Custom Homes
Ground-up custom homes designed for Dublin's 1980s-90s stucco tract homes in Dublin Ranch neighborhoods. Architecture, engineering, permitting, and construction — all under one roof.
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CSLB #1078806 · Architect & General Contractor · Building Northern California homes since 2018
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Real reviews from verified Northern California homeowners.
deborah maxey
in the last week
Great job and very professional the 1st photo is before and the other 2 is upon completion of work.
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!
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.
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.
Ground-up custom homes designed for Dublin's 1980s-90s stucco tract homes in Dublin Ranch neighborhoods. Architecture, engineering, permitting, and construction — all under one roof.
Second story additions, room extensions, and full remodels in Dublin. Many single-story ranch homes here are ideal candidates for second-story additions.
Detached ADUs, garage conversions, and junior ADUs in Dublin. Full design-build with our 60-day permit guarantee.
Roof replacement and repair in Dublin. Climate Zone 12 cool-roof compliance required. Asphalt shingles, metal, tile, and cool roofing with manufacturer-backed warranties.
Stucco on 90%+ of homes. James Hardie fiber cement, stucco, and waterproofing for Dublin homes with 30-year product warranties.
Energy-efficient window replacement in Dublin — Title 24 Climate Zone 12 compliant. Climate Zone 12 has stricter SHGC requirements.
Every estimate is itemized line by line — materials, labor, permits, cleanup. You see exactly where your money goes before we start.
Every crew member is manufacturer-certified and vetted — licensed, bonded, insured, and background-checked before they touch your home.
50-year manufacturer warranty backed by our own workmanship guarantee for the full duration. If anything fails, we fix it — free.
One dedicated point of contact from first call to final walkthrough. You’ll always know who to reach.
Hamilton Exteriors has completed projects across Dublin — from Dublin Ranch to Jordan Ranch. Here are some of the communities we serve.
Dublin Ranch is one of Dublin's most sought-after neighborhoods. Homes here — 1980s-90s stucco tract homes in Dublin Ranch — face specific challenges from Tri-Valley inland heat with summer highs 90-100°F. Hamilton Exteriors has completed dozens of projects in Dublin Ranch, from full roof replacements to custom ADUs.
Homeowners in Fallon Village trust Hamilton Exteriors for everything from siding upgrades to second story additions. Common issues we address here include stucco hairline cracking from extreme thermal cycling on 1990s-2000s homes. Our team knows Alameda County's Title 24 Climate Zone 12 requirements and takes pride in work that enhances the neighborhood's character.
From energy-efficient window installations to ground-up custom homes, Shannon Park residents choose Hamilton Exteriors for our design-build expertise. With Dublin's microclimate — Hot inland valley — material selection matters. We handle architecture, engineering, permits, and construction.
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We serve Northern California across three regions: the San Francisco Bay Area (six counties from Alameda to Santa Clara), Greater Sacramento (Sacramento out to Roseville, Folsom, and Davis), and the Central Valley (Stockton to Modesto). Our crews are based in Castro Valley. We handle permits and know the building codes for each jurisdiction, which matters because requirements and fees vary significantly between cities.
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.
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.
Most exterior projects in Northern California 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.
Costs in Dublin reflect the premium market and local labor rates. Roof replacements typically run $12,000–$25,000 for a standard home, siding from $24,000–$42,000, and window replacements from $500–$1,000 per window depending on type and frame material. ADUs range from $210,000–$450,000. With median home values at $1,450,000 in Dublin, these improvements are strong investments. We provide free, itemized estimates for every project — no hidden fees.
Dublin is one of California's fastest-growing cities with Dublin Ranch master-planned communities and BART connectivity, with housing stock that includes 1980s-90s stucco tract homes in Dublin Ranch, 2000s-2020s large two-story production homes in Eastern Dublin and Fallon Village, and some 1960s-70s ranch homes in Old Dublin. These homes face specific challenges: stucco hairline cracking from extreme thermal cycling on 1990s-2000s homes, premature shingle granule loss from intense UV and heat, and wind-driven debris damage from Altamont gusts. With median home values at $1,450,000, exterior work is a significant investment that demands a contractor who understands Dublin's unique conditions. Hamilton Exteriors brings local knowledge of Alameda County building codes, Title 24 Climate Zone 12 requirements, and climate-specific material selection to every project.
We serve all Dublin neighborhoods including Dublin Ranch, Fallon Village, Shannon Park, Emerald Glen, Old Dublin, and surrounding areas. With a population of 87,900, Dublin has a wide range of home styles — 1980s-90s stucco tract homes in Dublin Ranch, 2000s-2020s large two-story production homes in Eastern Dublin and Fallon Village, and some 1960s-70s ranch homes in Old Dublin. Our crews are familiar with the architectural character of each neighborhood and carry materials suited to Dublin's climate: Hot inland valley. Summer highs 90-100°F, winter lows 35-42°F. Strong westerly Altamont winds. Virtually fog-free. Annual rainfall 14-18 inches.
Dublin's climate — Tri-Valley inland heat with summer highs 90-100°F, strong Altamont Pass winds funneling through the valley, very low humidity, and minimal fog penetration — creates specific challenges for homeowners. The most common issues we see are stucco hairline cracking from extreme thermal cycling on 1990s-2000s homes, premature shingle granule loss from intense UV and heat, and wind-driven debris damage from Altamont gusts. For roofing, Climate Zone 12 cool-roof compliance required. Concrete tile dominates newer Eastern Dublin. Altamont winds require enhanced 6-nail fastening patterns. Most homes under 25 years with original roofs approaching replacement. Fast permitting: 1-2 weeks. For siding, Stucco on 90%+ of homes. Some 1990s EIFS/synthetic stucco with moisture intrusion issues emerging. No historic preservation restrictions. Fiber cement gaining traction on newer custom homes. Hamilton Exteriors selects materials proven to perform in Dublin's conditions and backs every installation with our 50-year warranty.
Yes. With Dublin's median home value at $1,450,000, exterior upgrades deliver strong ROI. A new roof recoups 60-65% of its cost at resale in the Bay Area, while fiber cement siding (James Hardie) recovers up to 86%. In competitive Dublin neighborhoods like Dublin Ranch and Fallon Village, curb appeal directly impacts days on market and final sale price. Hamilton Exteriors helps Dublin homeowners choose materials that maximize both protection and resale value.
Many older homes in Dublin and Alameda County were built before modern seismic codes. While a roof replacement alone doesn't trigger a seismic retrofit requirement, it's the ideal time to reinforce roof-to-wall connections — especially for homes near the Hayward Fault. Hamilton Exteriors uses Simpson Strong-Tie hurricane clips on every roof we install, which improves earthquake resistance and meets California's latest building standards at no extra cost.
Yes. Parts of Dublin and the East Bay Hills fall within Cal Fire's Very High Fire Hazard Severity Zones (VHFHSZ). Homes in these zones must use Class A fire-rated roofing materials — which includes the asphalt, metal, and tile options Hamilton Exteriors installs. If your property is in a designated fire zone, we also ensure compliant ember-resistant vents and remove combustible material within 5 feet of the roofline as part of our standard installation process.
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21634 Redwood Rd Unit F, Castro Valley, CA 94546
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