San Mateo County Building Permits & Project Research

2,131 indexed permits · 368 contractor names in the last 90 days · San Mateo County, California.

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San Mateo County building permits — key stats
Active contractors 368
Newest permit 2026-11-02

PermitGrab tracks 2,131 building permits in San Mateo County, CA as of 2026-11-02, including 368 active contractors identified from filings in the last 90 days.

✓ Recent record dates

Record recency is based on available filing or issue dates; it does not verify publication time or collection delay.

Newest permit date:

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Filter San Mateo County permits by trade: solar · roofing · HVAC · electrical · fire protection · new construction.

Free weekly permit summary for San Mateo County

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.

2,131
Indexed Permits
368
Contractor names (90 days)
2026-11-02
Last Updated
Source date: 2026-11-02

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New permits, and contractor activity sent when new public records are available.

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Published permit & code records

Permit data through 2026-11-02
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2,131 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 Details Contractor / Status Save
2026-10-06 Addition
Source type: Residential Addition / Alteration to Existing Residence
158 LOS ROBLES DR, BURLINGAME CA 94010 Document and legalize existing non-permitted work at interior of dwelling. No st… —
2026-10-06 Landscaping & Exterior
Source type: Landscaping / Retaining Wall
311 41ST AVE, W, SAN MATEO CA 94403 Landscaping / Retaining Wall —
2026-10-06 Pool/Spa
Source type: Swimming Pool / Spa / Hot Tub / Pond
601 MENLO OAKS DR, MENLO PARK CA 94025 New In-Ground Gunite Swimming Pool with Spa and Autocover —
2026-10-06 Roofing
Source type: Re-Roof
814 TIERRA ALTA ST, MOSS BEACH CA 94038 Re-Roof replacement Re-roof —
2026-10-06 Interior Renovation
Source type: Residential Addition / Alteration to Existing Residence
2020 OAKLEY AVE, MENLO PARK CA 94025-0000 CONSTRUCT 1ST LEVEL ADDITION AT ENTRY WITH NEW COVERED PORCH. CONSTRUCT NEW DETA… residential New construction —
2026-10-06 Electrical
Source type: Electrical Service Upgrade
1955 EDGEWOOD RD, REDWOOD CITY CA 94062-0000 Electrical Service Upgrade service panel Panel service —
2026-10-06 Interior Renovation
Source type: Kitchen / Bath Remodel
175 DOLTON AVE, SAN CARLOS CA 94070-0000 Like for like kitchen remodel like for like replacement HVAC changeout —
2026-10-06 Fire Protection
Source type: Fire Systems
EMERALD LAKE HILLS CA 94062-0000 Installation of overhead fire sprinkler system per NFPA 13D. sprinkler —
2026-10-05 Roofing
Source type: Re-Roof
308 BLAKEWOOD WAY, WOODSIDE CA 94062-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement HIGH POINT ROOFING SERVICES
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2026-10-05 Electrical
Source type: Electrical Service Upgrade
790 12TH AVE, REDWOOD CITY CA 94025-0000 Is this a residential or commercial project?: Residential Are you doing lighting… 300A service panel Panel service BRILLIANT HOMES INC
Contact details pending
2026-10-05 Roofing
Source type: Re-Roof
223 BELMONT AVE, REDWOOD CITY CA 94061-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement Epic Roof Replacement
Contact details pending
2026-10-05 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
934 HILLCREST DR, REDWOOD CITY CA 94062-0000 Commercial/Residential: Residential Heat Pump: CHECKED Zoning: RH/DR What is the… furnace, heat pump replacement HVAC replacement FUSE SERVICE INC
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2026-10-05 Demolition
Source type: Demolition (Minor / Major / Pool)
2171 MANZANITA AVE, MENLO PARK CA 94025-0000 Demolish existing 1,610 sqft single family residence and detached garage. NORCAL HOME BUILDERS LLC
📞 (•••) •••-••••
2026-10-05 Electrical
Source type: Water Heater
934 HILLCREST DR, REDWOOD CITY CA 94062-0000 Is this a residential or commercial project?: Residential System Type: Heat Pump… replacement FUSE SERVICE INC
📞 (•••) •••-••••
2026-10-05 Interior Renovation
Source type: Residential Addition / Alteration to Existing Residence
353 DEVONSHIRE BLVD, SAN CARLOS CA 94070-0000 PRIMARY BATHROOM REMODEL: ADD WALL TO EXISTING BATHROOM TO CREATE WALK-IN CLOSET… CAV ENTERPRISES INC
Contact details pending
2026-10-05 Plumbing 654 LARCHMONT DR, DALY CITY CA 94015-0000 Is this a residential or commercial project?: Residential Sewer line: CHECKED Ar… line work replacement DISCOUNT PLUMBING ROOTER SERVICES LLC
📞 (•••) •••-••••
2026-10-05 Electrical
Source type: Electric Generator
815 BERKELEY AVE, MENLO PARK CA 94025-0000 Installing a new 18kW Standby generator. Fuel will be natural gas from the owner… battery New installation Battery storage PAUL CARRASCO ELECTRIC
📞 (•••) •••-••••
2026-10-05 Temporary
Source type: Temporary Power Pole
2171 MANZANITA AVE, MENLO PARK CA 94025-0000 Install 100 amp temporary power pole. 100A New installation NORCAL HOME BUILDERS LLC
📞 (•••) •••-••••
2026-10-05 Interior Renovation
Source type: Kitchen / Bath Remodel
270 RUTHERFORD AVE, REDWOOD CITY CA 94061-0000 Remodel existing bathroom like for like like for like replacement HVAC changeout ROJAS CONSTRUCTION INC
Contact details pending
2026-10-05 Other
Source type: Building Permit Revision
243 FERNDALE WAY, REDWOOD CITY CA 94062-0000 revision to match as built API GROUP LIFE SAFETY USA LLC
Contact details pending
2026-10-05 Other
Source type: Building Permit Revision
3361 OAK KNOLL DR, REDWOOD CITY CA 94062-0000 revisions to remodel all bathrooms, modifications to kitchen layout and great ro… ×2 —
2026-10-05 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
914 WILMINGTON WAY, REDWOOD CITY CA 94062 HVAC, Furnace, Air Conditioning, and Heat Pump furnace, heat pump —
2026-10-04 Interior Renovation
Source type: Residential Addition / Alteration to Existing Residence
221 W FLORESTA WAY, PORTOLA VALLEY CA 94028 132 SF First floor addition at the front of the house. 216 SF garage addition at… —
2026-10-03 Roofing
Source type: Re-Roof
12 GARDEN LN, COLMA CA 94015-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement MJM CONTRACTORS INC
Contact details pending
2026-10-03 Landscaping & Exterior
Source type: Siding and Stucco
10 MELVIN HENRY CT, REDWOOD CITY CA 94061 Siding and Stucco —
2026-10-02 Addition
Source type: Residential Addition / Alteration to Existing Residence
525 6TH AVE, MENLO PARK CA 94025-0000 THIS PROJECT CONSISTS OF A 259.85 S.F. RESIDENTIAL ADDITION AND REMODELING OF A … 200A service panel New installation Panel service START 2 FINISH CONSTRUCTION
Contact details pending
2026-10-02 Roofing
Source type: Re-Roof
9 BOTANY CT, REDWOOD CITY CA 94062-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement SIMON SAYS ROOFING
Contact details pending
2026-10-02 Electrical
Source type: Electric Vehicle Charger
904 LAKEVIEW WAY, REDWOOD CITY CA 94062-0000 EV charger installation EV charger New installation FUSE SERVICE INC
📞 (•••) •••-••••
2026-10-02 Roofing
Source type: Re-Roof
6375 PESCADERO CREEK RD, PESCADERO CA 94060-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement BILL HAMILTON ROOFING INC
Contact details pending
2026-10-02 Demolition
Source type: Demolition (Minor / Major / Pool)
247 SYLVAN WAY, REDWOOD CITY CA 94062-0000 Deconstruction of existing unsafe garage BAY DEMOLITION INC
📞 (•••) •••-••••
2026-10-02 Fire Protection
Source type: Fire Systems
725 3RD AVE, REDWOOD CITY CA 94063-0000 Fire sprinkler system installation sprinkler Central Fire Services INC
📞 (•••) •••-••••
2026-10-02 Landscaping & Exterior
Source type: Siding and Stucco
1066 PEARL AVE, MOSS BEACH CA 94038-0000 Is this a residential or commercial project?: Residential Color: Cool Blue Manuf… like for like replacement HVAC changeout AMERICAN HOME RENEWAL INC
Contact details pending
2026-10-02 Addition
Source type: Residential Addition / Alteration to Existing Residence
520 BERKELEY AVE, MENLO PARK CA 94025-0000 post-tension cable repairs, and foundation restoration JAZZ HEATING & COOLING LLC
Contact details pending
2026-10-02 Electrical
Source type: Water Heater
904 LAKEVIEW WAY, REDWOOD CITY CA 94062-0000 Is this a residential or commercial project?: Residential System Type: Heat Pump… replacement FUSE SERVICE INC
📞 (•••) •••-••••
2026-10-02 Electrical
Source type: Electrical Service Upgrade
135 CHESHAM AVE, SAN CARLOS CA 94070-0000 Is this a residential or commercial project?: Residential Are you doing lighting… 300A service panel Panel service BMH ELECTRIC LLC
Contact details pending
2026-10-02 Electrical
Source type: Electric Vehicle Charger
135 CHESHAM AVE, SAN CARLOS CA 94070-0000 Add 60 amps EV CHARGER circuit from 200 amps main service panel. Add interior wa… 60A service panel, EV cha… New installation Panel service BMH ELECTRIC LLC
Contact details pending
2026-10-02 Addition
Source type: Residential Addition / Alteration to Existing Residence
341 6TH ST, MONTARA CA 94037-0000 Foundation repair using 13 push piers. GROUNDWORKS CALIFORNIA LLC
📞 (•••) •••-••••
2026-10-02 Landscaping & Exterior
Source type: Landscaping / Retaining Wall
11120 LA HONDA RD, WOODSIDE CA 94062-0000 Widening and extension of existing driveway to reach proposed new single family … residential New construction CORMORANT FINE CRAFTSMEN LLC
Contact details pending
2026-10-02 Roofing
Source type: Re-Roof
12 GARDEN LN, COLMA CA 94015 Re-Roof replacement Re-roof —
2026-10-02 Roofing
Source type: Re-Roof
9 BOTANY CT, REDWOOD CITY CA 94062-0000 Re-Roof replacement Re-roof —
2026-10-02 New Construction
Source type: Residential New Single Family / Multi Family / Manufactured / Detached ADU
406 7TH AVE, MENLO PARK CA 94025 Lot 3 of 5: new single-family residence, factory-built modular (HCD) on permanen… residential New construction —
2026-10-02 Roofing
Source type: Re-Roof
13 CHANNEL DR, REDWOOD CITY CA 94065 Re-Roof replacement Re-roof —
2026-10-02 Roofing
Source type: Re-Roof
308 BLAKEWOOD WAY, WOODSIDE CA 94062 Re-Roof replacement Re-roof —
2026-10-02 New Construction
Source type: Residential New Single Family / Multi Family / Manufactured / Detached ADU
406 7TH AVE, MENLO PARK CA 94025 Lot 5 of 5: new single-family residence, factory-built modular (HCD) on permanen… residential New construction —
2026-10-02 New Construction
Source type: Residential New Single Family / Multi Family / Manufactured / Detached ADU
406 7TH AVE, MENLO PARK CA 94025 Lot 2 of 5: new single-family residence, factory-built modular (HCD) on permanen… residential New construction —
2026-10-02 New Construction
Source type: Residential New Single Family / Multi Family / Manufactured / Detached ADU
406 7TH AVE, MENLO PARK CA 94025 Lot 1 of 5: new single-family residence, factory-built modular (HCD) on permanen… residential New construction —
2026-10-02 Roofing
Source type: Re-Roof
3999 PACIFIC BLVD, SAN MATEO CA 94403 Re-Roof replacement Re-roof —
2026-10-02 New Construction
Source type: Residential New Single Family / Multi Family / Manufactured / Detached ADU
406 7TH AVE, MENLO PARK CA 94025 Lot 4 of 5: new single-family residence, factory-built modular (HCD) on permanen… residential New construction —
2026-10-01 Electrical
Source type: Electrical Service Upgrade
2714 SUMMIT DR, BURLINGAME CA 94010-0000 Is this a residential or commercial project?: Residential Are you doing lighting… 300A service panel replacement Panel service ADARY ELECTRIC INC
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Permit Types in San Mateo County
Construction Activity in San Mateo County

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.

About San Mateo County Building Permits

San Mateo County, California processes building permits covering residential construction, commercial buildouts, renovations, and specialty trade work. PermitGrab tracks 2,131+ San Mateo County building permits — newest permit date: 2026-11-02 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.

How Contractors Use San Mateo County Permit Data

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).

Who appears in San Mateo County permit records?

PermitGrab indexes 2,131 building permits in San Mateo County. New records appear as they are available from the source.

How fresh is San Mateo County permit data?

The most recent permit indexed for San Mateo County is dated 2026-11-02. Newest permit date: 2026-11-02. 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.

What construction appears in San Mateo County permit records?

San Mateo County permit activity covers 2,131 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.

1 workflow for San Mateo County research

Start with the published project record.

🕵️

The project-team lookup

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.

Research San Mateo County project activity — Pro $149/mo

How to look up San Mateo County building permits

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.

San Mateo County Field Reports & Contractor Guides

Source-dated research and practical resources for contractors working in San Mateo County

Historical analysis · 2026-06-20

San Mateo County Contractor List With Phone Numbers: Fresh Bay Area Permit Leads (2026)

Historical market analysis and methodology for San Mateo County. Current permit activity and available source fields are shown on this page.

Read guide →
Nearby California Cities — explore building permits in other California cities

Research San Mateo County project activity

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.

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Frequently Asked Questions about San Mateo County Building Permits

How many building permits does PermitGrab track in San Mateo County?

PermitGrab currently tracks 2,131 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.

How fresh is the San Mateo County permit data?

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.

How can contractors find construction leads in San Mateo County?

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.

What’s included in the 14-day trial?

The 14-day trial includes full Pro access to San Mateo County — CSV export, trade and value-tier filters, lead scoring, and violation cross-reference flags. Contractor phone and website reveals are included where source-published. Card required to start; cancel anytime before day 14.

Can I cancel anytime?

Yes. Cancel any time from your account page — no contracts, no cancellation fees. Your subscription stays active through the end of the current billing period.

Who buys this data?

San Mateo County permit data, by use case

Same data, different angle. Pick the playbook that matches what you sell.

Contractors & subs
Recent San Mateo County contractor activity is a signal for labor and material demand. Contact details appear only where the public source publishes them.
Home service companies
An addition or remodel can be useful project context for HVAC, plumbing, or warranty outreach. Review the project signal before outreach.
Solar installers
Roof permits and electrical upgrades in San Mateo County provide project context for solar-market research. Filter by the current project signal and verify ownership separately.
Insurance agents
San Mateo County renovations can identify properties for a policy-review workflow. Confirm coverage needs independently before contacting a property owner.
Material suppliers & manufacturer reps
Choose a product-line research workflow, then use published job type, description, and value fields where available for territory and demand research. A permit is not a materials order, purchase signal, or open bid.
Developers & new construction
Sort source-published new-construction records by project value and type to research active projects and property activity, with contractor details where the record publishes them.
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