San Mateo County Building Permits & Project Research

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

PermitGrab Pro is a $149/mo subscription. 14-day Pro trial — choose your market first, then card required at checkout · cancel anytime before day 14.

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.

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:

PermitGrab Pro is a $149/mo subscription for current municipal permit, property, and code-violation records. In this market, that includes contractor records from the official municipal feed. 14-day Pro trial below — choose your market first, then card required at checkout · cancel anytime before day 14.

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

🔔 Get San Mateo County Permit Alerts

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

📥 Export CSV 📊 Report

Published permit & code records

Permit data through 2026-11-02
🔎 See for yourself — free: click any Reveal button to unmask up to 10 real contractor phone numbers. No account needed.

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
2026-09-03 Roofing
Source type: Re-Roof
454 9TH 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
2026-09-03 Pool/Spa
Source type: Swimming Pool / Spa / Hot Tub / Pond
1882 CAMINO A LOS CERROS, MENLO PARK CA 94025-0000 Residential inground pool, spa with auto safety cover - 351 sq ft Royal Pools
Contact details pending
2026-09-03 Interior Renovation
Source type: Kitchen / Bath Remodel
754 SAN CARLOS AVE, EL GRANADA CA 94018-0000 remodel master bathroom (2nd floor) , guest bathroom ( 1st floor ) WEN CONSTRUCTION INC
📞 (•••) •••-••••
2026-09-03 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
499 OLD SPANISH, PORTOLA VALLEY CA 94028-0000 Commercial/Residential: Residential Furnace: CHECKED Zoning: RM What is the valu… furnace, heat pump replacement HVAC replacement IRBIS HVAC INC
📞 (•••) •••-••••
2026-09-03 Interior Renovation
Source type: Residential Addition / Alteration to Existing Residence
421 LA MESA DR, PORTOLA VALLEY CA 94028-0000 Remodeling of Master Bathroom without changing footprint, remodeling of Hall Bat… Mariusz Narkiewicz
Contact details pending
2026-09-03 Roofing
Source type: Re-Roof
30 LUNDYS LN, SAN MATEO CA 94402-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement ABRIL ROOFING INC
Contact details pending
2026-09-03 Electrical
Source type: Water Heater
848 LARCHMONT DR, COLMA CA 94015-0000 Is this a residential or commercial project?: Residential System Type: Conventio… replacement FAST HOME SERVICES LLC
📞 (•••) •••-••••
2026-09-03 Landscaping & Exterior
Source type: Landscaping / Retaining Wall
125 DOHERTY WAY, REDWOOD CITY CA 94061-0000 NEW DRIVEWAY, WALKWAYS/PATIOS AND LANDSCAPING FOR SINGLE FAMILY RESIDENCE PROJEC… —
2026-09-03 Landscaping & Exterior
Source type: Deck / Patio / Porch
1 LAKE CT, REDWOOD CITY CA 94062 Replace existing 477 sf deck with new 477 sf deck in the same configuration. replacement —
2026-09-03 Plumbing 903 FOOTHILL DR, COLMA CA 94015-0000 Plumbing —
2026-09-03 Interior Renovation
Source type: Residential Addition / Alteration to Existing Residence
125 DOHERTY WAY, REDWOOD CITY CA 94061-0000 INTERIOR REMODEL AND NEW TWO STORY ADDITION TO INCLUDE: FIRST FLOOR - NEW ATTACH… —
2026-09-03 Windows & Doors
Source type: Residential Addition / Alteration to Existing Residence
118 ESCALONA AVE, EL GRANADA CA 94018 A permitted garage expansion with a full bathroom and storage area was completed… —
2026-09-02 Landscaping & Exterior
Source type: Deck / Patio / Porch
655 9TH AVE, MENLO PARK CA 94025-0000 Construction of a redwood fence along the NE property line. The fence will span … —
2026-09-02 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
230 GABARDA WAY, PORTOLA VALLEY CA 94028-0000 Commercial/Residential: Residential Heat Pump: CHECKED Zoning: R-1/S-104 What is… 3 tons furnace, heat pump replacement HVAC replacement —
2026-09-02 Roofing
Source type: Re-Roof
1150 STOCKBRIDGE AVE, REDWOOD CITY CA 94027-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement —
2026-09-02 Electrical
Source type: Auto Issue Permit
1551 PARROTT Dr, San Mateo CA 94402-0000 SYMBIUM-project_ecd9f5b3-9d94-49aa-b5d9-644e58f0ec96:Install 36 PV modules (16.2… battery, solar New installation Battery storage —
2026-09-02 Solar
Source type: Auto Issue Permit
1070 SAN CARLOS Ave, El Granada CA 94018-0000 SYMBIUM-project_a7a9280d-8082-4b4d-898d-e837d7ce2885:Install 13 PV modules (5.39… 5.395 kW solar Solar PV —
2026-09-02 Addition
Source type: Residential Addition / Alteration to Existing Residence
40 YORKSHIRE LN, REDWOOD CITY CA 94062-0000 EXPIRED PERMIT: BLD2025-01734 - HVAC Foundation repair using 21 push piers and 3… —
2026-09-02 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
25 WOODHUE CT, REDWOOD CITY CA 94062 HVAC, Furnace, Air Conditioning, and Heat Pump furnace, heat pump —
2026-09-02 Electrical
Source type: Water Heater
200 S BALSAMINA WAY, PORTOLA VALLEY CA 94028-0000 Is this a residential or commercial project?: Residential System Type: Conventio… replacement —
2026-09-02 Windows & Doors
Source type: Window or Door
394 SUMMIT DR, REDWOOD CITY CA 94062-0000 Commercial/Residential: Residential Are the windows and doors being replaced siz… —
2026-09-02 Landscaping & Exterior
Source type: Information Notice
1811 PARROTT DR, SAN MATEO CA 94402-0000 The fence being constructed may be over height, and other construction materials… —
2026-09-02 Electrical
Source type: Electric Vehicle Charger
1406 RAINBOW DR, SAN MATEO CA 94402-0000 (1) Tesla EV charger Main Breaker downsize 150A for powershare home backup 150A EV charger —
2026-09-01 Other
Source type: Building Permit Revision
1930 STOCKBRIDGE AVE, REDWOOD CITY CA 94061-0000 Deferred Submittal – Roof Trusses: Submit final engineered roof truss drawings a… —
2026-09-01 Electrical
Source type: Electrical Service Upgrade
2700 MIDDLEFIELD RD, REDWOOD CITY CA 94063-0000 Electrical Service Upgrade service panel Panel service —
2026-09-01 Interior Renovation
Source type: Residential Addition / Alteration to Existing Residence
1944 BARTON ST, REDWOOD CITY CA 94061-0000 198.0 SQ.FT. PRIMARY BEDROOM ADDITION, NEW PRIMARY BATHROOM (IN EXISTING FLOOR A… —
2026-09-01 Plumbing 2817 HILLSIDE DR, BURLINGAME CA 94010-0000 Is this a residential or commercial project?: Residential Sewer line: CHECKED Ar… line work replacement —
2026-09-01 Roofing
Source type: Re-Roof
1047 ACACIA ST, MONTARA CA 94037-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement —
2026-09-01 Plumbing 40 YORKSHIRE LN, REDWOOD CITY CA 94062-0000 Is this a residential or commercial project?: Residential Sewer line: CHECKED Ar… line work replacement —
2026-09-01 Electrical
Source type: Electrical Service Upgrade
1768 SWEETWOOD DR, COLMA CA 94015-0000 Is this a residential or commercial project?: Residential Are you doing lighting… 300A service panel replacement Panel service —
2026-09-01 Temporary
Source type: Temporary Structure
86 CANADA RD, WOODSIDE CA 94062-0000 Catering Tent 30 x 30 Back of House Tent 15 x 20 —
2026-09-01 Electrical
Source type: Auto Issue Permit
556 WARRINGTON Ave, Redwood City CA 94063-0000 SYMBIUM-project_d08c0964-0b31-47b3-baac-3bfeaa230072:200 A panel upgrade; instal… 200A service panel, batter… New installation Panel service —
2026-09-01 Roofing
Source type: Re-Roof
2116 TICONDEROGA DR, SAN MATEO CA 94402-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement —
2026-09-01 Solar
Source type: Auto Issue Permit
31 SEA CREST Ct, El Granada CA 94019-0000 SYMBIUM-project_f7293d28-e9bd-4c3a-9b6d-e026d67ac713:Install 15 PV modules (6.6K… 6.6 kW battery solar Battery storage —
2026-09-01 Roofing
Source type: Residential Addition / Alteration to Existing Residence
13424 SKYLINE BLVD, WOODSIDE CA 94062-0000 open up wall to repair wall leak , replace any sacrificed wood members waterproo… replacement —
2026-09-01 Landscaping & Exterior
Source type: Information Notice
120 NEWTON DR, BURLINGAME CA 94010-0000 New Driveway being constructed and a new Metal Fence —
2026-09-01 Demolition
Source type: Demolition (Minor / Major / Pool)
191 HILLSIDE AVE, MENLO PARK CA 94025 Demolition (Minor / Major / Pool) —
2026-09-01 Other
Source type: Building Permit Revision
72 FAY AVE, SAN CARLOS CA 94070-0000 Revision to BLD2026-01216 —
2026-09-01 Interior Renovation
Source type: Kitchen / Bath Remodel
1208 BELLAIR WAY, MENLO PARK CA 94025-0000 Like for like remodel of 2 bathrooms in the house. Replacing vanities, tiles, sh… like for like replacement HVAC changeout —
2026-09-01 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
234 SCENIC DR, LA HONDA CA 94020-0000 Commercial/Residential: Residential Furnace: CHECKED Heat Pump: CHECKED Zoning: … furnace, heat pump replacement HVAC replacement —
2026-09-01 Roofing
Source type: Re-Roof
242 STANFORD AVE, MENLO PARK CA 94025-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement —
2026-08-31 Solar
Source type: Auto Issue Permit
241 W FLORESTA Way, Portola Valley CA 94028-0000 SYMBIUM-project_308a5421-841b-4bee-864d-c1669c9b7a2f:Install 14 PV modules (6.58… 6.58 kW battery solar Battery storage —
2026-08-31 Windows & Doors
Source type: Window or Door
544 SUNSET WAY, REDWOOD CITY CA 94062-0000 Commercial/Residential: Residential Are the windows and doors being replaced siz… —
2026-08-31 Roofing
Source type: Re-Roof
355 AVENUE PORTOLA, EL GRANADA CA 94018-0000 Re-Roof replacement Re-roof —
2026-08-31 Roofing
Source type: Re-Roof
161 LOS ROBLES DR, BURLINGAME CA 94010-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement —
2026-08-31 Plumbing 6500 PESCADERO CREEK RD, PESCADERO CA 94060-0000 Is this a residential or commercial project?: Residential Water line: CHECKED Zo… line work replacement —
2026-08-31 Temporary
Source type: Temporary Power Pole
2100 VALLEMAR ST, MOSS BEACH CA 94038 We have an alteration permit and I need to obtain a temporary pole permit. —
2026-08-31 Roofing
Source type: Re-Roof
1872 VALPARAISO AVE, MENLO PARK CA 94025-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement —
2026-08-31 Plumbing 2040 SHARON RD, MENLO PARK CA 94025-0000 Is this a residential or commercial project?: Residential Water line: CHECKED Zo… line work replacement —
2026-08-31 Solar
Source type: Auto Issue Permit
435 4TH St, Montara CA 94037-0000 SYMBIUM-project_02654b43-04a7-46ec-8970-8c250ca8cb42:Install 14 PV modules (5.81… 5.81 kW battery solar Battery storage —
Page 17 of 43 ← Prev 1 2 … 16 17 18 42 43 Next →
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.

See Pricing Set Up Free Alerts

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.
Free resources

More on San Mateo County & U.S. construction activity

Free permit tools
Permit lookup tools and a free city-by-city volume lookup — no signup required.
Permit activity badge
Show clients San Mateo County permit activity from public records — copy one line of HTML for your website.

More California permit data

Los Angeles permits Sacramento County permits San Jose permits Sacramento permits San Bernardino County permits San Francisco permits Santa Clara permits Oakland permits Santa Clara County permits Kern County permits

Comparing permit-data tools? See BuildZoom vs Shovels vs PermitGrab (2026) — how to compare market coverage, source freshness, and available record fields.

Choose your market →
Then finish
setup