PERMIT RECORD · MARIN COUNTY, CA
Marin County, CA building permits
14,645 permits issued between 2016 and 2026, naming 1,297 companies. In the last twelve months: 1,762 permits from 354 companies.
What gets permitted here
| Trade | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 5,791 | 39.5% |
| Electrical | 5,453 | 37.2% |
| Plumbing | 3,975 | 27.1% |
Counts are distinct permit numbers as classified by the issuing authority. A permit is a filing, not a completed job.
Activity by year
| Year | Permits |
|---|---|
| 2016 | 281 |
| 2017 | 692 |
| 2018 | 913 |
| 2019 | 1,096 |
| 2020 | 1,377 |
| 2021 | 1,989 |
| 2022 | 1,644 |
| 2023 | 1,758 |
| 2024 | 1,600 |
| 2025 | 1,850 |
| 2026 | 1,445 |
Most active companies, last 12 months
| Company | Permits |
|---|---|
| Ernest Ongaro & Sons Inc | 179 |
| Divine Electric Inc | 149 |
| Peter Levi Plumbing LLC | 113 |
| Talley Electric Service | 109 |
| Bellows Plumbing Heating & Air Inc | 66 |
| Moore Home Services | 44 |
| John Owens Services Inc | 38 |
| Elevated Comfort Inc | 33 |
| Reyes Heating And Air | 32 |
| Sameday Plumbing Heating & Cooling LLC | 28 |
Ranked by permit count, which measures filing volume — not revenue, crew size or quality. Company histories for Marin County are searchable but not yet published as pages. Search them →
What the work looks like
Property type
| RESIDENTIAL | 1,704 |
| COMMERCIAL | 110 |
Work type
| Maintenance | 1,814 |
Last twelve months, as published by the issuing authority.
Get told when this changes
We send new permits matching what you are looking at — the same public records shown on this page, as they are issued.
Source
County of Marin, California (Socrata mkbn-caye). Records are refreshed daily and every figure on this page counts distinct permit numbers. Verify any individual record with the issuing authority before acting on it. How we build these records →