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Best Electricians in Somerville, MA (2026)

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

The short answer

  1. 1

    Best overall in Somerville: 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 694.

  3. 19

    Most-reviewed: Sila Heating, Air Conditioning, Plumbing & Electrical, 4,377 Google reviews at 4.9★, the most of 694 ranked; ranked #19.

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

694 Somerville electricians are ranked here by CR Score, from 8 published factors. 184 are open 24/7, 385 open Saturdays and 256 open Sundays, based on posted hours. The median Google rating is 5.0★ across 694 rated businesses.

Most of this list also appears on the Electricians in Cambridge ranking. See Electricians in Cambridge

Top 10 electricians in Somerville at a glance

Top 10 electricians in Somerville 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, 8 mi away24/7Emergencies
3Integrity Electrical Services895.0★ (242)Wilmington, 12 mi away24/7—
4Boston Electric Service895.0★ (66)Malden, 4 mi away24/7—
5Just Electric LLC895.0★ (94)Chelsea, 7 mi away24/7—
6Colonial Electric inc895.0★ (218)Weymouth, 14 mi away24/7—
7LGE Electric895.0★ (76)Arlington, 6 mi away24/7—
8Trimarchi Electrical Inc.884.9★ (90)Arlington, 6 mi away24/7—
9Akian Plumbing, Heating, Cooling & Electric884.8★ (1,625)Watertown, 6 mi away24/7—
10NEC Electric & Solar885.0★ (115)Needham, 10 mi away24/7—

The 694 best electricians in Somerville, 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

  14. #14 Clark Electric

    Based in Wakefield, 8 mi away

    88/100CR Score

    Ranked #14 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

  21. #21 SC ELECTRIC CORP.

    Based in Weymouth, 14 mi away

    87/100CR Score

    Ranked #21 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

  22. #22 Scotti Electric

    Based in Danvers, 15 mi away

    87/100CR Score

    Ranked #22 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, 7 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, 5 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 #37 to #37

#1 to #25 are shown in full above. Here are #37 to #37, in CR Score order; each links to its profile. We publish the top 37 of 694 ranked electricians here; the rest are on their profiles.

electricians in Somerville, ranks 37 to 37
RankBusinessCR ScoreGoogle ratingDistance
37Petraglia TV Mounting Services864.6★ (157)5 mi

How much do electricians cost in Somerville?

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

How much do electricians cost in Somerville?
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 Somerville electricians

We scored 694 Somerville 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 Somerville 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 Somerville: frequently asked questions

Who is the best electrician in Somerville?

By CR Score, the highest-ranked electrician in Somerville, 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 694 electricians on 8 factors, last updated October 22, 2026.

Which electricians in Somerville are open 24/7?

184 ranked electricians in Somerville 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 Somerville work on weekends?

385 of 694 ranked electricians post Saturday hours and 256 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 Somerville?

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

What Google rating do Somerville electricians have?

The median Google rating among 694 rated electricians in Somerville is 5.0★, with a median of 11 reviews. Sila Heating, Air Conditioning, Plumbing & Electrical has the most, 4,377 reviews, and ranks #19. 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.

Do electricians outside Somerville count in this ranking?

Yes, if they are within 25 mi of the Somerville city center, our service radius for electricians. 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 Somerville

  1. October 2026: CR Scores recalculated for 694 electricians serving Somerville.
  2. October 2026: 8 duplicate listings merged.

More electricians and Somerville pages

Other trades in Somerville