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
2026-09-25 Interior Renovation
Source type: Kitchen / Bath Remodel
2170 CAMINO DE LOS ROBLES, MENLO PARK CA 94025-0000 remodel existing bathroom —
2026-09-24 Interior Renovation
Source type: Kitchen / Bath Remodel
1453 ENCHANTED WAY, SAN MATEO CA 94402-0000 INTERIOR REMODEL TO THE EXISTING KITCHEN SPACE. - CREATING NEW TRAY CEILING WITH… INSPIRED BUILDERS INC
Contact details pending
2026-09-24 Electrical
Source type: Electrical Service Upgrade
331 14TH ST, MOSS BEACH CA 94037-0000 Is this a residential or commercial project?: Residential Are you doing lighting… 300A service panel Panel service BRILLIANT HOMES INC
Contact details pending
2026-09-24 Solar
Source type: Auto Issue Permit
121 ARBOR Ln, Moss Beach CA 94038-0000 SYMBIUM-project_6770e366-e296-4dad-b116-10111613690a:Install 24 PV modules (10.0… 10.08 kW battery solar Battery storage TESLA ENERGY OPERATIONS INC
📞 (•••) •••-••••
2026-09-24 Roofing
Source type: Re-Roof
171 OCEAN BLVD, EL GRANADA CA 94019-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement B & G ROOFING
Contact details pending
2026-09-24 Solar
Source type: Auto Issue Permit
515 CORONADO St, El Granada CA 94018-0000 SYMBIUM-project_1cdc8ae6-439f-4fec-91c5-b370a24b804a:Install 13 PV modules (5.85… 5.85 kW battery solar Battery storage SUNRUN INSTALLATION SERVICES INC
📞 (•••) •••-••••
2026-09-24 Electrical
Source type: Auto Issue Permit
301 ALLEN Rd, Woodside CA 94062-0000 SYMBIUM-project_a85db043-4b0c-49ee-9ec0-5dad2da50d59:225 A panel upgrade; instal… 225A service panel, battery New installation Panel service TESLA ENERGY OPERATIONS INC
📞 (•••) •••-••••
2026-09-24 Solar
Source type: Auto Issue Permit
193 HILLSIDE Ave, Menlo Park CA 94025-0000 SYMBIUM-project_c69e17ce-08ef-41dd-8cfb-cf157858f1f2:Install 10 PV modules (4.4K… 4.4 kW solar Solar PV STE ELECTRIC
Contact details pending
2026-09-24 Roofing
Source type: Re-Roof
433 7TH AVE, MENLO PARK CA 94025-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement SPOTLIGHT ROOFING INC
Contact details pending
2026-09-24 Roofing
Source type: Re-Roof
224 VALLEJO ST, EL GRANADA CA 94018 Re-Roof replacement Re-roof —
2026-09-24 Structural
Source type: Information Notice
8200 CABRILLO HWY, MONTARA CA 94037-0000 Unpermitted work - permit applied for and was left in resubmittal ( considered a… —
2026-09-24 Addition
Source type: Residential Addition / Alteration to Existing Residence
25 DON CT, REDWOOD CITY CA 94062-0000 Exercise room addition and minor remodel of laundry room. relocate deck stairs —
2026-09-24 Addition
Source type: Residential Addition / Alteration to Existing Residence
2001 MIRAMONTES POINT RD, 2 Hawthorn, HALF MOON BAY CA 94019-0000 Emergency drywall & insulation repair for water damage 2001 Miramontes - Unit 2 … —
2026-09-24 Landscaping & Exterior
Source type: Landscaping / Retaining Wall
762 LAKEVIEW WAY, REDWOOD CITY CA 94062-0000 Retaining Wall —
2026-09-24 Other
Source type: Building Permit Revision
878 HILLCREST DR, REDWOOD CITY CA 94062 Revise one approved bathroom remodel by removing the adjacent closet to create a… —
2026-09-23 Electrical
Source type: Electrical Service Upgrade
630 9TH AVE, MENLO PARK CA 94025-0000 Is this a residential or commercial project?: Residential Are you doing lighting… 300A service panel Panel service TD WEST ELECTRIC INC
Contact details pending
2026-09-23 Landscaping & Exterior
Source type: Landscaping / Retaining Wall
Purisma Creek Trail Bridge, CA 94062-0000 The scope of work consists of removal of a failing 41' long by 8' wide rail car … Biggs Cardosa Associates Inc.
📞 (•••) •••-••••
2026-09-23 Interior Renovation
Source type: Kitchen / Bath Remodel
351 MONTWOOD CIR, REDWOOD CITY CA 94061-0000 Guest and master bathroom like for like like for like replacement HVAC changeout Y GROUP REMODELING INC
Contact details pending
2026-09-23 Roofing
Source type: Re-Roof
2220 ALLEGHENY WAY, SAN MATEO CA 94402-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement ARMSTRONG INSTALLATION SERVICE A CALIFORNIA CORPORATION
Contact details pending
2026-09-23 Other
Source type: Building Permit Revision
124 FEY DR, BURLINGAME CA 94010-0000 1. Revisions due to field discovery during construction of foundations missing u… CEO CONSTRUCTION INC
📞 (•••) •••-••••
2026-09-23 Plumbing 417 RUTHERFORD AVE, REDWOOD CITY CA 94061-0000 Is this a residential or commercial project?: Residential Water line: CHECKED Zo… line work replacement ALL PRO REPIPES INC
📞 (•••) •••-••••
2026-09-23 Other
Source type: Building Permit Revision
43 SNECKNER CT, MENLO PARK CA 94025-0000 This new plan set will replace the previously approved plan set. Repair water da… JON R CRASE CONSTRUCTION INC
Contact details pending
2026-09-23 Roofing
Source type: Re-Roof
25 SEKI CT, REDWOOD CITY CA 94062-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement ELM ROOFING CONTRACTORS INC
📞 (•••) •••-••••
2026-09-23 Windows & Doors
Source type: Window or Door
915 AVENUE BALBOA, EL GRANADA CA 94018-0000 Commercial/Residential: Residential Are the windows and doors being replaced siz… HOME DEPOT U S A INC
📞 (•••) •••-••••
2026-09-23 Other
Source type: Building Permit Revision
400 SIERRA ST, MOSS BEACH CA 94038-0000 This revision is limited to the driveway. The proposed driveway material has cha… OGRCON INC
Contact details pending
2026-09-23 Interior Renovation
Source type: Residential Addition / Alteration to Existing Residence
931 WILMINGTON WAY, REDWOOD CITY CA 94062-0000 COSMETIC KITCHEN & BATHROOM REMODELS WITH MINOR PLUMBING AND ELECTRICAL UPDATES … NEXT STAGE INC
Contact details pending
2026-09-23 Landscaping & Exterior
Source type: Deck / Patio / Porch
138 MADRID AVE, EL GRANADA CA 94018-0000 Replace existing 88 sf 2nd story deck with new 100 sf 2nd story deck, same locat… JAFCO
2026-09-23 Solar
Source type: Auto Issue Permit
489 KEBET RIDGE Rd, Woodside CA 94062-0000 SYMBIUM-project_750bea47-af90-4035-859f-96245ec7cbac:Install 28 PV modules (11.7… 11.76 kW battery solar Battery storage TESLA ENERGY OPERATIONS INC
📞 (•••) •••-••••
2026-09-23 Fire Protection
Source type: Fire Systems
295 NORTH ACCESS RD, SOUTH SAN FRANCISCO CA 94080-0000 Safe Harbor Homeless Shelter Fire Alarm System Replacement fire alarm —
2026-09-23 Interior Renovation
Source type: Residential Addition / Alteration to Existing Residence
770 SAN BENITO AVE, MENLO PARK CA 94025-0000 Remodel and Addition of existing 1-story house to become 2-story residence. —
2026-09-23 Demolition
Source type: Demolition (Minor / Major / Pool)
621 MACARTHUR AVE, REDWOOD CITY CA 94063-0000 Demolition of covered patio. I received a Notice of Violation ( Case #: VIO 2026… —
2026-09-23 Landscaping & Exterior
Source type: Landscaping / Retaining Wall
2806 PURISIMA CREEK RD, HALF MOON BAY CA 94062 The scope of work consists of removal of a failing 41' long by 8' wide rail car … —
2026-09-23 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
370 ALEXANDER AVE, REDWOOD CITY CA 94061-0000 HVAC, Furnace, Air Conditioning, and Heat Pump furnace, heat pump —
2026-09-23 Other
Source type: Building Permit Revision
400 SIERRA ST, MOSS BEACH CA 94038-0000 This revision is limited to the driveway. The proposed driveway material has cha… —
2026-09-23 Demolition
Source type: Demolition (Minor / Major / Pool)
621 MACARTHUR AVE, REDWOOD CITY CA 94063 Demolition (Minor / Major / Pool) —
2026-09-23 Landscaping & Exterior
Source type: Deck / Patio / Porch
138 MADRID AVE, EL GRANADA CA 94018-0000 Replace existing 88 sf 2nd story deck with new 100 sf 2nd story deck, same locat… replacement —
2026-09-23 New Construction
Source type: Residential New Single Family / Multi Family / Manufactured / Detached ADU
767 MADDUX DR, COLMA CA 94015-0000 ADDITION OF 2 SF STORY 862 SF DETACHED ACCESSORY DWELLING UNIT AT REAR YARD 862 sf residential —
2026-09-23 Interior Renovation
Source type: Residential Addition / Alteration to Existing Residence
770 SAN BENITO AVE, MENLO PARK CA 94025 Remodel and Addition of existing 1-story house to become 2-story residence. —
2026-09-23 Addition
Source type: Residential Addition / Alteration to Existing Residence
25 DON CT, REDWOOD CITY CA 94062 Residential Addition / Alteration to Existing Residence —
2026-09-22 Solar
Source type: Auto Issue Permit
544 7TH Ave, Menlo Park CA 94025-0000 SYMBIUM-project_f60e3bf2-757c-42e3-b556-aac79cd5d178:Install 25 PV modules (10.7… 10.75 kW battery solar Battery storage AXIA SOLAR CORP
📞 (•••) •••-••••
2026-09-22 Other
Source type: Building Permit Revision
111 Andeta WAY, UNIT A, Portola Valley CA 94028-0000 Revision to BLD2026-02217 - revision to update the address to the solar - ADU 11… solar Solar PV B & H CONSTRUCTION MANAGEMENT
Contact details pending
2026-09-22 Interior Renovation
Source type: Kitchen / Bath Remodel
256 6TH ST, MONTARA CA 94037-0000 IN KIND BATHROOM RENOVATION IN A SINGLE FAMILY SECOND FLOOR Promodeling Inc
Contact details pending
2026-09-22 Plumbing 2307 PESCADERO CREEK RD, PESCADERO CA 94060-0000 Is this a residential or commercial project?: Residential Water line: CHECKED Zo… line work replacement Maggiora Brothers Drilling, Inc
Contact details pending
2026-09-22 Addition
Source type: Residential Addition / Alteration to Existing Residence
151 MIMOSA WAY, PORTOLA VALLEY CA 94028-0000 Installing a solid aluminum patio cover, attached to the rear of the home. cover… ELITE SUNROOMS & LOUVERED ROOFS INC
Contact details pending
2026-09-22 Addition
Source type: Residential Addition / Alteration to Existing Residence
470 BUENA VISTA AVE, REDWOOD CITY CA 94061-0000 Install one horizontal earthquake-actuated seismic gas shutoff valve on the exis… NATAN PLUMBING
Contact details pending
2026-09-22 Electrical
Source type: Electrical Service Upgrade
163 SANTIAGO AVE, REDWOOD CITY CA 94061-0000 Is this a residential or commercial project?: Residential Are you doing lighting… 300A service panel replacement Panel service ADARY ELECTRIC INC
📞 (•••) •••-••••
2026-09-22 Roofing
Source type: Re-Roof
1425 ALVARADO AVE, BURLINGAME CA 94010-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement SPOTLIGHT ROOFING INC
Contact details pending
2026-09-22 Solar
Source type: Auto Issue Permit
1630 CORDILLERAS Rd, Redwood City CA 94062-0000 SYMBIUM-project_52910896-9444-4018-a25e-2cb587e344e8:Install 14 PV modules (5.74… 5.74 kW battery solar Battery storage SIMPLY SOLAR
📞 (•••) •••-••••
2026-09-22 Windows & Doors
Source type: Skylight
135 NEWTON DR, BURLINGAME CA 94010-0000 Remove two existing skylight and add two new skylights TECHBEAM CONSTRUCTION LLC
Contact details pending
2026-09-22 Landscaping & Exterior
Source type: Siding and Stucco
540 TERRACE AVE, MOSS BEACH CA 94038-0000 Is this a residential or commercial project?: Residential Color: Cool Blue Manuf… like for like replacement HVAC changeout EXTERIOR REMODELING SPECIALIST
Contact details pending
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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.

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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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