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ContractorsRanked

Best Electricians in Cambridge, MA (2026)

706 electricians ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Cambridge: Castro Electric Corp, CR Score 90/100; 5.0★ from 190 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): 128 Plumbing, Heating, Cooling & Electric, posts 24/7 hours; ranked #2 of 706.

  3. 21

    Most-reviewed: Sila Heating, Air Conditioning, Plumbing & Electrical, 4,377 Google reviews at 4.9★, the most of 706 ranked; ranked #21.

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

706 Cambridge electricians are ranked here by CR Score, from 8 published factors. 184 are open 24/7, 391 open Saturdays and 259 open Sundays, based on posted hours. The median Google rating is 5.0★ across 706 rated businesses.

Top 10 electricians in Cambridge at a glance

Top 10 electricians in Cambridge at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Castro Electric Corp905.0★ (190)Stoneham, 7 mi away24/7Overall
2128 Plumbing, Heating, Cooling & Electric904.9★ (3,912)Wakefield, 9 mi away24/7Emergencies
3Integrity Electrical Services895.0★ (242)Wilmington, 13 mi away24/7—
4Just Electric LLC895.0★ (94)Chelsea, 7 mi away24/7—
5Boston Electric Service895.0★ (66)Malden, 5 mi away24/7—
6Colonial Electric inc895.0★ (218)Weymouth, 13 mi away24/7—
7LGE Electric895.0★ (76)Arlington, 7 mi away24/7—
8NEC Electric & Solar895.0★ (115)Needham, 10 mi away24/7—
9Akian Plumbing, Heating, Cooling & Electric884.8★ (1,625)Watertown, 6 mi away24/7—
10Trimarchi Electrical Inc.884.9★ (90)Arlington, 6 mi away24/7—

The 706 best electricians in Cambridge, 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.

  12. #12 Crowe Electric

    Based in Milton, 8 mi away

    88/100CR Score

    Ranked #12 because of its Google rating and availability: 4.9★ from 94 Google reviews, open 24/7.

    • 4.9★ from 94 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1 Adams St, Milton, MA 02186
    View profile for Crowe Electric(781) 819-5251

  16. #16 Clark Electric

    Based in Wakefield, 9 mi away

    88/100CR Score

    Ranked #16 because of its Google rating and availability: 4.9★ from 77 Google reviews, open 24/7.

    • 4.9★ from 77 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    642 Main St, Wakefield, MA 01880
    View profile for Clark Electric(844) 431-8050

  17. #17 SC ELECTRIC CORP.

    Based in Weymouth, 13 mi away

    87/100CR Score

    Ranked #17 because of its Google rating and availability: 4.9★ from 145 Google reviews, open 24/7.

    • 4.9★ from 145 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    103 Washington St Ste 63, Weymouth, MA 02188
    View profile for SC ELECTRIC CORP.(617) 504-5647

  23. #23 Scotti Electric

    Based in Danvers, 16 mi away

    87/100CR Score

    Ranked #23 because of its Google rating and availability: 5.0★ from 121 Google reviews, open 24/7.

    • 5.0★ from 121 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    14R Page St, Danvers, MA 01923
    View profile for Scotti Electric(978) 767-0293

  24. #24 Mister Sparky

    Based in Woburn, 8 mi away

    87/100CR Score

    Ranked #24 because of its Google rating and availability: 4.9★ from 50 Google reviews, open 24/7.

    • 4.9★ from 50 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    110 Winn St #203, Woburn, MA 01801
    View profile for Mister Sparky(781) 214-0433

  25. #25 Parent-electric

    Based in Melrose, 6 mi away

    87/100CR Score

    Ranked #25 because of its Google rating and availability: 5.0★ from 28 Google reviews, open 24/7.

    • 5.0★ from 28 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    50 Park St, Melrose, MA 02176
    View profile for Parent-electric(978) 758-0472

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 706 ranked electricians here; the rest are on their profiles.

electricians in Cambridge, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Central Cooling & Heating874.9★ (3,169)10 mi
27Joe Medeiros Electrical875.0★ (42)10 mi
28Karysten S. Santos Electrician875.0★ (136)18 mi
29J.P. McCurdy Electrical Services, Inc.874.9★ (52)10 mi
30Motha Electric | Electrician865.0★ (126)18 mi
31Wheaton Electrical Services Inc864.7★ (59)7 mi
32Jolt Electric Inc864.9★ (92)15 mi
33Kuhlman Electric864.9★ (410)11 mi
34Fast Action Appliance Service864.7★ (113)11 mi
35Pro Electrical Services, Inc865.0★ (59)14 mi
36Red's Electrical Services865.0★ (38)11 mi
37Fazio Electrical Services Inc.865.0★ (81)4 mi
38Edward Flagg Electrical864.9★ (104)16 mi
39Petraglia TV Mounting Services864.6★ (157)6 mi
40Timothy Santos Electric865.0★ (100)18 mi
41Nicholson Plumbing, Electrical, Heating, and Air Conditioning864.8★ (2,950)19 mi
42Sylvester Electric, Inc.864.7★ (898)24 mi
43Addario's Plumbing, Heating, Cooling & Electrical Services864.6★ (2,076)11 mi
44Andrew Rossman Electrical Services865.0★ (49)14 mi
45Quick Response Electrical Service864.9★ (207)22 mi
46Joshua Vicente Electrician865.0★ (35)7 mi
47Paul Eklund Electrician865.0★ (39)13 mi
48Boston Elite Electric Contractors865.0★ (17)2 mi
49Notkin Electric855.0★ (72)18 mi
50Apex Power & Light LLC855.0★ (21)10 mi

Also serving Cambridge

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.

Unranked electricians serving Cambridge
BusinessGoogle ratingDistance
Aetna CorpIn Cambridge
call now!In Cambridge
Cambridge Port Electrical RepairIn Cambridge
Copperline Electric5.0★ (114)17 mi
East Cambridge Lic ElectricIn Cambridge
Electricians HVAC Handyman Partners3.0★ (2)In Cambridge
Heritage Electrician ServiceIn Cambridge
John J. Butler ElectricianIn Cambridge
MA Electrician ServicesIn Cambridge
MillTown Plumbing, Heating, Cooling and Electrical4.8★ (2,927)21 mi
Mr BaughIn Cambridge
New England Light and Power5.0★ (2)In Cambridge
Observatory Hill ElectriciansIn Cambridge
RB Electric ProIn Cambridge
Riverside Electrical Services1.0★ (1)In Cambridge
Sila Heating, Air Conditioning, Plumbing & Electrical4.7★ (483)8 mi
Stefy's Electric LLC4.9★ (65)14 mi
Vine ElectricIn Cambridge
Volts ElectricsIn Cambridge
Ward Two Electrical Repair5.0★ (2)1 mi

How much do electricians cost in Cambridge?

National price ranges in USD, not adjusted for Cambridge. Each row names its basis and the month we checked it.

How much do electricians cost in Cambridge?
JobLowTypicalHighBasisChecked
Electrical panel upgrade$518$1,347$2,193Per panel, installed; typical range of customer-reported jobs. US national rangeOctober 2026

How to check an electrician's license in Massachusetts

In Massachusetts, Massachusetts Board of State Examiners of Electricians licenses Electrical wiring and equipment work.

  1. Check that the status is active and the name matches the contract or truck.
  2. 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 Cambridge electricians

We scored 706 Cambridge 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Cambridge data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Electricians in Cambridge: frequently asked questions

Who is the best electrician in Cambridge?

By CR Score, the highest-ranked electrician in Cambridge, MA is Castro Electric Corp with a CR Score of 90/100. It has 5.0★ from 190 Google reviews. It is open 24/7. 128 Plumbing, Heating, Cooling & Electric (#2) and Integrity Electrical Services (#3) follow. We ranked 706 electricians on 8 factors, last updated October 22, 2026.

How many electricians are there in Cambridge?

ContractorsRanked ranks 706 electricians serving Cambridge, MA. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which electricians in Cambridge are open 24/7?

184 ranked electricians in Cambridge post 24/7 hours. The highest-ranked are Castro Electric Corp (#1), 128 Plumbing, Heating, Cooling & Electric (#2) and Integrity Electrical Services (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which electricians in Cambridge work on weekends?

391 of 706 ranked electricians post Saturday hours and 259 post Sunday hours. The highest-ranked open Saturdays are Castro Electric Corp (#1), 128 Plumbing, Heating, Cooling & Electric (#2) and Integrity Electrical Services (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check an electrician's license in Massachusetts?

In Massachusetts, Massachusetts Board of State Examiners of Electricians handles licensing and covers Electrical wiring and equipment work.

How much does electrical panel upgrade cost in Cambridge?

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 Cambridge. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Cambridge electricians have?

The median Google rating among 706 rated electricians in Cambridge is 5.0★, with a median of 12 reviews. Sila Heating, Air Conditioning, Plumbing & Electrical has the most, 4,377 reviews, and ranks #21. 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 Cambridge

  1. October 2026: CR Scores recalculated for 706 electricians serving Cambridge.
  2. October 2026: 8 duplicate listings merged.

More electricians and Cambridge pages

Other trades in Cambridge