Climate Zone 12 cool roof requirements apply — min aged solar reflectance 0.20 steep-slope. Standard 3-tab shingles degrade faster here (15-18 year life vs 20-25 coastal). Concrete tile gaining popularity for heat resilience. No widespread WUI designation in city core.
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Roofing Contractor in Antioch
500+ projects
Since 2018
Up to 50-Year
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For local cost factors and planning, read our Roofing cost guide for Antioch.
For detailed pricing factors, use our 2026 Bay Area roof replacement cost guide.
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Roofing certifications and contractor credentials
Customer-Service Obsessed
Responsive from consultation through project closeout
Architect and general contractor
One accountable team
Licensed, bonded, and insured
Verified business credentials
Roofing Services 
Choose the Roofing Service You Need
Roof Replacement
A full roof-system scope based on deck condition, water-control details, ventilation, material choice, permits, and cleanup.
Roof Repair
Targeted diagnosis and repair for leaks, damaged roofing, flashing failures, penetrations, and isolated storm damage.
Roof Inspection
A condition review of roofing, flashings, penetrations, drainage, ventilation, and visible deck concerns before a scope is set.
Gutters
Gutter and downspout planning tied to roof edges, drainage paths, fascia condition, discharge points, and site conditions.
Roofing Systems 
Explore Roofing Systems for Your Home
Asphalt Shingles
GAF shingle systems planned around roof geometry, ventilation, flashing, color, and applicable warranty options.
GAF Energy Solar Roofing
Timberline Solar ES 2 energy shingles coordinated with compatible Timberline roofing, electrical design, permits, and utility requirements.
Metal Roofing
Standing-seam and metal-panel options reviewed for slope, penetrations, drainage, finish, and connection details.
Tile Roofing
Clay and concrete tile systems planned around structural capacity, underlayment, flashing, drainage, and replacement access.
Torch-Down Roofing
Modified-bitumen roofing for eligible low-slope sections, planned around deck condition, drainage, penetrations, flashing, and application details.
TPO Roofing
Single-ply TPO membrane systems planned around attachment, insulation, heat-welded seams, drainage, penetrations, and edge details.
Antioch's housing stock spans 8% pre-1960, 22% 1960-1979, 25% 1980-1999. Architectural styles range from 1970s-80s ranch-style tract homes in older neighborhoods to 2000s-2020s two-story stucco production homes in Lone Tree. Each era and style presents different roofing requirements — from material compatibility to structural considerations. Our crews know what to expect before they arrive on site.
Antioch experiences extreme Central Valley-influenced summers with temperatures regularly exceeding 100 degrees, creating significant thermal stress on building materials. Composite shingles with high thermal resistance, such as GAF Timberline HDZ, perform well in these conditions while providing 130 MPH wind resistance for winter storms.
The housing stock in Antioch spans from 1970s-era subdivisions near downtown to newer master-planned communities in the eastern hills, with median home prices around $620,000. Many of these homes are approaching or have passed the 20-30 year mark for their original roofing, creating demand for replacement with modern materials that offer better energy efficiency and longevity.
The City of Antioch Building Department processes residential permits through its Community Development office, with typical turnaround of 4-6 weeks for standard projects. Hamilton Exteriors (CSLB #1078806) handles all permit applications for Antioch roofing projects, ensuring compliance with local building codes and California Title 24 energy requirements.
Neighborhoods We Serve
Roofing Across Antioch Neighborhoods
Local planning starts with the site, neighborhood context, access, and applicable city review.
Prewett Ranch
Prewett Ranch homeowners frequently choose Hamilton Exteriors for roofing. Climate Zone 12 cool roof requirements apply — min aged solar reflectance 0.20 steep-slope. With Antioch's Summer highs average 93°F with 20+ days over 100°F, material selection in Prewett Ranch requires local expertise.
Sycamore
In Sycamore, homes are predominantly 2000s-2020s two-story stucco production homes in Lone Tree. Standard 3-tab shingles degrade faster here (15-18 year life vs 20-25 coastal). Our crews are familiar with Sycamore's architectural character and building requirements.
Lone Tree
Lone Tree homes often feature original roofing materials that have endured decades of Antioch's climate extremes. Our team assesses each roof's condition and recommends the most cost-effective solution, from targeted repairs to full replacement.
Deer Valley
Many Deer Valley properties benefit from architectural shingle upgrades that improve curb appeal and energy efficiency. We match colors and styles to the neighborhood's character.
Sand Creek
Heritage homes in Sand Creek often need specialized roofing approaches that respect the original architecture while meeting modern California building codes.
Project Management How Hamilton Exteriors
How Hamilton Exteriors
Manages Your Roofing Project
Roof and Deck Review
We inspect the roof covering, accessible deck conditions, flashing, penetrations, ventilation, and drainage before defining the scope.
Roof System Scope
Your proposal identifies tear-off, deck repairs, underlayment, flashing, ventilation, selected GAF materials, permits, and cleanup.
Weather-Tight Installation
We coordinate dry-in, roofing installation, flashing details, ventilation, daily cleanup, required inspections, and site protection.
Warranty and Closeout
We review eligible GAF product and workmanship warranty terms, complete final checks, and provide the project closeout information.
Latest Roofing Projects
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Google rating 4.6 ★ from 47 public reviews
Roofing Project Reviews
Homeowner feedback from this type of project.
Chandra Williams
a week ago
Roof City did an excellent job on my roof. They were professional, fast, efficient, and clean. They over- delivered on their promise to do a five- star job in two days, which included all materials and permits needed. They deserve a 10 star rating 🌟 ✨ 💫🌟✨💫🌟✨💫☀️🙌🏾😀👍🏾
Abe Mendoza
a month ago
Very Satisfied with Hamilton Exteriors work replacing roof. Good price and flexible payment plans. They took care of the permits and cleanup. Great communication and response times. Highly recommend.
Ernesto Garlitos
a month ago
The team dis an excellent job on our roof. Carlos and his team are punctual, communicative and kept the worksite clean throughout the project. There was a slight delay in the beginning but the whole process felt smooth and stress free. Alex was generous enough to add in extra service worth $759. Highly recommended, honest roofing work.
Laarni yet
a month ago
They offered a reasonable price for my roof replacement, and overall I’m satisfied with the work. The main issue was that it took quite a while to finish because of the permit process. At one point, I was worried that the roofing materials left at the property might be stolen, so I texted them about it. They responded to my message right away, which I appreciated, and luckily nothing was stolen. Overall, the price was fair, they were responsive when I had concerns, and the project was completed.
Google rating: 4.6/5 from 47 public reviews
Read reviews on Google Budget Market
Roofing Costs in Antioch
$9,000–$16,000
Median home value in Antioch: $620,000
Prices reflect Antioch's budget market and Contra Costa County labor rates. Actual costs depend on home size, materials, and project complexity. We provide free, itemized estimates with no hidden fees.
Get Your EstimateCompare Roofing Systems for Your Home
Swipe to compare all options.
| Feature | Asphalt Shingles | Metal Roofing | Tile Roofing | Torch-Down | TPO | Integrated Solar |
|---|---|---|---|---|---|---|
| Roof geometry | Sloped roofs | Sloped roofs | Sloped roofs | Low-slope roof sections | Low-slope roof sections | Compatible sloped roof sections |
| Early design review | Deck, ventilation, and flashing | Panel layout and penetrations | Structural load and underlayment | Deck, slope, drainage, and application details | Deck, insulation, attachment, and drainage | Solar access and electrical layout |
| Main coordination point | Roof-system warranty | Panel and finish details | Tile access and replacement | Membrane layers, seams, and flashings | Attachment, welded seams, and edge details | Roofing and electrical scope |
| Visual character | Architectural shingle courses | Clean standing seams | Clay or concrete profiles | Granulated or smooth membrane | Light-colored single-ply membrane | Low-profile energy shingles |
| Dedicated guide | Asphalt shingles | Metal roofing | Tile roofing | Low-slope roofing | Low-slope roofing | GAF solar roofing |
Roofing Financing
Plan Your Roof Project With Approved Credit
Financing may be available for eligible roof replacements and larger roofing projects with approved credit. During your roof consultation, we review the scope and explain current lender programs, terms, and payment timing.
Ask which current options fit your roofing project.
Call Now (650) 977-3351 Frequently Asked Questions
Didn't find the answer to your question? Call Now (650) 977-3351
What areas do you serve?
We serve Northern California across three regions: the San Francisco Bay Area, Greater Sacramento, and the Central Valley. Our published guides cover 14 counties and 88 cities. Our Castro Valley and Sacramento offices support local estimating, permit coordination, and project planning across these regions.
How does billing and financing work?
Financing may be available for eligible projects with approved credit. Available terms depend on lender approval, project scope, and current programs. Your project manager can review the options that apply before work begins. We also accept checks, ACH, and major credit cards.
Are you licensed and insured?
Yes. Hamilton Exteriors holds CSLB License #1078806, active general liability coverage, and the required contractor bond. We also hold GAF Master Elite and James Hardie Elite Preferred credentials. We can provide current proof of coverage before work begins.
Do I need a permit for my exterior project?
Permit requirements depend on the project scope and local jurisdiction. Hamilton Exteriors coordinates required applications, plan documents, corrections, and inspections. Permit fees and allowances appear in the proposal before construction begins.
How much does a roof replacement cost in Antioch?
A standard 2,000 sq ft asphalt shingle roof replacement in Antioch costs $17,500 to $21,500, including tear-off, underlayment, flashing, and cleanup (Hamilton Exteriors 2024-2026 project data). Permit fees add $250 to $550. Metal roofing runs $25,000 to $38,000. Tile roofing runs $30,000 to $45,000. Every Hamilton Exteriors estimate is fully itemized — you see exactly where your money goes.
Do I need a permit for a roof replacement in Antioch?
Yes. The City of Antioch requires a building permit for all roof replacements. Permit fees are $250 to $550 (Hamilton Exteriors 2024-2026 project data). Hamilton Exteriors handles the entire permit process — application, plan submission, and scheduling inspections. We never suggest skipping the permit.
How long does a roof replacement take in Antioch?
Most asphalt shingle roof replacements take 2 to 5 days from start to completion. Metal and tile roofs take 4 to 7 days. Larger homes over 3,000 square feet or those with complex roof geometry may extend the timeline by 1 to 2 days. Weather delays are uncommon during dry season but can add time in winter.
What roofing material is best for Antioch's climate?
Premium architectural asphalt shingles (GAF Timberline HD
Do you offer emergency roof repair in Antioch?
Yes. If your roof is leaking or has sustained storm damage, call (650) 977-3351. We prioritize emergency tarping and repair — typically within 24 hours for active leaks. We carry emergency tarping materials on every truck during storm season.
Your Next Step
Plan Your Project With a Clear Scope
Financing may be available with approved credit for eligible projects.
Tell us about your project. We usually call within 3–5 minutes to schedule the next step.
Project Planning in Antioch
Antioch has experienced significant growth over the past two decades, with many newer homes built after 2000 in the eastern portions of the city. However, older homes in the downtown and Rivertown districts may need roof attention.
The City of Antioch Building Division requires permits for all roof replacements. Antioch is one of the more affordable areas in Contra Costa County, and roofing costs here tend to be slightly lower than in closer-to-Bay cities due to reduced material transport distances.
21634 Redwood Rd Unit F, Castro Valley, CA 94546
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