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October 2026 Building Permits

Official permit data from Cambridge — updated Mon, Wed & Fri from the county permitting office.

Cambridge, MA issued 773 building permits in October 2026, up 1% from the prior month. The most active zip code was 02138 with 279 permits. Electrical was the top permit type, making up 25% of all permits issued.

Permits issued
773
vs. prior month
+1%
769 last month
Most active zip
02138
279 permits
Top permit type
Electrical
25% of total

Permit activity by zip code

Top 10 zip codes by permit volume — October 2026

02138
279
02139
208
02140
142
02142
92
02141
52

Permits by type

October 2026 · Cambridge, MA

Electrical
194 (25%)
Plumbing
119 (15%)
Gas
94 (12%)
Building: Alteration and Addition
83 (11%)
Building: Short Form
77 (10%)
Asbestos
38 (5%)
Mechanical
37 (5%)
Roof
36 (5%)
Sheet Metal
28 (4%)
Sprinkler and Standpipe
15 (2%)
Building: New Construction
12 (2%)
Signs
12 (2%)
Application to Modify Building Plans
11 (1%)
Solar Installation
8 (1%)
Demolition
6 (1%)
Siding
3 (0%)

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