Research / CambridgeContractorPermitPulse
Cambridge MA Sprinkler, Crane, Excavation, Demolition & Solar Permits: 2026 statistics from 882 public records
The most common permit type is Street excavation: 465 of 882 records (52.7%) (as of 2026-11-03; source: City of Cambridge sprinkler and standpipe, crane / boom / pump truck, excavation, demolition and solar installation permits (data.cambridgema.gov)).
Data as of · Compiled by Zalwin from City of Cambridge sprinkler and standpipe, crane / boom / pump truck, excavation, demolition and solar installation permits (data.cambridgema.gov)
Key findings
- Zalwin's CambridgeContractorPermitPulse dataset holds 882 CambridgeContractorPermitPulse records dated 2026-05-01 to 2026-10-30 (as of 2026-11-03; source: City of Cambridge sprinkler and standpipe, crane / boom / pump truck, excavation, demolition and solar installation permits (data.cambridgema.gov)). #
- The most common permit type is Street excavation: 465 of 882 records (52.7%) (as of 2026-11-03; source: City of Cambridge sprinkler and standpipe, crane / boom / pump truck, excavation, demolition and solar installation permits (data.cambridgema.gov)). #
- Across 68 records with a stated demolition or solar project cost, the total is $4,702,578 and the median is $45,000; the largest is $412,975 (The Boston Solar Company, LLC) (as of 2026-11-03; source: City of Cambridge sprinkler and standpipe, crane / boom / pump truck, excavation, demolition and solar installation permits (data.cambridgema.gov)). #
- The top 10% of records by demolition or solar project cost (7 of 68) account for 32.2% of the total (as of 2026-11-03; source: City of Cambridge sprinkler and standpipe, crane / boom / pump truck, excavation, demolition and solar installation permits (data.cambridgema.gov)). #
- 120 of 882 records (13.6%) are dated within the 30 days before 2026-11-03 (source: City of Cambridge sprinkler and standpipe, crane / boom / pump truck, excavation, demolition and solar installation permits (data.cambridgema.gov)). #
CambridgeContractorPermitPulse records by permit type
| Group | Records | Share | Total demolition or solar project cost |
|---|---|---|---|
| Street excavation | 465 | 52.7% | $0 |
| Crane, boom or pump truck | 280 | 31.7% | $0 |
| Sprinkler and standpipe | 68 | 7.7% | $0 |
| Solar PV and storage installation | 41 | 4.6% | $3,388,675 |
| Demolition | 28 | 3.2% | $1,313,903 |
Methodology and data provenance
- Sample: 882 public records dated 2026-05-01 to 2026-10-30; illustrative samples excluded.
- Source: City of Cambridge sprinkler and standpipe, crane / boom / pump truck, excavation, demolition and solar installation permits (data.cambridgema.gov). Refreshed automatically about every 24 hours; figures above are as of 2026-11-03.
- Shares are of all records in the dataset; totals and medians use only records with a stated demolition or solar project cost.
- Organization-level data only. Informational; verify individual records at the official source.
Cite this study
Zalwin Research, "CambridgeContractorPermitPulse statistics" (data as of 2026-11-03), https://zalwin.com/research/cambridgecontractorpermitpulse
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