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Best Solar Installers in North Fair Oaks, CA (2026)

273 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in North Fair Oaks: Smart Solar Panel Cleaning Bay Area, CR Score 64/100; 5.0★ from 418 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): EnergyAid, posts 24/7 hours; ranked #2 of 273.

  3. 5

    Most-reviewed: SunPower®, 1,576 Google reviews at 4.5★, the most of 273 ranked; ranked #5.

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

273 North Fair Oaks solar installers are ranked here by CR Score, from ten published factors. 31 are open 24/7, 137 open Saturdays and 74 open Sundays, based on posted hours. The median Google rating is 4.9★ across 273 rated businesses.

Top 10 solar installers in North Fair Oaks at a glance

Top 10 solar installers in North Fair Oaks at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Smart Solar Panel Cleaning Bay Area645.0★ (418)Hayward, 13 mi away24/7Overall
2EnergyAid634.8★ (842)Fremont, 14 mi away24/7Emergencies
3Semper Solaris614.6★ (480)Hayward, 12 mi awaySat · Sun · Evenings—
4Solar Pro Energy Systems594.7★ (55)Redwood Shores, 9 mi away24/7—
5SunPower®594.5★ (1,576)Richmond, 32 mi awaySat · Sun · EveningsMost reviews
6TN Electrical and Solar Services595.0★ (107)San Jose, 18 mi awaySat · Sun—
7East Bay Solar Cleaning LLC595.0★ (104)Lafayette, 29 mi away24/7—
8Sunrun Solar584.4★ (281)Milpitas, 15 mi awaySat · Sun—
9SolarSesame584.9★ (126)Hayward, 12 mi awaySat—
10California Solar Care585.0★ (54)Fremont, 14 mi awaySat · Sun—

The 273 best solar installers in North Fair Oaks, ranked

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

  1. Based in Fremont, 14 mi away

    63/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.8★ from 842 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 842 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3300 Seldon Ct #11, Fremont, CA 94539
  2. Based in Hayward, 12 mi away

    61/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.6★ from 480 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 480 Google reviews
    Hours
    Mon–Sat 7 AM–12 AM · Sun 9 AM–12 AM
    Address
    2505 Amaral Ct, Hayward, CA 94544
  3. Based in Redwood Shores, 9 mi away

    59/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.7★ from 55 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 55 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  4. Based in Richmond, 32 mi away

    59/100CR Score

    Ranked #5 because of its Google rating and review volume: 4.5★ from 1,576 Google reviews, the most in North Fair Oaks.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.5★ from 1,576 Google reviews
    Hours
    Mon–Fri 5 AM–8 PM · Sat–Sun 6 AM–8 PM
    Address
    880 Harbour Way S Suite 600, Richmond, CA 94804
  5. Based in San Jose, 18 mi away

    59/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 107 Google reviews, listed on Google as “Solar energy system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 107 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 9 AM–4 PM · Sun 9 AM–2 PM
    Address
    1150 Murphy Ave #240, San Jose, CA 95131
  6. Based in Lafayette, 29 mi away

    59/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 104 Google reviews, listed on Google as “Solar panel maintenance service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 104 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    O'Conner Dr, Lafayette, CA 94549
  7. Based in Milpitas, 15 mi away

    58/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.4★ from 281 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.4★ from 281 Google reviews
    Hours
    Mon–Sun 8 AM–5 PM
    Address
    1181 Cadillac Ct, Milpitas, CA 95035
  8. Based in Hayward, 12 mi away

    58/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.9★ from 126 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 126 Google reviews
    Hours
    Mon–Sat 8 AM–6 PM · Sun closed
    Address
    23785 Cabot Blvd #319, Hayward, CA 94545
  9. Based in Fremont, 14 mi away

    58/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 54 Google reviews, listed on Google as “Solar energy system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 54 Google reviews
    Hours
    Mon–Sun 6 AM–6 PM
  10. Based in Fremont, 13 mi away

    58/100CR Score

    Ranked #11 because of its Google rating and trade focus: 5.0★ from 63 Google reviews, listed on Google as “Solar energy company”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 5.0★ from 63 Google reviews
    Address
    2140 Peralta Blvd, Fremont, CA 94536
  11. Based in Campbell, 20 mi away

    57/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 28 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    131B Lost Lake Ln, Campbell, CA 95008
  12. Based in Dublin, 21 mi away

    57/100CR Score

    Ranked #13 because of its Google rating and trade focus: 5.0★ from 128 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 128 Google reviews
    Hours
    Mon–Sat 9 AM–6 PM · Sun closed
    Address
    11501 Dublin Blvd STE 200, Dublin, CA 94568
  13. Based in Campbell, 15 mi away

    57/100CR Score

    Ranked #14 because of its Google rating and trade focus: 5.0★ from 205 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 205 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
  14. Based in San Francisco, 25 mi away

    56/100CR Score

    Ranked #17 because of its Google rating and trade focus: 5.0★ from 38 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 38 Google reviews
    Hours
    Mon–Sun 9 AM–9 PM
    Address
    44 Montgomery St, San Francisco, CA 94104
  15. Based in San Jose, 17 mi away

    55/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.8★ from 59 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 59 Google reviews
    Hours
    Mon–Sat 9 AM–6 PM · Sun closed
    Address
    1624 Remuda Ln, San Jose, CA 95112
  16. Based in Walnut Creek, 31 mi away

    55/100CR Score

    Ranked #21 because of its Google rating and trade focus: 5.0★ from 51 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 51 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat 8 AM–5 PM · Sun 10 AM–3 PM
    Address
    161 N Civic Dr #400, Walnut Creek, CA 94596
  17. Based in San Jose, 18 mi away

    55/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.6★ from 29 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 29 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
    Address
    Oakland Rd Suite 107, San Jose, CA 95131
  18. Based in Sunnyvale, 11 mi away

    55/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 32 Google reviews, listed on Google as “Roofing contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 32 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    100 S Murphy Ave, Sunnyvale, CA 94086
  19. Based in Hayward, 5 mi away

    55/100CR Score

    Ranked #24 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Solar energy system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 16 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 8 AM–1 PM · Sun closed
  20. Based in Concord, 37 mi away

    55/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.6★ from 135 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 135 Google reviews
    Hours
    Mon–Sat 7 AM–12 AM · Sun 9 AM–12 AM
    Address
    1990 Olivera Rd Suite E, Concord, CA 94520

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 273 ranked solar installers here; the rest are on their profiles.

solar installers in North Fair Oaks, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Newhaus Roofing & Construction554.9★ (148)18 mi
27Synergy Power554.9★ (205)30 mi
28RM Solutions544.9★ (68)9 mi
29Ongaro & Sons544.9★ (762)40 mi
30Sunrun Solar544.0★ (115)21 mi
31Kingdom Solar544.9★ (83)30 mi
32Sunrun Solar543.8★ (469)25 mi
33Your California Solar Girl LLC545.0★ (16)14 mi
34Solar Engineering545.0★ (24)9 mi
35Cinnamon Energy Systems544.8★ (83)20 mi
36NRG Clean Power544.2★ (80)19 mi
37Save a Lot Solar544.9★ (45)29 mi
38SolarGuru Energy544.4★ (5)18 mi
39Evolution Solar inc544.5★ (15)17 mi
40SunWork Renewable Energy Projects545.0★ (20)16 mi
41VBN Solar Solution544.2★ (10)14 mi
42Nabu Energy - Solar PV and Energy Storage battery Installation Company.544.8★ (41)12 mi
43Enphase Energy, Inc.534.2★ (227)14 mi
44Smart Solar Panel Cleaning Bay Area535.0★ (44)27 mi
45Filthy Solutions535.0★ (36)9 mi
46Nomadic Solar534.9★ (33)36 mi
47Freedom Forever534.8★ (70)22 mi
48Century Roof and Solar534.8★ (83)13 mi
49Bay Area Pressure Pros535.0★ (80)23 mi
50Professional Powerwashing & Property Maintenance534.9★ (111)25 mi

Also serving North Fair Oaks

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.

Unranked solar installers serving North Fair Oaks
BusinessGoogle ratingDistance
Boviet Solar5.0★ (2)17 mi
Castle Electrical Services5.0★ (2)15 mi
Clean Focus2.5★ (2)11 mi
Clear Solar Solutions, Inc5.0★ (2)19 mi
Coastside Clean Energy5.0★ (2)19 mi
Estrada Exterior Cleaning Corp5.0★ (2)13 mi
GHESolar Company Fremont5.0★ (2)14 mi
Hanwha Q CELLS Applied Innovations Lab3.0★ (2)14 mi
Jenkins Solar Systems5.0★ (2)16 mi
Quality First Home Improvement1.0★ (2)19 mi
SilRay, Inc.5.0★ (2)18 mi
Solar Bar Install4.0★ (2)13 mi
Solar Customized SJ Solutions5.0★ (2)18 mi
Solar San Jose5.0★ (2)18 mi
SolarPaneLLink Jan Jose5.0★ (2)20 mi
Sunpower1.0★ (2)19 mi
Triad Power Solutions5.0★ (2)21 mi
Universe Solar Panel Oakland3.0★ (2)21 mi
Vonnegut Electric & Solar5.0★ (2)18 mi
West Coast Solar & Water Heater Repair5.0★ (2)18 mi

How much do solar installers cost in North Fair Oaks?

Typical prices in USD, adjusted for California with a published regional index. Each row names its basis and month.

How much do solar installers cost in North Fair Oaks?
JobLowTypicalHighBasisChecked
Solar panel installation$29,770$33,680$36,640Per 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 North Fair Oaks solar installers

We scored 273 North Fair Oaks solar installers 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 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 North Fair Oaks data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Solar installers in North Fair Oaks: frequently asked questions

Who is the best solar installer in North Fair Oaks?

By CR Score, the highest-ranked solar installer in North Fair Oaks, CA is Smart Solar Panel Cleaning Bay Area with a CR Score of 64/100. It has 5.0★ from 418 Google reviews. It is open 24/7. EnergyAid (#2) and Semper Solaris (#3) follow. We ranked 273 solar installers on ten factors, last updated October 22, 2026.

How many solar installers are there in North Fair Oaks?

ContractorsRanked ranks 273 solar installers serving North Fair Oaks, CA. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.

Which solar installers in North Fair Oaks are open 24/7?

31 ranked solar installers in North Fair Oaks post 24/7 hours. The highest-ranked are Smart Solar Panel Cleaning Bay Area (#1), EnergyAid (#2) and Solar Pro Energy Systems (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which solar installers in North Fair Oaks work on weekends?

137 of 273 ranked solar installers post Saturday hours and 74 post Sunday hours. The highest-ranked open Saturdays are Smart Solar Panel Cleaning Bay Area (#1), EnergyAid (#2) and Semper Solaris (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does solar panel installation cost in North Fair Oaks?

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 North Fair Oaks solar installers have?

The median Google rating among 273 rated solar installers in North Fair Oaks is 4.9★, with a median of 18 reviews. SunPower® has the most, 1,576 reviews, and ranks #5. 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 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 solar installers outside North Fair Oaks count in this ranking?

Yes, if they are within 40 mi of the North Fair Oaks 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 North Fair Oaks

  1. October 2026: CR Scores recalculated for 273 solar installers serving North Fair Oaks.
  2. October 2026: 1 duplicate listing merged.

More solar installers and North Fair Oaks pages

Other trades in North Fair Oaks