87/100CR Score
Ranked #1 because of its Google rating and availability: 5.0★ from 309 Google reviews, open 24/7.
- 5.0★ from 309 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4241 Lowell St #103, La Mesa, CA 91941
Best Solar Installers in Oceanside, CA (2026)
375 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Oceanside: OnPoint Solar Panel Cleaning San Diego, CR Score 87/100; 5.0★ from 309 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Action Solar, posts 24/7 hours; ranked #2 of 375.
- 11
Most-reviewed: Mauzy Cooling, Heating, Plumbing, and Electrical, 4,710 Google reviews at 4.8★, the most of 375 ranked; ranked #11.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
375 Oceanside solar installers are ranked here by CR Score, from 8 published factors. 43 are open 24/7, 213 open Saturdays and 108 open Sundays, based on posted hours. The median Google rating is 5.0★ across 375 rated businesses.
Top 10 solar installers in Oceanside at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | OnPoint Solar Panel Cleaning San Diego | 87 | 5.0★ (309) | La Mesa, 36 mi away | 24/7 | Overall |
| 2 | Action Solar | 87 | 4.9★ (143) | San Diego, 24 mi away | 24/7 | Emergencies |
| 3 | Powur, PBC | 86 | 4.7★ (443) | Carlsbad, 8 mi away | Sat · Sun · Evenings | — |
| 4 | Baker Home Energy | 85 | 4.8★ (2,727) | Escondido, 16 mi away | Sat | — |
| 5 | Semper Solaris | 84 | 4.8★ (1,454) | San Diego, 36 mi away | Sat · Sun · Evenings | — |
| 6 | Sunbrook Solar Power & Electrical Systems | 84 | 5.0★ (15) | Camp Pendleton North, 15 mi away | 24/7 | — |
| 7 | United Plumbing Heating Air & Electric | 84 | 4.9★ (1,612) | San Diego, 24 mi away | 24/7 | — |
| 8 | Eminent Energy | 83 | 5.0★ (219) | San Marcos, 13 mi away | Sat · Evenings | — |
| 9 | OnPoint Solar Panel Cleaning Clairemont | 83 | 5.0★ (34) | San Diego, 30 mi away | 24/7 | — |
| 10 | Solar Panel Cleaning Windows | 83 | 5.0★ (41) | Lake Elsinore, 34 mi away | 24/7 | — |
The 375 best solar installers in Oceanside, 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 Action Solar
Based in San Diego, 24 mi away
87/100CR ScoreRanked #2 because of its Google rating and availability: 4.9★ from 143 Google reviews, open 24/7.
- 4.9★ from 143 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6339 Nancy Ridge Dr #101, San Diego, CA 92121
#3 Powur, PBC
Based in Carlsbad, 8 mi away
86/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.7★ from 443 Google reviews, listed on Google as “Solar energy company”.
- 4.7★ from 443 Google reviews
- Hours
- Mon–Fri 6 AM–7 PM · Sat–Sun 7 AM–4 PM
- Address
- 5850 El Camino Real, Carlsbad, CA 92008
Based in Escondido, 16 mi away
85/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.8★ from 2,727 Google reviews, listed on Google as “Solar energy company”.
- 4.8★ from 2,727 Google reviews
- Hours
- Mon–Fri 7 AM–6 PM · Sat 8 AM–4 PM · Sun closed
- Address
- 2060 Wineridge Pl, Escondido, CA 92029
Based in San Diego, 36 mi away
84/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ from 1,454 Google reviews, listed on Google as “Solar energy company”.
- 4.8★ from 1,454 Google reviews
- Hours
- Mon–Sat 7 AM–12 AM · Sun 9 AM–12 AM
- Address
- 964 Fifth Ave #510, San Diego, CA 92101
Based in Camp Pendleton North, 15 mi away
84/100CR ScoreRanked #6 because of its Google rating and availability: 5.0★ from 15 Google reviews, open 24/7.
- 5.0★ from 15 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in San Diego, 24 mi away
84/100CR ScoreRanked #7 because of its Google rating and availability: 4.9★ from 1,612 Google reviews, open 24/7.
- 4.9★ from 1,612 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6767 Nancy Ridge Dr Unit C, San Diego, CA 92121
Based in San Marcos, 13 mi away
83/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 219 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 219 Google reviews
- Hours
- Mon–Sat 9 AM–7 PM · Sun closed
- Address
- 251 N City Dr #128F, San Marcos, CA 92096
Based in San Diego, 30 mi away
83/100CR ScoreRanked #9 because of its Google rating and availability: 5.0★ from 34 Google reviews, open 24/7.
- 5.0★ from 34 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2476 Cowley Way, San Diego, CA 92110
Based in Lake Elsinore, 34 mi away
83/100CR ScoreRanked #10 because of its Google rating and availability: 5.0★ from 41 Google reviews, open 24/7.
- 5.0★ from 41 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 15087 Ficus St, Lake Elsinore, CA 92530
Based in El Cajon, 36 mi away
83/100CR ScoreRanked #11 because of its Google rating and review volume: 4.8★ from 4,710 Google reviews, the most Google reviews on this list (4,710).
- 4.8★ from 4,710 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1456 Magnolia Ave Ste E, El Cajon, CA 92021
#12 SolarHub
Based in San Marcos, 13 mi away
83/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 37 Google reviews
- Hours
- Mon–Sun 7 AM–9 PM
- Address
- 918 Iron Horse Dr, San Marcos, CA 92078
Based in La Jolla, 14 mi away
83/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 39 Google reviews, listed on Google as “Solar panel maintenance service”.
- 5.0★ from 39 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
Based in Lakeside, 35 mi away
83/100CR ScoreRanked #14 because of its Google rating and availability: 5.0★ from 36 Google reviews, open 24/7.
- 5.0★ from 36 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 12234 A Ave, Lakeside, CA 92040
Based in Casa de Oro-Mount Helix, 34 mi away
82/100CR ScoreRanked #15 because of its Google rating and availability: 5.0★ from 32 Google reviews, open 24/7.
- 5.0★ from 32 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in San Diego, 29 mi away
82/100CR ScoreRanked #16 because of its Google rating and review volume: 4.9★ from 1,494 Google reviews, 1,494 Google reviews.
- 4.9★ from 1,494 Google reviews
- Hours
- Mon–Sun 12 AM–11:30 PM
- Address
- 8248 Ronson Rd, San Diego, CA 92111
#17 SolarGraham
Based in Murrieta, 30 mi away
82/100CR ScoreRanked #17 because of its Google rating and availability: 5.0★ from 20 Google reviews, open 24/7.
- 5.0★ from 20 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 36504 Ranch House St, Murrieta, CA 92563
Based in Encinitas, 13 mi away
82/100CR ScoreRanked #18 because of its Google rating and availability: 5.0★ from 29 Google reviews, open 24/7.
- 5.0★ from 29 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2168 Carol View Dr b109, Cardiff, CA 92007
Based in Ladera Ranch, 29 mi away
82/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 73 Google reviews, listed on Google as “Solar panel maintenance service”.
- 5.0★ from 73 Google reviews
- Hours
- Mon–Fri 7 AM–10 PM · Sat–Sun 9 AM–10 PM
- Address
- 27082 O'Neill Dr #235, Ladera Ranch, CA 92694
Based in El Cajon, 35 mi away
82/100CR ScoreRanked #20 because of its Google rating and review volume: 4.9★ from 1,836 Google reviews, 1,836 Google reviews.
- 4.9★ from 1,836 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat–Sun 8 AM–4:30 PM
- Address
- 1256 Fayette St, El Cajon, CA 92020
#21 Your Energy Best
Based in Carlsbad, 13 mi away
82/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 18 Google reviews
- Hours
- Mon–Sat 9 AM–8 PM · Sun 9 AM–5 PM
Based in Lake Elsinore, 25 mi away
82/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 47 Google reviews, listed on Google as “Solar energy system service”.
- 5.0★ from 47 Google reviews
- Hours
- Mon–Fri 8 AM–7 PM · Sat–Sun 10 AM–5 PM
#23 Sunrun Solar
Based in Vista, 9 mi away
82/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.3★ from 134 Google reviews, listed on Google as “Solar energy company”.
- 4.3★ from 134 Google reviews
- Hours
- Mon–Sun 8 AM–5 PM
- Address
- 1225 Park Center Dr, Vista, CA 92081
Based in Escondido, 16 mi away
81/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 259 Google reviews, listed on Google as “Solar energy company”.
- 4.8★ from 259 Google reviews
- Hours
- Mon–Thu 8 AM–6 PM · Fri 8 AM–5 PM · Sat 10 AM–6 PM · Sun closed
- Address
- 600 S Andreasen Dr Suite A, Escondido, CA 92029
Based in San Diego, 25 mi away
81/100CR ScoreRanked #25 because of its Google rating and availability: 4.8★ from 507 Google reviews, open 24/7.
- 4.8★ from 507 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7929 Silverton Ave #617, San Diego, CA 92126
Solar installers 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 375 ranked solar installers here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Wire Smart Solar Installation Company | 81 | 5.0★ (11) | 30 mi |
| 27 | Solar Panel Cleaners LLC | 81 | 4.5★ (8) | 25 mi |
| 28 | Ryan Turner Solar | 81 | 5.0★ (18) | 18 mi |
| 29 | Soltech Electric | 81 | 5.0★ (137) | 24 mi |
| 30 | Daynight Power Inc | 81 | 5.0★ (23) | 22 mi |
| 31 | Harris Solar Panel Cleaning | 80 | 5.0★ (91) | 39 mi |
| 32 | Powersmith Solar | 80 | 4.8★ (75) | 11 mi |
| 33 | Semper Solaris | 80 | 4.8★ (1,190) | 35 mi |
| 34 | Magic Solar San Diego | 80 | 4.9★ (27) | In Oceanside |
| 35 | Sunspired Solar | 80 | 5.0★ (19) | 21 mi |
| 36 | SunVantage Solar | 80 | 5.0★ (70) | 16 mi |
| 37 | Solar Shine San Diego | 80 | 5.0★ (42) | 33 mi |
| 38 | Spark Solar Panel Cleaning | 80 | 5.0★ (45) | 33 mi |
| 39 | Sunrun Solar | 80 | 4.6★ (231) | 36 mi |
| 40 | AR Solar Cleaning San Diego | 80 | 5.0★ (6) | 33 mi |
| 41 | EMPWR Energy-Empower Solar Group | 80 | 4.7★ (62) | 8 mi |
| 42 | United Plumbing Heating Air & Electric | 79 | 4.8★ (94) | 19 mi |
| 43 | A B Window Cleaning | 79 | 5.0★ (82) | 25 mi |
| 44 | Elite Shine Property Services | 79 | 5.0★ (94) | 27 mi |
| 45 | KOTA Energy Group | 79 | 4.0★ (105) | 5 mi |
| 46 | Eco Construction & Energy | 79 | 4.0★ (14) | 11 mi |
| 47 | Ascension Home Services | 79 | 4.9★ (586) | 23 mi |
| 48 | EnergyAid | 79 | 4.8★ (469) | 33 mi |
| 49 | Roof King Roofing & Solar | 79 | 4.0★ (49) | 8 mi |
| 50 | Build Brothers Inc. | 79 | 4.9★ (615) | 25 mi |
Also serving Oceanside
20 more solar installers 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 |
|---|---|---|
| Affiliate Solar | 3.0★ (2) | 19 mi |
| Blackwood Electric | 5.0★ (100) | In Oceanside |
| California Energy Specialists | 5.0★ (2) | 11 mi |
| California Solar Structures | In Oceanside | |
| Everest Solar Systems | 4.0★ (2) | 10 mi |
| Freedom Solar | 1.5★ (2) | 20 mi |
| GHESolar Company San Diego | 5.0★ (2) | 21 mi |
| GoSolar Homegrid San Diego | 5.0★ (2) | 25 mi |
| HM Electrical Solutions LLC | 5.0★ (13) | In Oceanside |
| Human Solution Innovations, Inc. | 5.0★ (2) | 24 mi |
| Makello | 3.0★ (2) | 25 mi |
| Now & After Solar llc | 3.0★ (2) | 19 mi |
| Phoenix Renewable Services | 3.0★ (2) | 7 mi |
| ProSolar California | 5.0★ (1) | In Oceanside |
| R E Pierro Roofing & Solar | 1.0★ (2) | In Oceanside |
| SolarPanelsNTiles San Marcos | 5.0★ (2) | 14 mi |
| Sunbrook Solar Power | 5.0★ (2) | 15 mi |
| T&R Window N Solar Cleaners | 5.0★ (2) | 25 mi |
| TR Solar Consultant | 5.0★ (1) | In Oceanside |
| United Power Partners | 5.0★ (2) | 7 mi |
How much do solar installers cost in Oceanside?
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 |
|---|---|---|---|---|---|
| Solar panel installation | $29,770 | $33,680 | $36,640 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.08 Pacific factor (2025 Cost vs. Value Report) | October 2026 |
How we ranked Oceanside solar installers
We scored 375 Oceanside solar installers 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 Oceanside 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 |
Solar installers in Oceanside: frequently asked questions
Who is the best solar installer in Oceanside?
By CR Score, the highest-ranked solar installer in Oceanside, CA is OnPoint Solar Panel Cleaning San Diego with a CR Score of 87/100. It has 5.0★ from 309 Google reviews. It is open 24/7. Action Solar (#2) and Powur, PBC (#3) follow. We ranked 375 solar installers on 8 factors, last updated October 22, 2026.
How many solar installers are there in Oceanside?
ContractorsRanked ranks 375 solar installers serving Oceanside, CA. 1 of them is based in Oceanside; 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 solar installers in Oceanside are open 24/7?
43 ranked solar installers in Oceanside post 24/7 hours. The highest-ranked are OnPoint Solar Panel Cleaning San Diego (#1), Action Solar (#2) and Sunbrook Solar Power & Electrical Systems (#6). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which solar installers in Oceanside work on weekends?
213 of 375 ranked solar installers post Saturday hours and 108 post Sunday hours. The highest-ranked open Saturdays are OnPoint Solar Panel Cleaning San Diego (#1), Action Solar (#2) and Powur, PBC (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does solar panel installation cost in Oceanside?
Solar panel installation typically costs $29,770 to $36,640, with $33,680 typical (Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.08 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 Oceanside solar installers have?
The median Google rating among 375 rated solar installers in Oceanside is 5.0★, with a median of 19 reviews. Mauzy Cooling, Heating, Plumbing, and Electrical has the most, 4,710 reviews, and ranks #11. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank solar installers?
Each solar installer 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 solar installers outside Oceanside count in this ranking?
Yes, if they are within 40 mi of the Oceanside city center, our service radius for solar installers. 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 Oceanside
- October 2026: CR Scores recalculated for 375 solar installers serving Oceanside.
- October 2026: 4 duplicate listings merged.
More solar installers and Oceanside pages
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Other trades in Oceanside
- Roofers in Oceanside469 ranked
- Plumbers in Oceanside384 ranked
- Electricians in Oceanside257 ranked
- HVAC contractors in Oceanside288 ranked
- General contractors in Oceanside363 ranked
- Painters in Oceanside92 ranked
- Landscapers in Oceanside110 ranked
- Handymen in Oceanside56 ranked
- Kitchen remodelers in Oceanside245 ranked
- Bathroom remodelers in Oceanside229 ranked
- Flooring contractors in Oceanside172 ranked
- Tile installers in Oceanside45 ranked
- Drywall contractors in Oceanside9 ranked
- Concrete contractors in Oceanside132 ranked
- Fence contractors in Oceanside68 ranked
- Deck builders in Oceanside55 ranked
- Siding contractors in Oceanside58 ranked
- Window installers in Oceanside288 ranked
- Gutter installers in Oceanside56 ranked
- Insulation contractors in Oceanside36 ranked
- Garage door repair companies in Oceanside85 ranked
- Foundation repair companies in Oceanside62 ranked
- Tree services in Oceanside92 ranked
- Masonry contractors in Oceanside91 ranked
- Water damage restoration companies in Oceanside608 ranked
- Home builders in Oceanside389 ranked
- Demolition contractors in Oceanside35 ranked
- All contractors in Oceanside