604 electricians ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Olney: Electrical Connections, CR Score 64/100; 4.9★ from 1,540 Google reviews; open 24/7.
Best for emergencies (open 24/7): M.R. Electricians, Inc., posts 24/7 hours; ranked #3 of 604.
Most-reviewed: F.H. Furr Plumbing, Heating, Air Conditioning & Electrical, 5,985 Google reviews at 4.7★, the most of 604 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
604 Olney electricians are ranked here by CR Score, from ten published factors. 160 are open 24/7, 325 open Saturdays and 207 open Sundays, based on posted hours. The median Google rating is 4.9★ across 604 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Electrical Connections | 64 | 4.9★ (1,540) | Gaithersburg, 7 mi away | 24/7 | Overall |
| 2 | YC Electric | 63 | 5.0★ (1,208) | Olney | Sat | — |
| 3 | M.R. Electricians, Inc. | 62 | 4.9★ (226) | Darnestown, 6 mi away | 24/7 | Emergencies |
| 4 | F.H. Furr Plumbing, Heating, Air Conditioning & Electrical | 61 | 4.7★ (5,985) | Rockville, 6 mi away | 24/7 | Most reviews |
| 5 | Michael Bonsby HVAC, Plumbing & Electrical | 61 | 4.8★ (2,083) | Gaithersburg, 5 mi away | 24/7 | — |
| 6 | Castro Electrical Services | 60 | 4.8★ (365) | Rockville, 6 mi away | Sat · Sun · Evenings | — |
| 7 | F.H. Furr Plumbing, Heating, Air Conditioning & Electrical | 60 | 4.8★ (1,788) | Glen Burnie, 21 mi away | 24/7 | — |
| 8 | Bailey & Shipp | 60 | 5.0★ (881) | Baltimore, 23 mi away | 24/7 | — |
| 9 | Barbio Electrical Solutions LLC | 60 | 5.0★ (72) | Clarksburg, 3 mi away | Sat · Sun | — |
| 10 | H Electrics | 59 | 5.0★ (97) | Columbia, 11 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 trade focus: 4.9★ from 1,540 Google reviews, listed on Google as “Electrician”.
Based in Olney
Ranked #2 because of its Google rating and trade focus: 5.0★ from 1,208 Google reviews, listed on Google as “Electrician”.
Based in Darnestown, 6 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 226 Google reviews, listed on Google as “Electrician”.
Based in Rockville, 6 mi away
Ranked #4 because of its Google rating and review volume: 4.7★ from 5,985 Google reviews, the most in Olney.
Based in Gaithersburg, 5 mi away
Ranked #5 because of its Google rating and review volume: 4.8★ from 2,083 Google reviews.
Based in Rockville, 6 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 365 Google reviews, listed on Google as “Electrician”.
Based in Glen Burnie, 21 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 1,788 Google reviews, listed on Google as “Electrician”.
Based in Baltimore, 23 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 881 Google reviews, listed on Google as “Electrician”.
Based in Clarksburg, 3 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 72 Google reviews, listed on Google as “Electrician”.
Based in Columbia, 11 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 97 Google reviews, listed on Google as “Electrical installation service”.
Based in Baltimore, 24 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 1,181 Google reviews, listed on Google as “Electrician”.
Based in Laurel, 10 mi away
Ranked #12 because of its Google rating and trade focus: 4.7★ from 168 Google reviews, listed on Google as “Electrician”.
Based in Colesville, 6 mi away
Ranked #13 because of its Google rating and trade focus: 4.7★ from 83 Google reviews, listed on Google as “Electrician”.
Based in Gaithersburg, 6 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 958 Google reviews, listed on Google as “Electrician”.
Based in Columbia, 11 mi away
Ranked #15 because of its Google rating and trade focus: 4.8★ from 135 Google reviews, listed on Google as “Electrician”.
Based in Washington, D.C., 13 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 135 Google reviews, listed on Google as “Electrician”.
Based in Aspen Hill, 9 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 150 Google reviews, listed on Google as “Electrician”.
Based in Odenton, 19 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 223 Google reviews, listed on Google as “Electrician”.
Based in Washington, D.C., 18 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 160 Google reviews, listed on Google as “Electrician”.
Based in Silver Spring, 9 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 46 Google reviews, listed on Google as “Electrician”.
Based in Hyattsville, 14 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 91 Google reviews, listed on Google as “Electrician”.
Based in Beltsville, 12 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 98 Google reviews, listed on Google as “Electrical installation service”.
Based in Bowie, 21 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 234 Google reviews, listed on Google as “Electrician”.
Based in Crofton, 23 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 323 Google reviews, listed on Google as “Electrician”.
Based in Frederick, 25 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 428 Google reviews, listed on Google as “Electrician”.
#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 604 ranked electricians here; the rest are on their profiles.
20 more electricians within 25 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 |
|---|---|---|
| B.T. Johnson Electrical Service | 4.7★ (14) | 9 mi |
| Chuck The Plumber | 4.6★ (55) | In Olney |
| Coburn Electric LLC | 5.0★ (68) | 19 mi |
| DMV Electrical Professionals Inc. | 4.7★ (31) | 13 mi |
| Double Z Electric LLC | 4.6★ (8) | 7 mi |
| Elsi Electric, Llc | 5.0★ (2) | 9 mi |
| F.H. Furr Plumbing, Heating, Air Conditioning & Electrical | 4.8★ (2,314) | 22 mi |
| George's Electrical Service | 5.0★ (2) | 5 mi |
| Gerson Electrician Llc | 5.0★ (17) | 13 mi |
| Jake electric | 4.0★ (8) | 6 mi |
| Maryland Electrical Pros | 4.9★ (18) | 12 mi |
| MDA Home Services | 5.0★ (2) | 11 mi |
| NB Peak Electric | 3.0★ (2) | 9 mi |
| Norbeck Substation | In Olney | |
| PEPCO Darnestown Substation | 5.0★ (2) | 11 mi |
| Phoenix Electrical Technologies | 5.0★ (2) | 5 mi |
| Pirro Electric | 5.0★ (2) | 5 mi |
| Richie Electric | 4.9★ (43) | 17 mi |
| Star Voltage Electric | 5.0★ (2) | 11 mi |
| William's Finest Electricians | 4.8★ (121) | 20 mi |
National price ranges in USD, not adjusted for Olney. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Electrical panel upgrade | $518 | $1,347 | $2,193 | Per panel, installed; typical range of customer-reported jobs. US national range | October 2026 |
In Maryland, Maryland State Board of Master Electricians licenses Electrical wiring and equipment work.
No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.
Guide checked October 2026. How we verify licenses
We scored 604 Olney electricians 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.
| Factor | Weight | Computed from | In Olney 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 |