Building Permits & Contractor Leads in Chelsea, MA
Building permits are filed in Chelsea, Greater Boston every week — new roofs, solar, additions, kitchens, HVAC and more. Below is a live preview of the 155 most recent. MassPermits turns every one into a ready-to-work lead with the exact address, owner, contractor and project type.
📰 Weekly Chelsea permit briefs — what got filed, every Monday.
📘 Chelsea contractor guide — which trades are busy and how to win the work.
Fire/Sprinkler · 2026-04-09 Fire/Sprinkler · 2026-04-17 Demolition · 2026-04-23 HVAC · 2026-04-23 Demolition · 2026-04-28 Fire/Sprinkler · 2026-04-29 HVAC · 2026-04-30 Demolition · 2026-05-05 HVAC · 2026-05-05 HVAC · 2026-05-05 HVAC · 2026-05-06 Fire/Sprinkler · 2026-05-07 HVAC · 2026-05-09 Fire/Sprinkler · 2026-05-11 HVAC · 2026-05-12 HVAC · 2026-05-12 Demolition · 2026-05-14 HVAC · 2026-05-15 HVAC · 2026-05-15 HVAC · 2026-05-15 HVAC · 2026-05-18 HVAC · 2026-05-20 HVAC · 2026-05-21 HVAC · 2026-05-27 HVAC · 2026-05-27 Demolition · 2026-05-28 HVAC · 2026-05-29 Demolition · 2026-06-01 HVAC · 2026-06-01 HVAC · 2026-06-02 Demolition · 2026-06-04 HVAC · 2026-06-04 HVAC · 2026-06-04 HVAC · 2026-06-09 Fire/Sprinkler · 2026-06-12 HVAC · 2026-06-16 HVAC · 2026-06-16 Gas · 2026-06-19 Plumbing · 2026-06-19 HVAC · 2026-06-22 Plumbing · 2026-06-22 Plumbing · 2026-06-22 Demolition · 2026-06-23 Gas · 2026-06-23 Gas · 2026-06-23 Gas · 2026-06-23 HVAC · 2026-06-23 Plumbing · 2026-06-23 Gas · 2026-06-24 HVAC · 2026-06-24 Demolition · 2026-06-25 HVAC · 2026-06-25 Fire/Sprinkler · 2026-06-25 Fire/Sprinkler · 2026-06-25 Gas · 2026-06-26 Gas · 2026-06-26 Plumbing · 2026-06-26 Gas · 2026-06-29 Plumbing · 2026-06-29 HVAC · 2026-06-30 Gas · 2026-07-01 Plumbing · 2026-07-01 Plumbing · 2026-07-01 Gas · 2026-07-02 HVAC · 2026-07-02 Plumbing · 2026-07-02 Gas · 2026-07-06 Plumbing · 2026-07-06 Plumbing · 2026-07-06 Gas · 2026-07-07 Gas · 2026-07-07 Gas · 2026-07-07 HVAC · 2026-07-07 Plumbing · 2026-07-07 Plumbing · 2026-07-07 Fire/Sprinkler · 2026-07-07 Fire/Sprinkler · 2026-07-08 HVAC · 2026-07-09 Plumbing · 2026-07-09 HVAC · 2026-07-09 Gas · 2026-07-13 Gas · 2026-07-14 HVAC · 2026-07-14 HVAC · 2026-07-14 Plumbing · 2026-07-14 HVAC · 2026-07-14 Fire/Sprinkler · 2026-07-14 Gas · 2026-07-15 HVAC · 2026-07-15 HVAC · 2026-07-16 Electrical · 2026-07-17 Gas · 2026-07-17 Plumbing · 2026-07-17 Electrical · 2026-07-20 Electrical · 2026-07-20 Electrical · 2026-07-20 Electrical · 2026-07-20 Gas · 2026-07-20 Plumbing · 2026-07-20 Plumbing · 2026-07-21 Building · 2026-07-22 Electrical · 2026-07-22 Gas · 2026-07-22 Gas · 2026-07-22 HVAC · 2026-07-22 Plumbing · 2026-07-22 Building · 2026-07-23 Electrical · 2026-07-23 Electrical · 2026-07-23 Electrical · 2026-07-23 Electrical · 2026-07-23 Gas · 2026-07-23 Plumbing · 2026-07-23 Building · 2026-07-24 Building · 2026-07-24 Electrical · 2026-07-24 Building · 2026-07-25 Building · 2026-07-27 Building · 2026-07-27 Building · 2026-07-27 Building · 2026-07-27 Building · 2026-07-27 Building · 2026-07-27 Electrical · 2026-07-27 Electrical · 2026-07-27 Electrical · 2026-07-27 Electrical · 2026-07-27 Electrical · 2026-07-27 Electrical · 2026-07-27 Gas · 2026-07-27 Plumbing · 2026-07-27 Building · 2026-07-28 Building · 2026-07-28 Building · 2026-07-28 Plumbing · 2026-07-28 Building · 2026-07-29 Building · 2026-07-29 Building · 2026-07-29 Building · 2026-07-29 Building · 2026-07-29 Building · 2026-07-29 Building · 2026-07-29 Electrical · 2026-07-29 Electrical · 2026-07-29 Plumbing · 2026-07-29 Every dot is a real permit filed in Chelsea — positioned where it was filed, sized by how recently. Week-over-week: ▲ +1 (+1%) vs the prior update (2026-07-27) — a live signal of Chelsea building activity.
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Filing activity by week in Chelsea 2 permits 7 permits 3 permits 2 permits 3 permits 6 permits 7 permits 3 permits 4 permits 6 permits 2 permits 4 permits 18 permits 9 permits 14 permits 13 permits 24 permits 28 permits Permit volume per week. Reaching an owner the week they file is what wins the job — after that they have already chosen someone.
What Chelsea is building HVAC 41
Plumbing 23
Gas 23
Building 21
Electrical 19
Fire/Sprinkler 18
Demolition 10
Get the full Chelsea permits list Exact addresses, contractor & owner details, and a sortable file — plus a free sample so you can see the quality first.
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One-time lead pack $49 · Weekly feed $99/mo
Most recent permits in Chelsea Issued Trade Street 2026-07-29 Building Carter St 2026-07-29 Building Chester Av 2026-07-29 Building Commandants Wy 2026-07-29 Building Broadway 2026-07-29 Building Washington Av 2026-07-29 Building Washington Av 2026-07-29 Building Washington Av 2026-07-29 Electrical Shawmut St 2026-07-29 Electrical Williams St 2026-07-29 Plumbing Commandants Wy 2026-07-28 Building Washington Av 2026-07-28 Building Webster Av 2026-07-28 Building Addison St 2026-07-28 Plumbing Congress Av 2026-07-27 Building Maverick St 2026-07-27 Building Grove St 2026-07-27 Building Heard St 2026-07-27 Building Chester Av 2026-07-27 Building Boatswains Wy 2026-07-27 Building Sturgis St 2026-07-27 Electrical Williams St 2026-07-27 Electrical Cherry St 2026-07-27 Electrical Walnut St 2026-07-27 Electrical Williams St 2026-07-27 Electrical Auburn St
House numbers masked and contractor names withheld in this public preview. The full list — exact address, owner/contractor, and a sortable file — is in the lead pack.
By trade in Chelsea Nearby towns Boston · Milton · Dorchester · Newton · Roxbury · Jamaica Plain · Roslindale · Cambridge
FAQ How many building permits were issued in Chelsea, MA? Our dataset currently holds 155 recent building permits for Chelsea, led by hvac.
How do I get Chelsea building permit leads? MassPermits delivers Chelsea permits as a sortable lead list with address, owner and project type. Start with a free sample at masspermits.com, then a one-time pack is $49 or a weekly feed $99/mo.
Where does the permit data come from? Public municipal building-permit records, compiled and structured for contractors.