62/100CR Score
Ranked #1 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
Best Siding Contractors in Rancho Santa Margarita, CA (2026)
86 siding contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Rancho Santa Margarita: Diego’s Quality Construction, CR Score 62/100; 5.0★ from 47 Google reviews; open 7 days a week.
- 2
Best for emergencies (open 24/7): 24HRC, posts 24/7 hours; ranked #2 of 86.
- 21
Most-reviewed: CAT Exteriors, 348 Google reviews at 4.5★, the most of 86 ranked; ranked #21.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
86 Rancho Santa Margarita siding contractors are ranked here by CR Score, from ten published factors. 9 are open 24/7, 63 open Saturdays and 39 open Sundays, based on posted hours. The median Google rating is 4.8★ across 86 rated businesses.
Top 10 siding contractors in Rancho Santa Margarita at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Diego’s Quality Construction | 62 | 5.0★ (47) | Rancho Santa Margarita | Sat · Sun | Overall |
| 2 | 24HRC | 61 | 4.8★ (41) | Irvine, 8 mi away | 24/7 | Emergencies |
| 3 | Red Turtle Roofing of Fullerton | 60 | 5.0★ (31) | Anaheim, 14 mi away | 24/7 | — |
| 4 | SunTrust Remodeling | 59 | 4.8★ (199) | Irvine, 15 mi away | — | — |
| 5 | Ameriside | 57 | 4.8★ (62) | Lake Forest, 4 mi away | — | — |
| 6 | Window World of Riverside County | 57 | 4.7★ (151) | Riverside, 19 mi away | — | — |
| 7 | Tombstone Termite Control | 56 | 4.8★ (32) | Colton, 16 mi away | Sat | — |
| 8 | La Habra Top Roofing | 56 | 5.0★ (26) | La Habra, 27 mi away | Sat · Sun · Evenings | — |
| 9 | Corona Roofing & Siding | 55 | 4.8★ (34) | Corona, 17 mi away | 24/7 | — |
| 10 | Money Wise Roofers | 55 | 5.0★ (24) | Santa Fe Springs, 31 mi away | Sat · Sun · Evenings | — |
The 86 best siding contractors in Rancho Santa Margarita, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
#2 24HRC
Based in Irvine, 8 mi away
61/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 41 Google reviews, listed on Google as “Siding contractor”.
- 4.8★ from 41 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 47 Tesla, Irvine, CA 92618
Based in Anaheim, 14 mi away
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Siding contractor”.
- 5.0★ from 31 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Irvine, 15 mi away
59/100CR ScoreRanked #4 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
#5 Ameriside
Based in Lake Forest, 4 mi away
57/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ from 62 Google reviews, listed on Google as “Siding contractor”.
- 4.8★ from 62 Google reviews
- Hours
- Mon–Fri 8 AM–4 PM · Sat–Sun closed
- Address
- 20541 Pascal Way, Lake Forest, CA 92630
Based in Riverside, 19 mi away
57/100CR ScoreRanked #6 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 Colton, 16 mi away
56/100CR ScoreRanked #7 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 La Habra, 27 mi away
56/100CR ScoreRanked #8 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 Corona, 17 mi away
55/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ from 34 Google reviews, listed on Google as “Roofing contractor”.
- 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 Santa Fe Springs, 31 mi away
55/100CR ScoreRanked #10 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
Based in Murrieta, 24 mi away
55/100CR ScoreRanked #11 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 Aliso Viejo, 10 mi away
55/100CR ScoreRanked #12 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 Santa Fe Springs, 34 mi away
55/100CR ScoreRanked #13 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 Glendora, 37 mi away
54/100CR ScoreRanked #14 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
Based in Lake Forest, 5 mi away
54/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Siding contractor”.
- 5.0★ from 6 Google reviews
- Hours
- Mon 7 AM–6 PM · Tue 7:30 AM–6 PM · Wed–Fri 7 AM–6 PM · Sat 8 AM–4 PM · Sun closed
- Address
- 22159 Rimhurst Dr, Lake Forest, CA 92630
Based in Anaheim, 20 mi away
54/100CR ScoreRanked #16 because of its Google rating and review volume: 4.8★ from 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 Garden Grove, 25 mi away
54/100CR ScoreRanked #17 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
#18 Stanton RECC
Based in Anaheim, 10 mi away
54/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Siding contractor”.
- 5.0★ from 8 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat 9 AM–12 PM · Sun closed
Based in Anaheim, 10 mi away
53/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Siding contractor”.
- 5.0★ from 6 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 9 AM–2 PM · Sun closed
#20 KRGS ROOFING
Based in Beaumont, 19 mi away
53/100CR ScoreRanked #20 because of its Google rating and review volume: 4.8★ from 40 Google reviews.
- 4.8★ from 40 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#21 CAT Exteriors
Based in Anaheim, 20 mi away
53/100CR ScoreRanked #21 because of its Google rating and review volume: 4.5★ from 348 Google reviews, the most in Rancho Santa Margarita.
- 4.5★ from 348 Google reviews
- Hours
- Mon–Thu 9 AM–6 PM · Fri–Sat 9 AM–4 PM · Sun closed
- Address
- 1290 N Hancock St STE 102, Anaheim, CA 92807
Based in Coto De Caza, 10 mi away
53/100CR ScoreRanked #22 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
#23 VG Tech
Based in Rancho Cucamonga, 31 mi away
53/100CR ScoreRanked #23 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 Huntington Beach, 23 mi away
53/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.3★ from 53 Google reviews, listed on Google as “Siding contractor”.
- 4.3★ from 53 Google reviews
- Hours
- Mon–Thu 8 AM–4:30 PM · Fri 8 AM–3:30 PM · Sat–Sun closed
- Address
- 419 Main St, Huntington Beach, CA 92648
Based in Anaheim, 18 mi away
52/100CR ScoreRanked #25 because of its Google rating and trade focus: 3.9★ from 11 Google reviews, listed on Google as “Siding contractor”.
- 3.9★ from 11 Google reviews
- Hours
- Mon–Sat 8 AM–5 PM · Sun closed
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 86 ranked siding contractors here; the rest are on their profiles.
Also serving Rancho Santa Margarita
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) | 19 mi |
| Cal Roofing Co. | 5.0★ (2) | 23 mi |
| Durable Painting | 5.0★ (6) | In Rancho Santa Margarita |
| Economic Drywall | 5.0★ (30) | In Rancho Santa Margarita |
| Empire Sheet Metal | 5.0★ (2) | 28 mi |
| Express Roofing and Solar of San Juan Capistrano | 5.0★ (2) | 10 mi |
| First Rate Remodeling, Inc. | 5.0★ (2) | 27 mi |
| Gerald & Sons Roofers | 4.1★ (21) | In Rancho Santa Margarita |
| Morgan Termite Control | 5.0★ (2) | 34 mi |
| Peak Builders & Roofers of Orange County | 5.0★ (5) | In Rancho Santa Margarita |
| Seamless Raingutters By Chris | 5.0★ (2) | 10 mi |
| Sears Heating and Air Conditioning | 5.0★ (2) | 17 mi |
| Sears Heating and Air Conditioning | 2.5★ (2) | 20 mi |
| Sears Heating and Air Conditioning | 3.0★ (2) | 27 mi |
| Sears Heating and Air Conditioning | 1.0★ (1) | 7 mi |
| Sears Window Replacement | 3.0★ (2) | 36 mi |
| Silva Built Homes | 5.0★ (2) | 27 mi |
| Sterling Siding | 5.0★ (2) | 40 mi |
| TRM Roofing & Exteriors | 5.0★ (2) | 38 mi |
| X & P Construction & Home Improvement | 5.0★ (11) | In Rancho Santa Margarita |
How much do siding contractors cost in Rancho Santa Margarita?
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 Rancho Santa Margarita siding contractors
We scored 86 Rancho Santa Margarita siding contractors on ten 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. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 23, 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 Rancho Santa Margarita data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Siding contractors in Rancho Santa Margarita: frequently asked questions
Who is the best siding contractor in Rancho Santa Margarita?
By CR Score, the highest-ranked siding contractor in Rancho Santa Margarita, CA is Diego’s Quality Construction with a CR Score of 62/100. It has 5.0★ from 47 Google reviews. It is open 7 days a week. 24HRC (#2) and Red Turtle Roofing of Fullerton (#3) follow. We ranked 86 siding contractors on ten factors, last updated October 23, 2026.
How many siding contractors are there in Rancho Santa Margarita?
ContractorsRanked ranks 86 siding contractors serving Rancho Santa Margarita, CA. 1 of them is based in Rancho Santa Margarita; 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 siding contractors in Rancho Santa Margarita are open 24/7?
9 ranked siding contractors in Rancho Santa Margarita post 24/7 hours. The highest-ranked are 24HRC (#2), Red Turtle Roofing of Fullerton (#3) and Corona Roofing & Siding (#9). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which siding contractors in Rancho Santa Margarita work on weekends?
63 of 86 ranked siding contractors post Saturday hours and 39 post Sunday hours. The highest-ranked open Saturdays are Diego’s Quality Construction (#1), 24HRC (#2) and Red Turtle Roofing of Fullerton (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does siding replacement cost in Rancho Santa Margarita?
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 Rancho Santa Margarita siding contractors have?
The median Google rating among 86 rated siding contractors in Rancho Santa Margarita is 4.8★, with a median of 14 reviews. CAT Exteriors has the most, 348 reviews, and ranks #21. 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 ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do siding contractors outside Rancho Santa Margarita count in this ranking?
Yes, if they are within 40 mi of the Rancho Santa Margarita 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 Rancho Santa Margarita
- October 2026: CR Scores recalculated for 86 siding contractors serving Rancho Santa Margarita.
- October 2026: 1 duplicate listing merged.
More siding contractors and Rancho Santa Margarita pages
Siding contractors near Rancho Santa Margarita
- Siding contractors in Coto De Caza, CA81 ranked
- Siding contractors in Portola Hills, CA92 ranked
- Siding contractors in Foothill Ranch, CA96 ranked
- Siding contractors in Mission Viejo, CA92 ranked
- Siding contractors in Lake Forest, CA94 ranked
- Siding contractors in Ladera Ranch, CA81 ranked
- Siding contractors in Laguna Hills, CA93 ranked
- Siding contractors in Laguna Woods, CA94 ranked
- Siding contractors in Aliso Viejo, CA88 ranked
- Siding contractors in Laguna Niguel, CA77 ranked
Other trades in Rancho Santa Margarita
- Roofers in Rancho Santa Margarita1095 ranked
- Plumbers in Rancho Santa Margarita930 ranked
- Electricians in Rancho Santa Margarita588 ranked
- HVAC contractors in Rancho Santa Margarita800 ranked
- General contractors in Rancho Santa Margarita815 ranked
- Painters in Rancho Santa Margarita176 ranked
- Landscapers in Rancho Santa Margarita139 ranked
- Handymen in Rancho Santa Margarita128 ranked
- Kitchen remodelers in Rancho Santa Margarita491 ranked
- Bathroom remodelers in Rancho Santa Margarita474 ranked
- Flooring contractors in Rancho Santa Margarita470 ranked
- Tile installers in Rancho Santa Margarita87 ranked
- Drywall contractors in Rancho Santa Margarita20 ranked
- Concrete contractors in Rancho Santa Margarita299 ranked
- Fence contractors in Rancho Santa Margarita172 ranked
- Deck builders in Rancho Santa Margarita127 ranked
- Window installers in Rancho Santa Margarita546 ranked
- Gutter installers in Rancho Santa Margarita138 ranked
- Insulation contractors in Rancho Santa Margarita123 ranked
- Solar installers in Rancho Santa Margarita481 ranked
- Garage door repair companies in Rancho Santa Margarita213 ranked
- Foundation repair companies in Rancho Santa Margarita129 ranked
- Tree services in Rancho Santa Margarita222 ranked
- Masonry contractors in Rancho Santa Margarita169 ranked
- Water damage restoration companies in Rancho Santa Margarita957 ranked
- Home builders in Rancho Santa Margarita559 ranked
- Demolition contractors in Rancho Santa Margarita103 ranked
- All contractors in Rancho Santa Margarita