68 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Walnut Grove: AAA Heating & Cooling, CR Score 61/100; 4.9★ from 1,417 Google reviews; open 24/7.
Best for emergencies (open 24/7): Stanley Roof and Solar, posts 24/7 hours; ranked #4 of 68.
Most-reviewed: ION Solar - Oregon, 1,000 Google reviews at 4.2★, the most of 68 ranked after AAA Heating & Cooling; ranked #21.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
68 Walnut Grove solar installers are ranked here by CR Score, from ten published factors. 9 are open 24/7, 28 open Saturdays and 19 open Sundays, based on posted hours. The median Google rating is 4.9★ across 68 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | AAA Heating & Cooling | 61 | 4.9★ (1,417) | Portland, 9 mi away | 24/7 | Overall |
| 2 | Nate's Solar Clean | 60 | 5.0★ (56) | Beaverton, 3 mi away | Sat · Sun · Evenings | — |
| 3 | SunPower® | 59 | 4.4★ (642) | Portland, 13 mi away | Sat · Evenings | — |
| 4 | Stanley Roof and Solar | 58 | 5.0★ (54) | Vancouver, 3 mi away | 24/7 | Emergencies |
| 5 | Wire Nutz Solar & Roofing | 58 | 4.9★ (124) | Vancouver, 4 mi away | — | — |
| 6 | Pro-Stat Solar Group | 58 | 4.8★ (137) | Vancouver, 2 mi away | — | — |
| 7 | Smart Solar Energy Portland Oregon | 58 | 5.0★ (30) | West Slope, 11 mi away | Sat · Sun | — |
| 8 | Power Northwest | 58 | 5.0★ (142) | Portland, 11 mi away | — | — |
| 9 | Elemental Energy | 58 | 4.9★ (131) | Portland, 7 mi away | — | — |
| 10 | Solar Energy Solutions | 57 | 4.8★ (16) | Portland, 12 mi away | 24/7 | — |
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.
Ranked #1 because of its Google rating and review volume: 4.9★ from 1,417 Google reviews, the most in Walnut Grove.
Based in Beaverton, 3 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 56 Google reviews, listed on Google as “Solar panel maintenance service”.
Based in Portland, 13 mi away
Ranked #3 because of its Google rating and trade focus: 4.4★ from 642 Google reviews, listed on Google as “Solar energy company”.
Based in Vancouver, 3 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 54 Google reviews, listed on Google as “Roofing contractor”.
Based in Vancouver, 4 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 124 Google reviews, listed on Google as “Solar energy company”.
Based in Vancouver, 2 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 137 Google reviews, listed on Google as “Solar energy company”.
Based in West Slope, 11 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “Solar energy company”.
Based in Portland, 11 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 142 Google reviews, listed on Google as “Solar energy company”.
Based in Portland, 7 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 131 Google reviews, listed on Google as “Solar energy company”.
Based in Portland, 12 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “Solar energy company”.
Based in Vancouver, 2 mi away
Ranked #11 because of its Google rating and trade focus: 4.4★ from 308 Google reviews, listed on Google as “Solar energy company”.
Based in Portland, 8 mi away
Ranked #12 because of its Google rating and trade focus: 4.4★ from 472 Google reviews, listed on Google as “Solar energy company”.
Based in Washougal, 13 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 120 Google reviews, listed on Google as “Solar energy company”.
Based in Clackamas, 18 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 47 Google reviews, listed on Google as “Solar energy company”.
Based in Portland, 10 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Solar energy company”.
Based in Fairview, 12 mi away
Ranked #16 because of its Google rating and trade focus: 4.5★ from 282 Google reviews, listed on Google as “Solar energy company”.
Based in Battle Ground, 6 mi away
Ranked #17 because of its Google rating and review volume: 4.9★ from 87 Google reviews.
Based in Beaverton, 16 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 83 Google reviews, listed on Google as “Solar energy company”.
Based in Oregon City, 23 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 69 Google reviews, listed on Google as “Solar energy company”.
Based in Saint Helens, 8 mi away
Ranked #20 because of its Google rating and trade focus: 4.3★ from 3 Google reviews, listed on Google as “Solar energy company”.
Based in Clackamas, 18 mi away
Ranked #21 because of its Google rating and trade focus: 4.2★ from 1,000 Google reviews, listed on Google as “Solar energy company”.
Based in Portland, 2 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Solar energy company”.
Based in Portland, 11 mi away
Ranked #23 because of its Google rating and trade focus: 4.6★ from 11 Google reviews, listed on Google as “Solar energy company”.
Based in Ridgefield, 6 mi away
Ranked #24 because of its Google rating and review volume: 4.7★ from 98 Google reviews.
Based in Vancouver, 1 mi away
Ranked #25 because of its Google rating and trade focus: 4.8★ from 23 Google reviews, listed on Google as “Solar energy company”.
#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 68 ranked solar installers here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | AA Window, Roof & Gutter Cleaning | 54 | 4.9★ (800) | 11 mi |
| 27 | Unbound Solar | 54 | 4.7★ (568) | 15 mi |
| 28 | Smart Solar Energy | 54 | 5.0★ (7) | 16 mi |
| 29 | Premier Solar Northwest | 54 | 4.9★ (42) | 15 mi |
| 30 | A&R Solar | 54 | 4.8★ (86) | 22 mi |
| 31 | RV Solar Installs | 54 | 5.0★ (27) | 10 mi |
| 32 | Smart Solar Energy Hillsboro Oregon | 54 | 5.0★ (8) | 19 mi |
| 33 | Freedom Forever | 54 | 4.0★ (235) | 9 mi |
| 34 | Green Ridge Solar | 54 | 4.6★ (154) | 24 mi |
| 35 | Neil Kelly Solar Energy | 54 | 5.0★ (21) | 8 mi |
| 36 | Pinnacle Solar NW | 53 | 4.9★ (30) | 16 mi |
| 37 | HOMEMASTERS Portland East | 53 | 4.7★ (95) | 20 mi |
| 38 | Gerryn Energy | 53 | 5.0★ (268) | 8 mi |
| 39 | Kumquat Solar | 53 | 2.7★ (7) | 13 mi |
| 40 | Legit Exteriors | 53 | 4.5★ (207) | 3 mi |
| 41 | PowerBack Solar | 52 | 5.0★ (3) | 2 mi |
| 42 | Smart Solar Energy Tigard Oregon | 52 | 5.0★ (3) | 19 mi |
| 43 | Armadas Exterior LLC | 52 | 4.9★ (168) | 19 mi |
| 44 | Smart Solar Energy Oregon City Oregon | 52 | 5.0★ (3) | 22 mi |
| 45 | AAA Heating & Cooling | 52 | 4.9★ (373) | 17 mi |
| 46 | Avila Solar Drafting LLC | 52 | 5.0★ (13) | 15 mi |
| 47 | Unity Solar | 52 | 4.9★ (37) | 5 mi |
| 48 | Upliftic Energy | 51 | 4.5★ (15) | 14 mi |
| 49 | Beaverton Gutter Cleaning | 51 | 4.5★ (49) | 19 mi |
| 50 | A-Z Exterior Services | 51 | 4.9★ (55) | 29 mi |
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 |
|---|---|---|
| Baldock Solar Highway Project | 4.0★ (2) | 29 mi |
| Bright Solar Power Pros Portland | 1.0★ (2) | 12 mi |
| Bright Wash | 6 mi | |
| Charles Solar | 5.0★ (1) | 9 mi |
| EcoCity Solar Installers Portland | 5.0★ (1) | 17 mi |
| Everett Solar Energy Systems | 5.0★ (1) | 11 mi |
| K & S Environmental Inc | 3.0★ (2) | 14 mi |
| ke-mu-nay elektric solar | 5.0★ (2) | 2 mi |
| Kellia Nichols Nationwide Solar - Energy Consultant | 2 mi | |
| NW Budget Solar | 5.0★ (1) | 14 mi |
| Smart Solar Energy Aloha Oregon | 5.0★ (2) | 18 mi |
| Smart Solar Energy Aurora Oregon | 5.0★ (1) | 31 mi |
| Smart Solar Energy Battle Ground Washington | 5.0★ (2) | 8 mi |
| Smart Solar Energy Happy Valley Oregon | 5.0★ (1) | 17 mi |
| Smart Solar Energy Lake Oswego Oregon | 5.0★ (2) | 18 mi |
| Smart Solar Energy Sherwood Oregon | 5.0★ (2) | 24 mi |
| Solar Eclipse Energy | 5.0★ (1) | 21 mi |
| Solar Integration | 5.0★ (2) | 12 mi |
| Sunbridge Solar | 5 mi | |
| Visiom Solar | 5.0★ (1) | 29 mi |
Typical prices in USD, adjusted for Washington 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 |
We scored 68 Walnut Grove 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 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 Walnut Grove 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 |