2,126 indexed permits · 368 contractor names in the last 90 days · San Mateo County, California.
Public-record project research, not a shared-lead marketplace. Use the permit, source date, and available fields to research the builder, project, or adjacent work before outreach. Cancel anytime in one click — no retention call.
| Active contractors | 368 |
|---|---|
| Newest permit | 2026-11-01 |
PermitGrab tracks 2,126 building permits in San Mateo County, CA as of 2026-11-01, including 368 active contractors identified from filings in the last 90 days.
Record recency is based on available filing or issue dates; it does not verify publication time or collection delay.
Newest permit date:
Filter San Mateo County permits by trade: solar · roofing · HVAC · electrical · fire protection · new construction.
One email a week with the newest San Mateo County building permits — contractors, addresses, and project values. Free summary only — no credit card. Pro research tools require a separate 14-day trial with a card. Available fields vary by source. Unsubscribe anytime.
2,126 permits sorted by date
Project value is blank on every record displayed here, so the Value column is omitted.
⇄ Swipe or scroll to see address & contractor
| Date | Type | Address | Contractor / Status | Save |
|---|---|---|---|---|
| 2026-06-04 |
Plumbing Source type: Residential Addition / Alteration to Existing Residence
|
410 CONIL WAY, PORTOLA VALLEY CA 94028-0000 | — | |
| 2026-06-04 |
HVAC Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
|
1805 LOS ALTOS DR, SAN MATEO CA 94402-0000 | — | |
| 2026-06-04 |
HVAC Source type: Residential New Single Family / Multi Family / Manufactured / Detached ADU
|
704 8TH AVE, REDWOOD CITY CA 94063-0000 | — | |
| 2026-06-04 |
Plumbing Source type: Temporary Power Pole
|
1901 TERRY LN, REDWOOD CITY CA 94061-0000 | — | |
| 2026-06-04 |
Electrical Source type: Auto Issue Permit
|
1474 PARROTT Dr, San Mateo CA 94402-0000 | — | |
| 2026-06-04 |
Interior Renovation Source type: Kitchen / Bath Remodel
|
110 N BALSAMINA WAY, PORTOLA VALLEY CA 94028-0000 | — | |
| 2026-06-04 |
Interior Renovation Source type: Kitchen / Bath Remodel
|
438 SEQUOIA AVE, REDWOOD CITY CA 94061-0000 | — | |
| 2026-06-04 |
Solar Source type: PV Solar
|
1474 PARROTT DR, SAN MATEO CA 94402 | — | |
| 2026-06-04 |
General Construction Source type: Confirmation
|
704 8TH AVE, REDWOOD CITY CA 94063-0000 | — | |
| 2026-06-04 |
HVAC Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
|
15 SIESTA CT, PORTOLA VALLEY CA 94028-0000 | — | |
| 2026-06-04 |
Fire Protection Source type: Fire Systems
|
915 CLOUD AVE, MENLO PARK CA 94025-0000 | — | |
| 2026-06-04 |
Addition Source type: Residential Addition / Alteration to Existing Residence
|
823 FERDINAND AVE, EL GRANADA CA 94018-0000 | — | |
| 2026-06-03 |
Demolition Source type: Demolition (Minor / Major / Pool)
|
2051 OAKLEY AVE, MENLO PARK CA 94025-0000 | — | |
| 2026-06-03 |
Fire Protection Source type: Fire Systems
|
2200 BROADWAY, REDWOOD CITY CA 94063 | — | |
| 2026-06-03 |
Fire Protection Source type: Building Permit Revision
|
2200 BROADWAY, REDWOOD CITY CA 94063-0000 | ×2 — | |
| 2026-06-03 |
Roofing Source type: Building Permit Revision
|
239 SEQUOIA AVE, REDWOOD CITY CA 94061-0000 | — | |
| 2026-06-03 |
Landscaping & Exterior Source type: Deck / Patio / Porch
|
410 BRIDGEPORT DR, EL GRANADA CA 94019-0000 | — | |
| 2026-06-03 |
Addition Source type: Residential Addition / Alteration to Existing Residence
|
131 RAMONA RD, PORTOLA VALLEY CA 94028 | — | |
| 2026-06-03 |
Electrical Source type: Electric Vehicle Charger
|
510 26TH AVE, SAN MATEO CA 94403 | — | |
| 2026-06-03 |
Temporary Source type: Temporary Power Pole
|
2051 OAKLEY AVE, MENLO PARK CA 94025-0000 | — | |
| 2026-06-02 |
Temporary Source type: Temporary Power Pole
|
223 SAN CARLOS AVE, REDWOOD CITY CA 94061-0000 | — | |
| 2026-06-02 |
Electrical Source type: Electrical Service Upgrade
|
40 LOS ALTOS PL, SAN MATEO CA 94402-0000 | — | |
| 2026-06-02 |
Roofing Source type: Re-Roof
|
1760 MILTON ST, REDWOOD CITY CA 94061-0000 | — | |
| 2026-06-02 |
Electrical Source type: Electrical Service Upgrade
|
3961 JEFFERSON AVE, REDWOOD CITY CA 94062-0000 | — | |
| 2026-06-02 |
General Construction Source type: Building Permit Revision
|
2200 BROADWAY, REDWOOD CITY CA 94063 | — | |
| 2026-06-02 |
Interior Renovation Source type: Kitchen / Bath Remodel
|
424 6TH AVE, HALF MOON BAY CA 94019-0000 | — | |
| 2026-06-02 |
General Construction Source type: Building Permit Revision
|
2200 BROADWAY, REDWOOD CITY CA 94063 | — | |
| 2026-06-02 |
Demolition Source type: Demolition (Minor / Major / Pool)
|
223 SAN CARLOS AVE, REDWOOD CITY CA 94061-0000 | — | |
| 2026-06-02 |
General Construction Source type: Confirmation
|
507 ENTRADA WAY, MENLO PARK CA 94025-0000 | — | |
| 2026-06-02 |
Roofing Source type: Re-Roof
|
3353 OAK KNOLL DR, REDWOOD CITY CA 94062-0000 | — | |
| 2026-06-02 |
Windows & Doors Source type: Residential Addition / Alteration to Existing Residence
|
507 ENTRADA WAY, MENLO PARK CA 94025-0000 | — | |
| 2026-06-02 |
Electrical Source type: Electric Vehicle Charger
|
1800 Carlos ST, CA 94038-0000 | — | |
| 2026-06-02 |
Roofing Source type: Building Permit Revision
|
240 DEDALERA Dr, Portola Valley CA 94028-0000 | — | |
| 2026-06-02 |
Roofing Source type: Re-Roof
|
3961 JEFFERSON AVE, REDWOOD CITY CA 94062-0000 | — | |
| 2026-06-02 |
Roofing Source type: Re-Roof
|
265 CUESTA REAL, LA HONDA CA 94020-0000 | — | |
| 2026-06-02 |
Interior Renovation Source type: Kitchen / Bath Remodel
|
507 ENTRADA WAY, MENLO PARK CA 94025-0000 | — | |
| 2026-06-01 |
Roofing Source type: Re-Roof
|
400 WINDING WAY, SAN CARLOS CA 94070-0000 | — | |
| 2026-06-01 |
HVAC Source type: Building Permit Revision
|
24 WINDING WAY, SAN CARLOS CA 94070-0000 | — | |
| 2026-06-01 |
HVAC Source type: Commercial New
|
CA 94038 | — | |
| 2026-06-01 |
Roofing Source type: Re-Roof
|
720 JACARANDA CIR, HILLSBOROUGH CA 94010 | — | |
| 2026-06-01 |
HVAC Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
|
1354 ENCHANTED WAY, SAN MATEO CA 94402-0000 | — | |
| 2026-06-01 |
Landscaping & Exterior Source type: Deck / Patio / Porch
|
1004 JENEVEIN AVE, SAN BRUNO CA 94066 | — | |
| 2026-06-01 |
Roofing Source type: Re-Roof
|
375 RADIO RD, BRISBANE CA 94005-0000 | — | |
| 2026-06-01 |
HVAC Source type: Building Permit Revision
|
1800 Carlos, CA 94038-0000 | — | |
| 2026-06-01 |
Interior Renovation Source type: Kitchen / Bath Remodel
|
72 FAY AVE, SAN CARLOS CA 94070-0000 | — | |
| 2026-06-01 |
Electrical Source type: Electrical Service Upgrade
|
102 CALIFORNIA AVE, EL GRANADA CA 94019-0000 | — | |
| 2026-06-01 |
New Construction Source type: Residential New Single Family / Multi Family / Manufactured / Detached ADU
|
264 DEVONSHIRE BLVD, SAN CARLOS CA 94070-0000 | — | |
| 2026-06-01 |
General Construction Source type: Confirmation
|
72 FAY AVE, SAN CARLOS CA 94070-0000 | — | |
| 2026-06-01 |
Interior Renovation Source type: Kitchen / Bath Remodel
|
438 S Sequoia Avenue AVE, UNIT, Redwood City United States | — |
New building permits in San Mateo County, California show where construction activity is being recorded. Contractors can filter the available public records by trade, date, address, and project value to research projects and plan outreach using the fields the source publishes.
San Mateo County, California processes building permits covering residential construction, commercial buildouts, renovations, and specialty trade work. PermitGrab tracks 2,126+ San Mateo County building permits — newest permit date: 2026-11-01 from this listing's source.
Building permits in San Mateo County can document new construction, renovations, and specialty work. The fields in a public record vary by filing, but may include a project address, scope, estimated cost, or contractor name. Use the displayed source information to evaluate whether a record is useful for your market research.
HVAC contractors, electricians, plumbers, and roofers can use San Mateo County building-permit records to research visible construction activity. A permit may signal a project that is relevant to a particular trade, but the source record does not establish that its owner is seeking a bid.
Use the published date, project details, and any named business contact to research a project before outreach. Public records are not exclusive, and outreach results depend on the market, project, and your own process.
Eligible subscribers can receive trade-filtered alerts when new records are collected. Alert timing and field coverage follow the underlying source rather than a universal schedule.
PermitGrab methodology · Page data current as of · Source: Building Permits (Accela).
PermitGrab indexes 2,126 building permits in San Mateo County. New records appear as they are available from the source.
The most recent permit indexed for San Mateo County is dated 2026-11-01. Newest permit date: 2026-11-01. Permit records carry filing date, address, project value, and permit type, plus contractor name where the source publishes it. Use a recent published record for project research; it does not show bid availability or a request for service.
San Mateo County permit activity covers 2,126 indexed permits. The records can cover new construction, residential renovations, mechanical/electrical/plumbing upgrades, roof replacements, demolitions, or tenant improvements. Their usefulness for a contractor or supplier depends on the published project details, timing, and service area.
Search a business name to review its recorded permit activity in San Mateo County and the project details the public source publishes. Use the scope, timing, and address to research complementary work; a record is not a request for bids.
Search recent San Mateo County, CA building permits by address, contractor, and permit type in the table above — pulled from the San Mateo County building department's public permit records. New filings appear here as they are published. Filter by trade or search an address to look up a specific permit. For this week's filing volume and the most active contractors, see the San Mateo County Permit Pulse.
Source-dated research and practical resources for contractors working in San Mateo County
Email alerts when new public records are available for newly published permits and recorded project-team activity. Contact details are shown only where the public source publishes them. 14-day Pro trial for alerts — card required; Pro $149/mo unlocks full available records.
PermitGrab currently tracks 2,126 building permits in San Mateo County, California. Data is pulled directly from the official municipal source on every collection cycle and includes permit number, address, permit type, status, estimated value, and contractor information where the source publishes it.
PermitGrab checks the official source on each collection cycle. The source date and its observed update cadence are shown above, so you can judge the data’s recency before acting on it.
Contractors find leads in San Mateo County by filtering PermitGrab by trade and ZIP code, then researching the recorded contractor and project activity. Contact details appear only where a public record includes them; saved-search email alerts track new matching records as they are published.
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