Same-Day Roof Inspections Available — Call (408) 685-2177 or Book Online — No Obligation
Marin County Roofing

What Should You Look For in a Marin County Roofing Company?

Roof replacement and repair across San Rafael, Novato, Mill Valley, Corte Madera and the rest of Marin — redwood-shade moss to hillside fire hardening, with every city's permit handled for you.

  • Licensed, bonded & insured (C-39) — CA License #1090028
  • Recent completed projects in San Rafael, Mill Valley & Corte Madera
  • 16+ years & 1,000+ roofs installed · A+ BBB rated

What Should You Look For in a Marin County Roofing Company?

Marin punishes generic roofing. Look for a contractor who has actually worked here — who knows that a Mill Valley roof under redwoods fights moss and debris year-round, that a Novato roof bakes like an inland roof, and that half the county's homes carry solar that has to come off and go back on correctly. Then the basics: an active C-39 license you can verify with the CSLB (ours is #1090028), decking and dry rot priced in writing before tear-off, and the city or county permit pulled by the roofer, not left to you.

How Much Does a Roof Replacement Cost in Marin County?

Real numbers from our recent completed Marin projects: a Corte Madera replacement with a 24-panel solar detach-and-reset, CertainTeed Presidential cool-roof shingles and 212 feet of new seamless gutters came to $41,500 (plus a $10,000 owner-approved upgrade to a full plywood overlay with ice-and-water shield); a Mill Valley re-roof covering the main house and the back ADU came to $25,772 including the permit. Most full Marin replacements land in that mid-$20,000s to low-$40,000s band — material choice, solar handling, and how many structures share the lot are what move the number. Every figure is quoted in writing after an inspection.
Roofing Marin Trusts

Roof Repair & Replacement Experts Across Marin

Marin's geography writes its roofing problems. On the fog side — Mill Valley, Corte Madera, Larkspur — roofs live damp under redwood and bay canopy: moss takes hold on the shaded slopes, debris packs the valleys, and underlayment ages faster than the shingles above it. Over the ridge in Novato and up the 101 in San Rafael, the climate flips inland: more sun, more heat, and a stronger case for a reflective cool-roof system.

We work the whole county with one written playbook: full tear-off, decking priced up front, solar detached and reset by the same crew, and the permit — San Rafael, Novato, Mill Valley, Corte Madera or county — pulled by us and carried to final inspection.

Recently completed in Marin: a San Rafael re-roof on 4th Street, a Corte Madera solar detach-and-reset with Presidential shingles and all-new gutters, and a Mill Valley main-house-plus-ADU replacement.

Completed white membrane flat roof with rooftop equipment in San Rafael
What We Do

Roofing Services in Marin County

Residential roofing for San Rafael, Novato, Mill Valley, Corte Madera, Larkspur, Fairfax and the surrounding communities.

🏠

Roof Replacement

Full tear-off, decking repair and a new system matched to your side of the fog line.

Learn more →
☀️

Solar Detach & Reset

Panels off, roof replaced, array reset and tested — one crew, as on our 24-panel Corte Madera project.

Learn more →
🏡

ADU & Second-Structure Roofs

Main house and ADU quoted and roofed together — the Mill Valley way to avoid paying for two mobilizations.

Learn more →
🔧

Roof Repair

Moss-damaged slopes, flashing failures and leaks fixed before they reach the decking.

Learn more →
🔍

Roof Inspection

A written condition report — decking, underlayment, flashing, ventilation — for owners and buyers.

Learn more →
🔥

Fire-Rated Roofing

Class A assemblies documented in writing for Marin's wildland-urban-interface hillsides.

Learn more →
🌧️

Rain Gutters

Seamless gutters sized for canopy debris and winter storm loads — 212 feet went on in Corte Madera alone.

Learn more →
⛑️

Emergency Tarping

Same-day tarping when a winter front finds the weak spot first.

Learn more →
Why Us

Why Do Marin Homeowners Choose Our Roofers?

  • Proven in the county Completed projects in San Rafael, Mill Valley and Corte Madera — with the prices published on this page, not hidden.

  • Solar handled in-house Detach, re-roof, reset, test. No coordinating two contractors across the job.

  • Premium systems fluently CertainTeed Presidential, Owens Corning cool-roof lines, and the underlayment upgrades — like full ice-and-water shield — that damp Marin roofs justify.

  • License you can check C-39 #1090028, verifiable on the CSLB website.

  • Decking priced up front Written line items before tear-off — upgrades happen by your approval, never by surprise.

  • 16+ years, 1,000+ roofs A+ BBB rated, across the Bay Area since 2010.

The Fog-Line Rule

Why Do Marin Roofs Age So Differently a Few Miles Apart?

Because the fog line splits the county into two climates, and each one kills roofs its own way. Under the canopy in Mill Valley or Corte Madera, the enemy is moisture: moss lifting shingle edges on the shaded north slopes, needles and leaf litter damming the valleys, and damp that never fully dries between winter storms. In Novato's open sun, the enemy is heat — UV and thermal cycling that age asphalt the way they do in any inland valley.

The fix is specifying for the microclimate instead of quoting one roof for the whole county: aggressive underlayment and debris-shedding valley detail on the fog side; reflective cool-roof product and calculated ventilation on the sunny side; and on the wooded hillsides, a Class A fire-rated assembly with ember-resistant detailing — documented for the insurance carriers that increasingly ask for it in Marin.

  • Fog side Peel-and-stick in the vulnerable zones, valleys built to shed debris, moss-resistant detailing.

  • Sun side Rated cool-roof product and intake/exhaust ventilation sized to the attic.

  • Hillsides Class A assembly in writing, with the documentation your insurer wants to see.

Do I Need a Permit to Replace My Roof in Marin County?

Yes — every Marin jurisdiction requires a building permit for a re-roof, whether that's the City of San Rafael, Novato, Mill Valley, the Town of Corte Madera, or the county for unincorporated areas. We pull the right permit for your address and carry it through final inspection; on our Mill Valley project the permit was itemized right in the contract. Unpermitted roof work in Marin reliably surfaces at resale.

Does an ADU re-roof need its own permit?

It's covered under the re-roof permit for the property when done together — one more reason to roof the main house and ADU in a single mobilization, as we did in Mill Valley.

What about homes in the wildland-urban interface?

Hillside and canyon properties face fire-hardening expectations from both code and insurers. We specify the Class A assembly in the written scope and hand over the product documentation.

Local Knowledge

How Does Your Marin Town Change What Your Roof Needs?

Four towns, four different roofs.

San Rafael

The county seat

Marin's biggest housing stock — downtown Victorians to Terra Linda Eichlers. Our recent 4th Street re-roof sits right in the heart of it. Older homes here often carry layered roofing over original decking, so we price the deck honestly before tear-off.

Novato

The sunny side

Marin's warmest, most inland market — ranch homes and newer subdivisions where a reflective cool-roof shingle and proper attic ventilation pay for themselves every summer.

Mill Valley

Under the redwoods

Canopy shade, moss, and ADUs tucked behind main houses. We roofed both structures in one contract here — $25,772 including the permit — because two mobilizations would have cost more.

Corte Madera & Larkspur

Solar & upgrades

Established neighborhoods where replacements now routinely include a solar detach-and-reset — our Corte Madera project moved 24 panels, upgraded to a full plywood overlay with ice-and-water shield, and finished with 212 feet of new seamless gutters.

A Real Marin Job

A Full Flat-Roof Replacement on 4th Street, San Rafael

A commercial-grade flat roof in central San Rafael: the old torch-down and gravel came off down to the deck, and a reflective white membrane went on — cooler, brighter, and finally draining.

Worn flat torch-down roof with rooftop HVAC before replacement on 4th Street in San Rafael
BeforeThe worn torch-down system, wrinkled and past its life
Old gravel scraped from the flat roof during preparation on 4th Street in San Rafael
DuringOld gravel scraped off ahead of tear-off
Old roofing layers torn off down to the deck on 4th Street in San Rafael
DuringDecades of old layers coming off down to the deck
New reflective white membrane flat roof completed on 4th Street in San Rafael
AfterThe finished reflective white membrane, corner to corner
Where We Work

Marin & North Bay Roofing Service Areas

From the Golden Gate to Novato — and the rest of the Bay Area beyond it.

16+Years roofing the Bay Area
1,000+Roofs installed
A+BBB accredited
C-39CA License #1090028
Client Feedback

What Do Customers Say About Our Roofing Work?

Verified Google reviews from our Business Profile — rated 4.8 stars.

★★★★★

"Ray and team did an excellent job removing my 20+ year old roof and installing the new roof. They were efficient and kept my property clean during the process. Highly recommend!"

JL
Jenna L.Verified Google review
★★★★★

"We received the dreaded 'Your homeowners insurance is not going to be renewed' letter… They had the best warranty BY FAR and they handled the permitting process entirely. I knew there was some wood rot that needed repair so had budgeted more than quoted just in case the price went over. Nope. The final price was the exact price quoted."

CC
Christopher C.Verified Google review
★★★★★

"The roof over our garage had aged much faster than the rest of the house because it gets direct afternoon sun. We ended up replacing that section along with the main roof, and everything blends together perfectly."

SZ
Sherlyn Z.Verified Google review
FAQ

Marin County Roofing FAQ

How much does a new roof cost in Marin County?

Our recent completed Marin projects ran from $25,772 (Mill Valley main house + ADU, permit included) to $41,500 (Corte Madera with a 24-panel solar detach-and-reset, Presidential shingles and 212 feet of new gutters, before an owner-approved $10,000 decking upgrade). Most full Marin replacements land between the mid-$20,000s and low-$40,000s. The Bay Area cost guide covers what moves the number.

Can you replace a roof with solar panels on it?

Yes — we detach the array, replace the roof underneath, and reset and test it with the same crew. Our Corte Madera project moved 24 panels through exactly that process.

Can you roof the main house and the ADU together?

Yes, and you should — one mobilization, one permit, one dumpster. That's how we handled the Mill Valley project, where the back ADU was re-roofed in the same contract as the main house.

How do you deal with moss on Mill Valley and Corte Madera roofs?

Moss on a shaded Marin slope is a symptom of the microclimate, not a cleaning problem. During a replacement we address it structurally: peel-and-stick underlayment in the vulnerable zones, valley details that shed needles instead of trapping them, and material choices that resist moisture uptake on the fog side of the county.

Do you pull the permit in every Marin town?

Yes — San Rafael, Novato, Mill Valley, Corte Madera, Fairfax, Larkspur or the county for unincorporated addresses. We pull it, schedule the inspection, and close it out; on Mill Valley the permit was itemized in the contract.

Do you repair as well as replace?

Yes. If the damage is localized and the decking is sound, a repair is the honest answer, and we'll give it. We inspect the attic and the deck before recommending anything larger.

Get Started

Get a Free Roofing Estimate in Marin County

A written scope specified for your side of the fog line — decking priced up front, solar and ADUs handled, permit included. No obligation.

Preferred Source
Call Now Book Now