2026 local cost data for Cambridge, Massachusetts. $95-$225/hr, MA Electrical License required, 780 CMR building code compliance.
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Get 3 Free Quotes →Cambridge electrical work has been reshaped by EV adoption, heat pump conversions, and capacity upgrades. Cambridge shares the Boston-area humid continental climate. As home to MIT, Harvard, and substantial biotech industry (Kendall Square is one of the densest biotech clusters in the world), Cambridge has among the highest median home values in the Northeast.
A typical Cambridge electrical project runs $900-$14,800 depending on scope. $95-$225/hr, MA Electrical License required, 780 CMR building code compliance. 200A panel upgrades and EV charger installations are the most common large projects.
Cambridge Inspectional Services Department permits average 8-12 weeks for typical residential work Electrical permits run $80-$350 plus inspection. Cambridge requires MA Master or Journeyman Electrician License (Board of State Examiners of Electricians); verify at mass.gov/orgs/office-of-consumer-affairs-and-business-regulation.
Cambridge shares the Boston metro pool (~14,000 MA HIC-registered) with premium demand. Cambridge labor runs 81% above national average (premium market). EV charger installations run $1,400-$2,700 in Cambridge; combining EV install with a needed panel upgrade saves significant cost vs separate projects.
Generator and transfer switch installations are growing project categories. Whole-house standby generators run $7,500-$14,000 installed. Portable-with-interlock setups run $2,000-$3,500. Cambridge's biotech wealth concentration (Kendall Square, MIT, Harvard area), historic preservation (Old Cambridge Historic District), and stringent design review (Cambridge Historical Commission) all drive premium materials and 30-40% labor premium over surrounding Middlesex County
Choosing a Cambridge contractor: Massachusetts requires MA Master or Journeyman Electrician License (Board of State Examiners of Electricians) - verify at mass.gov/orgs/office-of-consumer-affairs-and-business-regulation. Cambridge shares the Boston metro pool (~14,000 MA HIC-registered) with premium demand; competitive bidding is realistic in most Cambridge markets. Three written bids, references from recent Cambridge clients, and a clear written scope of work prevent the most common disputes. Humid continental (Boston metro premium) conditions reward contractors with deep local experience over lowest-bid generalists.
| Factor | Cambridge | National Avg |
|---|---|---|
| Avg Cost | $900-$14,800 | See national avg |
| Labor Index | 1.81 (81% above national average (premium market)) | 1.00 baseline |
| Climate | Humid continental (Boston metro premium) | Varies |
| Permit Range | $50-$5,000 (by scope) | $50-$5,000 |
| MA Master Electrician | Board of Examiners license | State varies |
Estimates based on RSMeans 2026 construction cost data, Angi True Cost Guide 2026, and US Bureau of Labor Statistics regional wage data for the Cambridge MSA. Results are for informational purposes only.
Last updated: May 2026 · Cambridge labor index: 1.81 (RSMeans)
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Cambridge electrical costs range widely: outlet/switch install $200-$550; 200A panel upgrade $2,500-$5,500; Level 2 EV charger $1,400-$2,700; generator with transfer switch $7,500-$14,000; whole-house rewire $9,000-$17,000. $95-$225/hr, MA Electrical License required, 780 CMR building code compliance.
Likely yes if you have an older 100A panel and are adding EV charging, heat pump HVAC, electric water heater, or major addition. Panel upgrades take 1-2 days and cost $2,500-$5,500.
Cambridge Level 2 EV charger installations run $1,400-$2,700 for typical garage installs. Federal Section 30C credit covers 30% of EV charger installation up to $1,000.
Yes for permitted work. Cambridge requires MA Master or Journeyman Electrician License (Board of State Examiners of Electricians).
Yes for most work. Cambridge requires permits for panel upgrades, EV chargers, generators, additions, and rewires. Cambridge Inspectional Services Department permits average 8-12 weeks for typical residential work
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