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Wooded creekside lane with older shingle-roofed homes under tall trees in the Ross Valley

Roofing Contractor in San Anselmo, CA

San Anselmo is on our list, about 48 minutes and 27 miles from the Webster St office in Alameda. Allow extra at commute hours, since the route crosses a bridge. This Ross Valley town has a flood history that shapes how owners think about water, and the roof deserves the same attention: tall trees, older hillside houses and a creek that has overtopped its banks before.
  • 4.9 stars from 60 Google reviews
  • Free written estimates
  • Photo updates by text and email
  • Office on Webster St, Alameda

Why San Anselmo Creek matters to a roofer

The creek is the town's best-known water problem. Wikipedia lists floods in 1925, 1940, 1963, 1982 and 2005, with January 1982 the worst. Flood water comes up from the ground. Rain comes down on the roof, and the two end up in different insurance conversations.

If you are choosing a roofer after a wet winter, keep the jobs apart. We fix the roof and document roof damage. Water in the house from a rising creek is a different matter for your insurer.

Trees and older houses in the Ross Valley

Tall trees shade many lots, and the houses on the hillsides are often older. Shaded roofs hold moisture; branch debris sits in valleys. We check the places that collect water first: valleys, skylights, chimney flashing and the roof edge above gutters.

Roof valley holding fallen branches and wet leaves above a downspout
Fallen branches and wet leaves collect in a roof valley above a downspout.
  • Roof Repair

    Branches and shade put wear on older hillside roofs, so most calls start with a leak search. We check valleys and the roof edge first, since wet leaves sit there through a 47-inch winter.

  • Roof Replacement

    A full tear-off on a wooded lot needs a plan for protecting the yard and the creek-side drainage. The estimate states where debris is staged so it never reaches a drain or a swale.

  • Gutters

    Downspouts feed the same drainage the creek handles in big storms, so they should flow freely. We check outlet size and discharge points, and ask where the water goes once it leaves the pipe.

  • Emergency Roof Repair

    A tarp can limit damage after a storm; arrival from Alameda depends on crews and traffic. Photograph the damage first, then call, and we will say honestly what the day allows.

  • Tree Damage Roof Repair

    A limb that lands on a roof can crack shingles and punch through the deck. We cover the opening, document the break for your insurer and write the permanent scope with photos.

  • Roof Inspection

    After a wet winter it is hard to tell a roof leak from water at the foundation. A photographed roof inspection rules the roof in or out, so you chase the right fix and the right insurance conversation.

Claim photos when a storm hits

When wind or a falling limb damages shingles, photographs and a written scope help your claim. Alameda customers have reported that we sent detailed photos, met the adjuster and helped with paperwork. Only you, your insurer or a licensed public adjuster negotiates the claim in California.

Roofer photographing a stained roof deck edge for an insurance scope
A roofer photographs damaged shingles to document a claim.

Red Hill, Bald Hill and the Flatlands

San Anselmo is two kinds of lot. Red Hill and Grove Hill rise to the north, Bald Hill to the southwest and Moore Hill to the east, per Wikipedia. Houses on those slopes raise access and staging questions: steps, steep driveways, a roof reached across a slope. The Flatlands to the south and west sit on a natural floodplain, and some homes there have stood on raised foundations since at least 1920. Those lots raise a scheduling question instead, because ground water and roof water meet in the same wet months. The Hub, where Sir Francis Drake Boulevard, Red Hill Avenue and Center Boulevard meet, is a handy cross-reference when you describe your address.

Getting to San Anselmo

Expect about 48 minutes. Treat it as an estimate, because bridge traffic and crew availability move it around. For a quiet leak, an inspection is easy to schedule. For urgent calls, say so on the phone and ask what is realistic.

Permits come from the Town of San Anselmo, and the written estimate states who pulls one; confirm with the town. Neighbors we cover include Kentfield, Larkspur and Fairfax.

From customers on the island next door

4.9 stars from 60 Google reviews, as of May 2026. Read more reviews

“charles, service coordinator, did an excellent job helping me work with my insurance company on replacing my wind-damaged roof and repairing ceiling and wall areas affected by roof leaks.”
Y. M. · Google review · 2026
“I had an ongoing issue with leaking skylights after a past roof replacement done by another roofer.”
Emilia K. · Google review · 2026

Roofing in San Anselmo: common questions

Does a roof leak count as flood damage?

Not usually. Flood is a ground-level event and standard homeowners policies typically handle it separately, while rain coming through the roof is a different claim. Read your own policy and call your insurer or the California Department of Insurance for coverage questions. We document the roof side with photos and a written scope.

Do tall trees raise the risk to my roof?

They raise upkeep, mainly in the gutters and valleys. Branches rub shingles, and leaf debris holds water against the roof edge. Trim limbs back from the surface, keep gutters flowing, and ask us to check the flashing near trunks and overhangs when we inspect.

Does the Flatlands floodplain change how a roof job is scheduled?

Not the roof, but the calendar. San Anselmo averages about 47 inches of rain, wettest in January (Wikipedia), and the Flatlands floodplain covers the south and west of town. Book a reroof in the dry months, so an open deck and staged material are never caught by the storms that fill the creek.

Request a written estimate in San Anselmo

The phone is the fast way. If the water is coming in now, call first and use the form later.

  • 4.9 stars from 60 Google reviews
  • Free written estimates
  • Photo updates by text and email
  • Office on Webster St, Alameda

Call about your San Anselmo roof

Tell us the address and what you are seeing, and we will tell you straight whether we can get there.

Apex Shield Roofing · 1910 Webster St, Alameda, CA 94501 · +1 (209) 563-1278

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