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ContractorsRanked

Best Roofers in Alameda, CA (2026)

757 roofers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Alameda: Roof Doctors Alameda County, CR Score 91/100; 5.0★ from 87 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Royal Roofing CA, posts 24/7 hours; ranked #2 of 757.

  3. 11

    Most-reviewed: Attic Pros, 1,938 Google reviews at 4.8★, the most of 757 ranked; ranked #11.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

757 Alameda roofers are ranked here by CR Score, from 8 published factors. 124 are open 24/7, 426 open Saturdays and 308 open Sundays, based on posted hours. The median Google rating is 4.9★ across 757 rated businesses.

Top 10 roofers in Alameda at a glance

Top 10 roofers in Alameda at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Roof Doctors Alameda County915.0★ (87)Alameda24/7Overall
2Royal Roofing CA905.0★ (115)South San Francisco, 11 mi away24/7Emergencies
3CFY Construction Inc.895.0★ (527)Daly City, 12 mi awaySat · Sun—
4NC Roofing Solution895.0★ (111)San Mateo, 15 mi away24/7—
5Prime Edge Roofing894.9★ (46)Alameda24/7—
6Apex Shield Roofing894.9★ (42)Alameda24/7—
7Roof Doctors Contra Costa County894.8★ (188)Alamo, 17 mi away24/7—
8Hayes Brothers Roofers LLC884.9★ (73)Hayward, 12 mi away24/7—
9South San Roofing Pro884.9★ (80)South San Francisco, 13 mi away24/7—
10SF Roof Specialists884.8★ (73)San Francisco, 9 mi away24/7—

The 757 best roofers in Alameda, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  2. #2 Royal Roofing CA

    Based in South San Francisco, 11 mi away

    90/100CR Score

    Ranked #2 because of its Google rating and availability: 5.0★ from 115 Google reviews, open 24/7.

    • 5.0★ from 115 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    109 Northcrest Dr, South San Francisco, CA 94080
    View profile for Royal Roofing CA(408) 418-2474

  3. #3 CFY Construction Inc.

    Based in Daly City, 12 mi away

    89/100CR Score

    Ranked #3 because of its Google rating and trade focus: 5.0★ from 527 Google reviews, listed on Google as “Roofing contractor”.

    • 5.0★ from 527 Google reviews
    Hours
    Mon–Fri 8 AM–5:30 PM · Sat–Sun 10 AM–3 PM
    Address
    7204 Mission St, Daly City, CA 94014
    View profile for CFY Construction Inc.(650) 488-0221

  11. #11 Attic Pros

    Based in Oakland, 5 mi away

    88/100CR Score

    Ranked #11 because of its Google rating and review volume: 4.8★ from 1,938 Google reviews, the most Google reviews on this list (1,938).

    • 4.8★ from 1,938 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    718 Douglas Ave, Oakland, CA 94603
    View profile for Attic Pros(800) 543-0382

  16. #16 Blake Roofing

    Based in San Francisco, 9 mi away

    88/100CR Score

    Ranked #16 because of its Google rating and availability: 4.9★ from 42 Google reviews, open 24/7.

    • 4.9★ from 42 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1900 Mission St, San Francisco, CA 94103
    View profile for Blake Roofing(628) 500-9304

Roofers ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 757 ranked roofers here; the rest are on their profiles.

roofers in Alameda, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Martin Brothers Roofing874.8★ (104)20 mi
27Carl & Sons Roofing & Remodeling LLC874.9★ (112)17 mi
28Redwood Roofing Pro874.9★ (74)20 mi
29Oakland Roofing Pros874.6★ (25)2 mi
30Symplify Roofing874.9★ (55)17 mi
31Oakland Roofing Pro874.8★ (36)2 mi
32Roof By Tom874.8★ (48)14 mi
33Los Gatos Roofing864.8★ (291)34 mi
34Bravix Noll Roofers864.8★ (24)9 mi
35Treven Zael Roofers864.8★ (46)16 mi
36ROOFWORX Inc. – Licensed Roofing Contractor in San Francisco864.9★ (98)8 mi
37Marina Bay Roofing865.0★ (102)11 mi
38Atlas Roofing865.0★ (83)11 mi
39Master Roofing Company865.0★ (41)2 mi
40Dragon Roofing Contractors Hayward865.0★ (37)13 mi
41ELM Roofing Contractors864.9★ (153)15 mi
42Frontline Roofing865.0★ (19)13 mi
43Newhaus Roofing & Construction864.9★ (148)35 mi
44Rapi Fix Roofers864.9★ (30)16 mi
45Epic Roofing Contractors864.8★ (20)2 mi
46Epic Roof Replacement865.0★ (57)7 mi
47ROOF EXPRESS865.0★ (83)11 mi
48Xerlo Cast Roofers864.9★ (29)16 mi
49By The Bay Roofing & Construction855.0★ (19)15 mi
50Roof Doctor854.8★ (16)10 mi

Also serving Alameda

20 more roofers within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked roofers serving Alameda
BusinessGoogle ratingDistance
Alameda roofing and gutters3.0★ (2)In Alameda
Apex Roofers5.0★ (2)In Alameda
Apex Roofing Company4.8★ (43)12 mi
EcoHearth RestorationsIn Alameda
Golden Heights Roofing5.0★ (25)18 mi
Hector Lopez Services Landscaping ConstructionIn Alameda
Hernandez Roofing2.5★ (2)5 mi
Imperia RoofingIn Alameda
Lazcano Roofing5.0★ (2)In Alameda
Lemus Roofing-Unlicensed ContractorIn Alameda
New City Roofing Co4.7★ (38)8 mi
Oakland Roofing Repair & Replacement5.0★ (2)4 mi
Pros Alameda Roofing RepairIn Alameda
Reyes Family Alameda RoofingIn Alameda
San Francisco Roofing Service4.8★ (44)11 mi
Sergio Lopez Roofing5.0★ (2)5 mi
Star Roofing Co IncIn Alameda
Trusted Roofing4.7★ (40)11 mi
Veterans Roofing ServicesIn Alameda
Wend’s Roofing Company Oakland5.0★ (2)2 mi

How much do roofers cost in Alameda?

Typical prices in USD: adjusted for California where a published index exists, national otherwise. Each row names its basis.

How much do roofers cost in Alameda?
JobLowTypicalHighBasisChecked
Roof replacement$8,560$11,420$15,990Per project: asphalt shingles on a 1,700 sq ft home (about 2,000 sq ft of roof). US national range × 1.14 Pacific factor (2025 Cost vs. Value Report)October 2026
Roof repair$395$1,174$1,968Per repair: typical range of customer-reported jobs. US national rangeOctober 2026

How to check a roofer's license in California

In California, Contractors State License Board (CSLB) licenses C-39 Roofing contractor license.

Jobs of $1,000 or more in labor and materials (from January 1, 2025).

  1. Search the business name or license number on the Contractors State License Board (CSLB) license lookup.
  2. Check that the status is active and the name matches the contract or truck.
  3. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

When to hire a roofer in California

Roofers are busiest from late spring to early fall, so booking in winter usually means shorter waits. After a big storm, get more than one quote and check the license or registration before signing.

How we ranked Alameda roofers

We scored 757 Alameda roofers on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Alameda data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Roofers in Alameda: frequently asked questions

Who is the best roofer in Alameda?

By CR Score, the highest-ranked roofer in Alameda, CA is Roof Doctors Alameda County with a CR Score of 91/100. It has 5.0★ from 87 Google reviews. It is open 24/7. Royal Roofing CA (#2) and CFY Construction Inc. (#3) follow. We ranked 757 roofers on 8 factors, last updated October 22, 2026.

How many roofers are there in Alameda?

ContractorsRanked ranks 757 roofers serving Alameda, CA. 4 of them are based in Alameda; the rest serve it from nearby towns. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.

Which roofers in Alameda are open 24/7?

124 ranked roofers in Alameda post 24/7 hours. The highest-ranked are Roof Doctors Alameda County (#1), Royal Roofing CA (#2) and NC Roofing Solution (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which roofers in Alameda work on weekends?

426 of 757 ranked roofers post Saturday hours and 308 post Sunday hours. The highest-ranked open Saturdays are Roof Doctors Alameda County (#1), Royal Roofing CA (#2) and CFY Construction Inc. (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check a roofer's license in California?

In California, Contractors State License Board (CSLB) handles licensing and covers C-39 Roofing contractor license. Search the business or license number at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx. Jobs of $1,000 or more in labor and materials (from January 1, 2025).

How much does roof replacement cost in Alameda?

Roof replacement typically costs $8,560 to $15,990, with $11,420 typical (Per project: asphalt shingles on a 1,700 sq ft home (about 2,000 sq ft of roof). US national range × 1.14 Pacific factor (2025 Cost vs. Value Report)). The range is adjusted for California. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Alameda roofers have?

The median Google rating among 757 rated roofers in Alameda is 4.9★, with a median of 14 reviews. Attic Pros has the most, 1,938 reviews, and ranks #11. We adjust ratings for review count, so a few five-star reviews cannot top the list.

When is the best time to hire a roofer in Alameda?

Roofers are busiest from late spring to early fall, so booking in winter usually means shorter waits. After a big storm, get more than one quote and check the license or registration before signing.

Update log for Alameda

  1. October 2026: CR Scores recalculated for 757 roofers serving Alameda.
  2. October 2026: 3 duplicate listings merged.

More roofers and Alameda pages

Other trades in Alameda