

Architectural Shingle Roof Replacement in Fremont — photo 2Architectural Shingle Roof Replacement in Fremont — photo 3
New Roof Installation in Hayward Roofing

New Roof Installation

Location

Hayward

Products

GAF Architectural Shingles

Completed

Jun 5, 2026

Full Roof Replacement in Walnut Creek Roofing

Full Roof Replacement

Location

Walnut Creek

Products

GAF Architectural Shingles

Completed

Jun 2, 2026

James Hardie Siding Installation in Pleasanton Siding

James Hardie Siding Installation

Location

Pleasanton

Products

James Hardie

Completed

May 28, 2026

GAF Roof Replacement in Oakland Roofing

GAF Roof Replacement

Location

Oakland

Products

GAF Architectural Shingles

Completed

May 15, 2026

Architectural Roof Replacement in Berkeley Roofing

Architectural Roof Replacement

Location

Berkeley

Products

GAF Architectural Shingles

Completed

Apr 10, 2026

Frequently Asked Questions

Didn't find the answer to your question? Call Now (650) 977-3351

What areas in the Bay Area do you serve?

We serve six Bay Area counties — Alameda, Contra Costa, Marin, Napa, San Mateo, and Santa Clara — covering 47 cities from Oakland to San Jose. Our crews are based in Castro Valley, putting us within 45 minutes of every city we serve. We handle permits and know the building codes for each jurisdiction, which matters because requirements and fees vary significantly between cities.

How does billing and financing work?

We offer $0-down financing with approved credit, 12-month same-as-cash plans, and extended terms up to 15 years for larger projects. You only pay for completed, inspected work — we never ask for full payment before the job is done. Your project manager will walk you through every option during your estimate appointment. We also accept checks, ACH, and all major credit cards.

Are you licensed and insured?

Yes. CSLB License #1078806 — verify it anytime at cslb.ca.gov. We carry $2M general liability, full workers’ comp, and are bonded per California law. We hold GAF Master Elite, Owens Corning Preferred, CertainTeed ShingleMaster, and James Hardie Elite Preferred certifications — each requires annual training and quality audits to maintain. We’re happy to provide proof of insurance before any work begins.

Do I need a permit for my exterior project?

Most exterior projects in the Bay Area require a building permit. Fees vary by city — Oakland runs $200–$600, Peninsula cities often more. We handle the entire permit process: application, plan submission, and scheduling inspections. Permit fees appear as a separate line item in your estimate so you’ll see every cost upfront. For homes in WUI fire zones (Berkeley Hills, Oakland Hills, parts of Marin), we ensure full compliance with local fire-rated material requirements.

How much does siding replacement cost in South San Francisco?

Siding replacement in South San Francisco typically ranges from $8,000 to $30,000 depending on your home size and material choice. James Hardie fiber cement is our most popular option for San Mateo County homes. We offer free inspections with detailed estimates.

What siding material is best for South San Francisco weather?

For South San Francisco homes, we recommend James Hardie fiber cement siding for its superior weather resistance and 30-year warranty. It handles the Bay Area's marine air and temperature swings better than wood or vinyl. Many homes in Avalon have switched to fiber cement.

How long does siding installation take in South San Francisco?

Most siding projects in South San Francisco take 1-2 weeks depending on home size. We handle all San Mateo County permits and protect your landscaping throughout the installation.

Do you offer waterproofing with siding in South San Francisco?

Yes. Every siding installation in South San Francisco includes comprehensive waterproofing — moisture barriers, flashing, and caulking. This is especially important for homes in San Mateo County where seasonal rain can cause hidden damage.

Does Hamilton Exteriors offer siding financing in South San Francisco?

Yes, we offer $0 down financing for siding projects in South San Francisco. Get pre-qualified during your free inspection — most homeowners pay between $150-$300/month.

Is James Hardie fiber cement better than vinyl siding for South San Francisco?

For South San Francisco's coastal fog and wind exposure with cool, damp conditions much of the year, James Hardie outperforms vinyl in durability, fire resistance, and appearance. Fiber cement resists moisture, won't warp in temperature swings, and holds paint longer. It's our most recommended material for Peninsula homes.

Does South San Francisco have fire zone requirements for siding?

California building code requires fire-resistant exterior materials statewide. In South San Francisco, fiber cement and stucco both meet these requirements. Hamilton Exteriors ensures all siding installations comply with San Mateo County fire safety codes.

How long does a siding project take in South San Francisco?

Most siding projects in South San Francisco take 1-3 weeks depending on home size and material. Homes in Westborough, Sunshine Gardens, Sign Hill, Buri Buri with standard footprints complete on the shorter end. We handle all permits and protect your landscaping throughout.

Do I need a permit for siding in South San Francisco?

San Mateo County generally requires permits for siding replacement in South San Francisco, especially when changing materials or modifying the building envelope. Hamilton Exteriors manages all permitting as part of our full-service approach.

How does siding protect against moisture in South San Francisco?

South San Francisco's coastal fog and wind exposure with cool, damp conditions much of the year makes moisture management critical. Every siding installation includes a weather-resistant barrier, proper flashing, and sealed penetrations. We inspect for existing moisture damage before installing new siding.

Ready to start? (650) 977-3351

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21634 Redwood Rd Unit F, Castro Valley, CA 94546

Serving Oakland, Berkeley, Fremont, San Jose, Palo Alto, Walnut Creek, San Rafael, Napa, Redwood City & more across Alameda, Contra Costa, Marin, Napa, San Mateo & Santa Clara counties. All 47 cities →