What should Colma homeowners know before replacing a roof?

What's the lay of the land in Colma?

Colma is a very small town best known for its cemeteries, which cover most of its land. It has only about 250 owner-occupied homes, most of them near Mission Road and El Camino Real, between Daly City and South San Francisco.

Do I need a permit to replace a roof in Colma?

Reroof permits for Colma addresses come from the Colma building department (Town of Colma Planning & Building). In most cases the roofer applies in the company's name, books the inspections and lists the permit on the estimate.

How do Colma's seasons affect scheduling?

Most Colma reroofs happen between May and October, when the San Francisco International Airport station's normals show almost no rain (about 0.18 inches over the three summer months, NOAA). The trade-off is demand: book early, and ask how the roofer protects an open roof if an off-season storm arrives.

What is Colma's climate like for a roof?

The California Energy Commission puts Colma in climate zone 3, the cool coastal zone (CEC climate zones). At the San Francisco International Airport station, NOAA's 1991-2020 normals come to about 19.6 inches of rain a year; 61% of it falls in the three winter months. It rarely gets hot: about 4 days a year reach 90 degrees, so moisture, not heat, is what ages roofs. (NOAA normals)

Does Colma need a Class A roof?

Barely. Our overlay of CAL FIRE's 2025 recommended Local Responsibility Area map on the Census boundary shows Moderate at most inside Colma. Look up your parcel on CAL FIRE's map. A Class A roof is also one of the steps in California's Safer from Wildfires insurance discount program.

How does Colma's weather wear on a roof?

Fog and wind come through the gap between San Bruno Mountain and the coastal hills, so Colma roofs stay damp for long stretches in summer as well as winter.

How old are homes in Colma?

Colma's median home was built in 1990, and at typical shingle lifespans a house that age may be on its first or second roof. Census estimates count about 251 owner-occupied homes (53% of occupied homes), and 33% of all homes are detached single-family houses (ACS 2024 5-year: B25035, B25003, B25024).

How do I get a written estimate in Colma?

For your actual price, request a free written estimate: a licensed roofer measures the roof and prices your exact scope. Before you compare bids, read what drives roof replacement cost and our page on the Peninsula roofing contractors. Nearby town guides: Daly City, Brisbane, South San Francisco, San Bruno.