86/100CR Score
Ranked #1 because of its Google rating and availability: 4.8★ from 41 Google reviews, open 24/7.
- 4.8★ from 41 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 47 Tesla, Irvine, CA 92618
Best Siding Contractors in Norco, CA (2026)
94 siding contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Norco: 24HRC, CR Score 86/100; 4.8★ from 41 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Red Turtle Roofing of Fullerton, posts 24/7 hours; ranked #2 of 94.
- 28
Most-reviewed: CAT Exteriors, 348 Google reviews at 4.5★, the most of 94 ranked; ranked #28.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
94 Norco siding contractors are ranked here by CR Score, from 8 published factors. 12 are open 24/7, 74 open Saturdays and 48 open Sundays, based on posted hours. The median Google rating is 4.8★ across 94 rated businesses.
Top 10 siding contractors in Norco at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | 24HRC | 86 | 4.8★ (41) | Irvine, 23 mi away | 24/7 | Overall |
| 2 | Red Turtle Roofing of Fullerton | 84 | 5.0★ (31) | Anaheim, 23 mi away | 24/7 | Emergencies |
| 3 | Corona Roofing & Siding | 84 | 4.8★ (34) | Corona, 5 mi away | 24/7 | — |
| 4 | Diego’s Quality Construction | 83 | 5.0★ (47) | Rancho Santa Margarita, 21 mi away | Sat · Sun | — |
| 5 | La Habra Top Roofing | 82 | 5.0★ (26) | La Habra, 22 mi away | Sat · Sun · Evenings | — |
| 6 | Glendora Roofing Solutions | 82 | 5.0★ (27) | Glendora, 23 mi away | Sat · Sun · Evenings | — |
| 7 | KRGS ROOFING | 81 | 4.8★ (40) | Beaumont, 9 mi away | 24/7 | — |
| 8 | Window World of Riverside County | 81 | 4.7★ (151) | Riverside, 4 mi away | — | — |
| 9 | Money Wise Roofers | 81 | 5.0★ (24) | Santa Fe Springs, 28 mi away | Sat · Sun · Evenings | — |
| 10 | VG Tech | 81 | 4.4★ (13) | Rancho Cucamonga, 11 mi away | Sat · Sun · Evenings | — |
The 94 best siding contractors in Norco, 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.
Based in Anaheim, 23 mi away
84/100CR ScoreRanked #2 because of its Google rating and availability: 5.0★ from 31 Google reviews, open 24/7.
- 5.0★ from 31 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Corona, 5 mi away
84/100CR ScoreRanked #3 because of its Google rating and availability: 4.8★ from 34 Google reviews, open 24/7.
- 4.8★ from 34 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2430 Railroad St bldg 5, Corona, CA 92880
Based in Rancho Santa Margarita, 21 mi away
83/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 47 Google reviews, listed on Google as “Siding contractor”.
- 5.0★ from 47 Google reviews
- Hours
- Mon–Sun 7 AM–5 PM
- Address
- Rancho Santa Margarita, CA 92688
Based in La Habra, 22 mi away
82/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Siding contractor”.
- 5.0★ from 26 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 511 S Harbor Blvd, La Habra, CA 90631
Based in Glendora, 23 mi away
82/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Siding contractor”.
- 5.0★ from 27 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 269 W Foothill Blvd, Glendora, CA 91741
#7 KRGS ROOFING
Based in Beaumont, 9 mi away
81/100CR ScoreRanked #7 because of its Google rating and availability: 4.8★ from 40 Google reviews, open 24/7.
- 4.8★ from 40 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Riverside, 4 mi away
81/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.7★ from 151 Google reviews, listed on Google as “Siding contractor”.
- 4.7★ from 151 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 11730 Sterling Ave, Riverside, CA 92503
Based in Santa Fe Springs, 28 mi away
81/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Siding contractor”.
- 5.0★ from 24 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 14051 Stage Rd, Santa Fe Springs, CA 90670
#10 VG Tech
Based in Rancho Cucamonga, 11 mi away
81/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.4★ from 13 Google reviews, listed on Google as “Siding contractor”.
- 4.4★ from 13 Google reviews
- Hours
- Mon–Sun 7 AM–9 PM
- Address
- 8866 Utica Ave, Rancho Cucamonga, CA 91730
Based in Claremont, 8 mi away
81/100CR ScoreRanked #11 because of its Google rating and availability: 5.0★ from 21 Google reviews, open 24/7.
- 5.0★ from 21 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Anaheim, 17 mi away
80/100CR ScoreRanked #12 because of its Google rating and review volume: 4.8★ from 132 Google reviews, 132 Google reviews.
- 4.8★ from 132 Google reviews
- Hours
- Mon–Sun 8 AM–6 PM
- Address
- 1220 Fee Ana St, Anaheim, CA 92807
Based in Colton, 16 mi away
80/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.8★ from 32 Google reviews, listed on Google as “Siding contractor”.
- 4.8★ from 32 Google reviews
- Hours
- Mon–Fri 7:30 AM–6 PM · Sat 7:30 AM–3 PM · Sun closed
Based in Pomona, 14 mi away
79/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Siding contractor”.
- 5.0★ from 5 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 605 S Reservoir St, Pomona, CA 91766
Based in Santa Fe Springs, 30 mi away
79/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.0★ from 126 Google reviews, listed on Google as “Siding contractor”.
- 4.0★ from 126 Google reviews
- Hours
- Mon–Sun 9 AM–10 PM
- Address
- 10395 Slusher Dr, Santa Fe Springs, CA 90670
Based in Montclair, 14 mi away
79/100CR ScoreRanked #16 because of its Google rating and trade focus: 3.7★ from 12 Google reviews, listed on Google as “Siding contractor”.
- 3.7★ from 12 Google reviews
- Hours
- Mon–Sun 9 AM–10 PM
- Address
- 5080 Montclair Plz Ln, Montclair, CA 91763
Based in Irvine, 25 mi away
79/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.8★ from 199 Google reviews, listed on Google as “Siding contractor”.
- 4.8★ from 199 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat–Sun closed
- Address
- 19100 Von Karman Ave #600, Irvine, CA 92612
Based in Chino, 9 mi away
78/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Siding contractor”.
- 5.0★ from 4 Google reviews
- Hours
- Mon–Sun 8 AM–10 PM
#19 Siding Pros Corp
Based in San Dimas, 20 mi away
78/100CR ScoreRanked #19 because of its Google rating and trade focus: 3.9★ from 7 Google reviews, listed on Google as “Siding contractor”.
- 3.9★ from 7 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1173 N Dixie Dr # 201, San Dimas, CA 91773
Based in Pomona, 14 mi away
77/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Siding contractor”.
- 4.3★ from 6 Google reviews
- Hours
- Mon–Sun 7 AM–9 PM
- Address
- 217 E Mission Blvd, Pomona, CA 91766
Based in Rancho Cucamonga, 12 mi away
77/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Siding contractor”.
- 5.0★ from 9 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
- Address
- 8837 Grove Ave Unit 810, Rancho Cucamonga, CA 91730
Based in Aliso Viejo, 24 mi away
77/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.5★ from 6 Google reviews, listed on Google as “Siding contractor”.
- 4.5★ from 6 Google reviews
- Hours
- Mon–Sat 8 AM–7 PM · Sun 11 AM–6 PM
Based in Coto De Caza, 24 mi away
77/100CR ScoreRanked #23 because of its Google rating and availability: 5.0★ from 17 Google reviews, open 24/7.
- 5.0★ from 17 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Murrieta, 33 mi away
77/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 30 Google reviews, listed on Google as “Siding contractor”.
- 4.9★ from 30 Google reviews
- Hours
- Mon–Sat 7 AM–5 PM · Sun closed
- Address
- 41658 Ivy St, Murrieta, CA 92562
Based in Garden Grove, 29 mi away
77/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Siding contractor”.
- 5.0★ from 9 Google reviews
- Hours
- Mon–Sun 7 AM–9 PM
- Address
- 7132-D Garden Grove Blvd, Garden Grove, CA 92845
Siding contractors 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 94 ranked siding contractors here; the rest are on their profiles.
Also serving Norco
20 more siding contractors within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Better Home Exteriors | 5.0★ (2) | 30 mi |
| Big Orange Siding Maestro | 5.0★ (1) | 19 mi |
| Cal Roofing Co. | 5.0★ (2) | 27 mi |
| Empire Sheet Metal | 5.0★ (2) | 10 mi |
| Express Roofing and Solar of San Juan Capistrano | 5.0★ (2) | 24 mi |
| First Rate Remodeling, Inc. | 5.0★ (2) | 31 mi |
| Hometech Builders | 5.0★ (1) | 19 mi |
| MAC Framing | 5.0★ (1) | 21 mi |
| Morgan Termite Control | 5.0★ (2) | 25 mi |
| RBI | 4.5★ (2) | 31 mi |
| Seamless Raingutters By Chris | 5.0★ (2) | 27 mi |
| Sears Heating and Air Conditioning | 5.0★ (2) | 22 mi |
| Sears Heating and Air Conditioning | 2.5★ (2) | 29 mi |
| Sears Heating and Air Conditioning | 3.0★ (2) | 36 mi |
| Sears Heating and Air Conditioning | 1.0★ (1) | 23 mi |
| Sears Heating and Air Conditioning | 5.0★ (1) | 25 mi |
| Sears Window Replacement | 3.0★ (2) | 33 mi |
| Silva Built Homes | 5.0★ (2) | 36 mi |
| WRF Construction | 5.0★ (1) | 12 mi |
| Zack Home Siding Remodeling | 5.0★ (1) | 19 mi |
How much do siding contractors cost in Norco?
Typical prices in USD, adjusted for California with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Siding replacement | $5,730 | $11,950 | $18,280 | Per house: typical range of customer-reported projects. US national range × 1.03 Pacific factor (2025 Cost vs. Value Report) | October 2026 |
How we ranked Norco siding contractors
We scored 94 Norco siding contractors 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.
| Factor | Weight | Computed from | In Norco data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
Siding contractors in Norco: frequently asked questions
Who is the best siding contractor in Norco?
By CR Score, the highest-ranked siding contractor in Norco, CA is 24HRC with a CR Score of 86/100. It has 4.8★ from 41 Google reviews. It is open 24/7. Red Turtle Roofing of Fullerton (#2) and Corona Roofing & Siding (#3) follow. We ranked 94 siding contractors on 8 factors, last updated October 22, 2026.
How many siding contractors are there in Norco?
ContractorsRanked ranks 94 siding contractors serving Norco, CA. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.
Which siding contractors in Norco are open 24/7?
12 ranked siding contractors in Norco post 24/7 hours. The highest-ranked are 24HRC (#1), Red Turtle Roofing of Fullerton (#2) and Corona Roofing & Siding (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which siding contractors in Norco work on weekends?
74 of 94 ranked siding contractors post Saturday hours and 48 post Sunday hours. The highest-ranked open Saturdays are 24HRC (#1), Red Turtle Roofing of Fullerton (#2) and Corona Roofing & Siding (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does siding replacement cost in Norco?
Siding replacement typically costs $5,730 to $18,280, with $11,950 typical (Per house: typical range of customer-reported projects. US national range × 1.03 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 Norco siding contractors have?
The median Google rating among 94 rated siding contractors in Norco is 4.8★, with a median of 16 reviews. CAT Exteriors has the most, 348 reviews, and ranks #28. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank siding contractors?
Each siding contractor gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do siding contractors outside Norco count in this ranking?
Yes, if they are within 40 mi of the Norco city center, our service radius for siding contractors. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Update log for Norco
- October 2026: CR Scores recalculated for 94 siding contractors serving Norco.
- October 2026: 1 duplicate listing merged.
More siding contractors and Norco pages
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- Landscapers in Norco185 ranked
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- Kitchen remodelers in Norco543 ranked
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- Solar installers in Norco486 ranked
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- Tree services in Norco321 ranked
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