92/100CR Score
Ranked #1 because of its Google rating and availability: 4.9★ from 1,540 Google reviews, open 24/7.
- 4.9★ from 1,540 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 12 Meem Ave Suite A, Gaithersburg, MD 20877
Best Electricians in Rockville, MD (2026)
774 electricians ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Rockville: Electrical Connections, CR Score 92/100; 4.9★ from 1,540 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): M.R. Electricians, Inc., posts 24/7 hours; ranked #2 of 774.
- 36
Most-reviewed: CroppMetcalfe, 7,638 Google reviews at 4.8★, the most of 774 ranked; ranked #36.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
774 Rockville electricians are ranked here by CR Score, from 8 published factors. 182 are open 24/7, 433 open Saturdays and 276 open Sundays, based on posted hours. The median Google rating is 4.9★ across 774 rated businesses.
Top 10 electricians in Rockville at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Electrical Connections | 92 | 4.9★ (1,540) | Gaithersburg, 5 mi away | 24/7 | Overall |
| 2 | M.R. Electricians, Inc. | 90 | 4.9★ (226) | Darnestown, 2 mi away | 24/7 | Emergencies |
| 3 | F.H. Furr Plumbing, Heating, Air Conditioning & Electrical | 89 | 4.7★ (5,985) | Rockville | 24/7 | — |
| 4 | Wadi Electric - Electricians | 88 | 4.8★ (882) | Catonsville, 14 mi away | 24/7 | — |
| 5 | Michael Bonsby HVAC, Plumbing & Electrical | 87 | 4.8★ (2,083) | Gaithersburg, 6 mi away | 24/7 | — |
| 6 | Castro Electrical Services | 87 | 4.8★ (365) | Rockville | Sat · Sun · Evenings | — |
| 7 | Johnson Electric Company, Inc. | 87 | 4.9★ (135) | Washington, D.C., 11 mi away | 24/7 | — |
| 8 | Precise Building Services | 87 | 5.0★ (160) | Washington, D.C., 15 mi away | 24/7 | — |
| 9 | GUZMAN ELECTRIC LLC - ARLINGTON | 86 | 5.0★ (199) | Arlington, 17 mi away | 24/7 | — |
| 10 | Have Power Electrical Services Division | 86 | 4.8★ (54) | Potomac, 6 mi away | 24/7 | — |
The 774 best electricians in Rockville, 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.
Based in Darnestown, 2 mi away
90/100CR ScoreRanked #2 because of its Google rating and availability: 4.9★ from 226 Google reviews, open 24/7.
- 4.9★ from 226 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 15754 Crabbs Branch Way, Derwood, MD 20855
Based in Rockville
89/100CR ScoreRanked #3 because of its Google rating and availability: 4.7★ from 5,985 Google reviews, open 24/7.
- 4.7★ from 5,985 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 685 Lofstrand Ln, Rockville, MD 20850
Based in Catonsville, 14 mi away
88/100CR ScoreRanked #4 because of its Google rating and availability: 4.8★ from 882 Google reviews, open 24/7.
- 4.8★ from 882 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Gaithersburg, 6 mi away
87/100CR ScoreRanked #5 because of its Google rating and availability: 4.8★ from 2,083 Google reviews, open 24/7.
- 4.8★ from 2,083 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7940 Cessna Ave, Gaithersburg, MD 20879
Based in Rockville
87/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.8★ from 365 Google reviews, listed on Google as “Electrician”.
- 4.8★ from 365 Google reviews
- Hours
- Mon–Fri 7 AM–10 PM · Sat–Sun 2 PM–10 PM
- Address
- 7524 Standish Pl #150, Rockville, MD 20855
Based in Washington, D.C., 11 mi away
87/100CR ScoreRanked #7 because of its Google rating and availability: 4.9★ from 135 Google reviews, open 24/7.
- 4.9★ from 135 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6230 3rd St NW, Washington, DC 20011
Based in Washington, D.C., 15 mi away
87/100CR ScoreRanked #8 because of its Google rating and availability: 5.0★ from 160 Google reviews, open 24/7.
- 5.0★ from 160 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1140 3rd St NE Ste 200, Washington, DC 20002
Based in Arlington, 17 mi away
86/100CR ScoreRanked #9 because of its Google rating and availability: 5.0★ from 199 Google reviews, open 24/7.
- 5.0★ from 199 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2421 S Dinwiddie St, Arlington, VA 22206
Based in Potomac, 6 mi away
86/100CR ScoreRanked #10 because of its Google rating and availability: 4.8★ from 54 Google reviews, open 24/7.
- 4.8★ from 54 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 10220 River Rd #302, Potomac, MD 20854
Based in Hyattsville, 13 mi away
86/100CR ScoreRanked #11 because of its Google rating and availability: 5.0★ from 91 Google reviews, open 24/7.
- 5.0★ from 91 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5810 32nd Ave, Hyattsville, MD 20782
#12 TV Mount Tech
Based in Aspen Hill, 5 mi away
86/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 150 Google reviews, listed on Google as “Electrician”.
- 5.0★ from 150 Google reviews
- Hours
- Mon–Sun 8 AM–10 PM
Based in Washington, D.C., 8 mi away
86/100CR ScoreRanked #13 because of its Google rating and availability: 4.7★ from 88 Google reviews, open 24/7.
- 4.7★ from 88 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Bethesda, 6 mi away
85/100CR ScoreRanked #14 because of its Google rating and availability: 4.7★ from 50 Google reviews, open 24/7.
- 4.7★ from 50 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#15 YC Electric
Based in Olney, 6 mi away
85/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 1,208 Google reviews, listed on Google as “Electrician”.
- 5.0★ from 1,208 Google reviews
- Hours
- Mon–Sat 7 AM–4 PM · Sun closed
- Address
- 17024 Georgia Ave, Olney, MD 20832
#16 Lilly Electric
Based in Bowie, 23 mi away
85/100CR ScoreRanked #16 because of its Google rating and availability: 5.0★ from 234 Google reviews, open 24/7.
- 5.0★ from 234 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4412 Olando Ln, Bowie, MD 20715
#17 Lux Now
Based in Silver Spring, 10 mi away
85/100CR ScoreRanked #17 because of its Google rating and availability: 4.9★ from 46 Google reviews, open 24/7.
- 4.9★ from 46 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 12230 Longfield Dr, Silver Spring, MD 20904
#18 H Electrics
Based in Columbia, 18 mi away
85/100CR ScoreRanked #18 because of its Google rating and availability: 5.0★ from 97 Google reviews, open 24/7.
- 5.0★ from 97 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5523 Mystic Ct, Columbia, MD 21044
Based in Laurel, 14 mi away
85/100CR ScoreRanked #19 because of its Google rating and availability: 4.7★ from 168 Google reviews, open 24/7.
- 4.7★ from 168 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6218 Roblynn Rd, Laurel, MD 20707
#20 WireFox Electric
Based in Odenton, 23 mi away
85/100CR ScoreRanked #20 because of its Google rating and availability: 5.0★ from 223 Google reviews, open 24/7.
- 5.0★ from 223 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 249 St Michaels Cir, Odenton, MD 21113
Based in Rockville
85/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 45 Google reviews, listed on Google as “Electrician”.
- 5.0★ from 45 Google reviews
- Hours
- Mon–Sat 7 AM–8 PM · Sun 9 AM–8 PM
- Address
- 4611 Coachway Dr, Rockville, MD 20852
Based in Washington, D.C., 12 mi away
85/100CR ScoreRanked #22 because of its Google rating and availability: 4.7★ from 113 Google reviews, open 24/7.
- 4.7★ from 113 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 133 Webster St NW #6, Washington, DC 20011
Based in Silver Spring, 4 mi away
85/100CR ScoreRanked #23 because of its Google rating and availability: 5.0★ from 11 Google reviews, open 24/7.
- 5.0★ from 11 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4002 Jeffry St, Silver Spring, MD 20906
Based in Clarksburg, 4 mi away
85/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 72 Google reviews, listed on Google as “Electrician”.
- 5.0★ from 72 Google reviews
- Hours
- Mon–Fri 7:30 AM–5 PM · Sat–Sun 9 AM–5 PM
Based in Ashburn, 17 mi away
84/100CR ScoreRanked #25 because of its Google rating and availability: 4.8★ from 2,314 Google reviews, open 24/7.
- 4.8★ from 2,314 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 20145 Ashbrook Pl #110, Ashburn, VA 20147
Electricians 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 774 ranked electricians here; the rest are on their profiles.
Also serving Rockville
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 |
|---|---|---|
| AYDEN-REMODELING LLC | 5.0★ (1) | In Rockville |
| Baldissera Electric | 5.0★ (1) | In Rockville |
| Centerline Design Build | In Rockville | |
| Chambers Handyman Service | 5.0★ (5) | In Rockville |
| Champion Electric Services | 5.0★ (1) | In Rockville |
| Coburn Electric LLC | 5.0★ (68) | 20 mi |
| Dahan Electric | 4.8★ (177) | 12 mi |
| EB Electrical LLC | In Rockville | |
| Electric Advantage, Inc. | In Rockville | |
| Electro servicio cleris | In Rockville | |
| Elsi Electric, Llc | 5.0★ (2) | In Rockville |
| Fred & Son Plumbing, LLC | 4.9★ (27) | In Rockville |
| G & R Electric Co | 5.0★ (1) | In Rockville |
| gala construction | In Rockville | |
| HMM Handyman and Locksmith Services | 5.0★ (11) | In Rockville |
| Michael & Son Services | 4.7★ (15,537) | 20 mi |
| Mister Sparky | 1.0★ (1) | In Rockville |
| RILEY BRIGHT property management | In Rockville | |
| Trusted Home Experts | 4.9★ (280) | In Rockville |
| Yaya Contractors LLC | 5.0★ (3) | In Rockville |
How much do electricians cost in Rockville?
National price ranges in USD, not adjusted for Rockville. 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 |
How to check an electrician's license in Maryland
In Maryland, Maryland State Board of Master Electricians licenses Electrical wiring and equipment work.
- Check that the status is active and the name matches the contract or truck.
- Ask for proof of insurance before work starts.
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
How we ranked Rockville electricians
We scored 774 Rockville electricians 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 Rockville 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 |
Electricians in Rockville: frequently asked questions
Who is the best electrician in Rockville?
By CR Score, the highest-ranked electrician in Rockville, MD is Electrical Connections with a CR Score of 92/100. It has 4.9★ from 1,540 Google reviews. It is open 24/7. M.R. Electricians, Inc. (#2) and F.H. Furr Plumbing, Heating, Air Conditioning & Electrical (#3) follow. We ranked 774 electricians on 8 factors, last updated October 22, 2026.
How many electricians are there in Rockville?
ContractorsRanked ranks 774 electricians serving Rockville, MD. 5 of them are based in Rockville; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which electricians in Rockville are open 24/7?
182 ranked electricians in Rockville post 24/7 hours. The highest-ranked are Electrical Connections (#1), M.R. Electricians, Inc. (#2) and F.H. Furr Plumbing, Heating, Air Conditioning & Electrical (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which electricians in Rockville work on weekends?
433 of 774 ranked electricians post Saturday hours and 276 post Sunday hours. The highest-ranked open Saturdays are Electrical Connections (#1), M.R. Electricians, Inc. (#2) and F.H. Furr Plumbing, Heating, Air Conditioning & Electrical (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check an electrician's license in Maryland?
In Maryland, Maryland State Board of Master Electricians handles licensing and covers Electrical wiring and equipment work.
How much does electrical panel upgrade cost in Rockville?
Electrical panel upgrade typically costs $518 to $2,193, with $1,347 typical (Per panel, installed; typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Rockville. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Rockville electricians have?
The median Google rating among 774 rated electricians in Rockville is 4.9★, with a median of 16 reviews. CroppMetcalfe has the most, 7,638 reviews, and ranks #36. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank electricians?
Each electrician 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.
Update log for Rockville
- October 2026: CR Scores recalculated for 774 electricians serving Rockville.
- October 2026: 6 duplicate listings merged.
More electricians and Rockville pages
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