San Mateo County Building Permits & Property Data

Heads up: The public source includes contractor names on some current permit records, but coverage has not yet reached PermitGrab's market-level reporting threshold. This page focuses on permit records and property data; contractor names are shown where the public source publishes them.

1,507 indexed permits · San Mateo County, California.

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San Mateo County building permits — key stats
Newest permit 2026-09-14

PermitGrab tracks 1,507 building permits in San Mateo County, CA as of 2026-09-14.

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. Some contractor names are available from the official source, but coverage has not reached market-level reporting. This page focuses on the permit and property signals it does publish. 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 — addresses, project details, and property activity where available. 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.

1,507
Indexed Permits
Contractor count unavailable
Property Owners · count unavailable
2026-09-17
Last Updated
Updated recently · 2026-09-14

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Published permit & code records

Permit data through 2026-09-14
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1,507 permits sorted by date

Date Type Value Address Details Contractor / Status Save
2026-06-15 Fire Protection 58 BEL AIRE (LOT 6) LN, SAN MATEO CA 94402-0000 NFPA 13D fire sprinkler design & install (45 heads). sprinkler
2026-06-15 Solar 961 LA MESA DR, PORTOLA VALLEY CA 94028-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… 1 sq EM ROOFING INC
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2026-06-15 Windows/Doors 739 LARCHMONT DR, COLMA CA 94015-0000 Commercial/Residential: Residential Are the windows and doors being replaced siz… JEMICO LLC
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2026-06-15 Windows/Doors 155 SEARS RANCH RD, LA HONDA CA 94020-0000 Commercial/Residential: Residential Are the windows and doors being replaced siz… JEMICO LLC
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2026-06-15 Temporary 350 BUTANO CUT OFF, PESCADERO CA 94060-0000 Installing (1) 200a 240v temporary power pole that will be used for construction… 200A S R BRAY LLC
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2026-06-15 General Construction 515 SONORA AVE, EL GRANADA CA 94018-0000 Is this a residential or commercial project?: Residential Color: White or reflec… like for like replacement HVAC changeout JG ENGINEERING AND CONSTRUCTION INC
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2026-06-15 Plumbing 197 SAN PEDRO RD, DALY CITY CA 94014 Plumbing
2026-06-15 General Construction 955 PLEASANT HILL RD, REDWOOD CITY CA 94061 addittion of wooden deck
2026-06-15 General Construction 629 LAKEVIEW WAY, REDWOOD CITY CA 94062-0000 Replace damaged deck guardrails from neighbor's tree falling on my property. I w…
2026-06-15 General Construction 251 WINDING WAY, SAN CARLOS CA 94070-0000 Confirmation
2026-06-15 Windows/Doors 121 VALDEFLORES DR, BURLINGAME CA 94010-0000 Commercial/Residential: Residential Are the windows and doors being replaced siz…
2026-06-15 Solar CA 94062-0000 Is this a residential or commercial project?: Commercial Class of roof: Class A … 1 sq metal
2026-06-15 Structural 516 LAKEMEAD WAY, REDWOOD CITY CA 94062-0000 Revision to footing detail at aluminum and glass stair.
2026-06-15 Electrical 1720 LEXINGTON AVE, SAN MATEO CA 94402-0000 Is this a residential or commercial project?: Residential Are you doing lighting… 300A service panel
2026-06-14 HVAC/Mech 828 11TH AVE, REDWOOD CITY CA 94063 172 sf Kitchen remodel Replace all fixtures Replace (1) window same size Close (… 172 roof sf replacement New roof
2026-06-13 General Construction 26 BISHOP LN, MENLO PARK CA 94025-0000 Remodeling of the existing residence as necessary to remove the wall between the… like for like replacement HVAC changeout
2026-06-12 Battery Storage 120 HILDEBRAND Rd, La Honda CA 94062-0000 Revision to SYMBIUM-project_BLD2026-01289 We submitted for an instant permit thr… 200A battery New installation SANTA CRUZ WESTSIDE ELECTRIC INC
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2026-06-12 General Construction 171 VALDEFLORES DR, BURLINGAME CA 94010-0000 electrical feed (dedicated electrical line) installation for range (50A) 50A New installation FUSE SERVICE INC
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2026-06-12 HVAC/Mech 512 7TH AVE, MENLO PARK CA 94025-0000 - HOUSE ADDITION & REMODEL. - FULL HOUSE REMODEL TO CREATE TWO BEDROOMS, TWO FUL… 200A service panel New installation NUHOME REMODELING
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2026-06-12 Windows/Doors 282 HUBBARD AVE, REDWOOD CITY CA 94062-0000 Remodel kitchen and master bathroom. Remove interior walls to create a more open… REI HOMES AND ADU INC
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2026-06-12 Battery Storage 978 SALVADOR St, El Granada CA 94018-0000 Revision to SYMBIUM Permit BLD2025-03367 1. Only 10 panels were installed - Upda… 20A battery New installation BRIGHT PLANET SOLAR INC
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2026-06-12 General Construction 6599 PESCADERO CREEK RD, PESCADERO CA 94060-0000 **See BLD2026-01178 for all fees & reviews** Retaining wall is on 2 properties. …
2026-06-12 Structural 347 SAN CARLOS AVE, REDWOOD CITY CA 94061-0000 Foundation repair using 7 push piers and 4 IntelliJacks. GROUNDWORKS CALIFORNIA LLC
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2026-06-12 Solar 238 NAVARRA AVE, EL GRANADA CA 94019-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… 1 sq SABER ROOFING INC
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2026-06-12 Solar 39 SEQUOIA DR, LA HONDA CA 94020-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… 1 sq metal
2026-06-12 General Construction 347 SAN CARLOS AVE, REDWOOD CITY CA 94061-0000 Confirmation
2026-06-12 Fire Protection 1500 FASHION ISLAND BLVD, SAN MATEO CA 94404-0000 ADDRESS 1500 FASHION ISLAND BUILDING SAN MATEO, CA 944044 THIS IS AN ADDITION TO… fire alarm
2026-06-12 General Construction 512 7TH AVE, MENLO PARK CA 94025-0000 Confirmation
2026-06-12 Roofing 1850 CORDILLERAS RD, REDWOOD CITY CA 94062 Re-Roof replacement
2026-06-11 HVAC/Mech 2171 GORDON AVE, MENLO PARK CA 94025-0000 Commercial/Residential: Residential Heat Pump: CHECKED Zoning: R-1/S-72 What is … heat pump replacement SANDIUM LLC
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2026-06-11 Structural 16 NINER CT, REDWOOD CITY CA 94062-0000 PROPOSED ADDITION TO AN EXISTING SINGLE-FAMILY RESIDENCE. THE PROJECT CONSISTS O…
2026-06-11 Solar $16,732 281 4TH Ave, Redwood City CA 94063-0000 SYMBIUM-project_b3002100-83ce-4613-8714-8c9c79064bcb:225 A panel upgrade; instal… 225A service panel, batter… New installation BETTER EARTH ELECTRIC INC
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2026-06-11 General Construction 500 RADIO RD, BRISBANE CA 94005-0000 upgrade of existing equipment swap existing dish for a new dish swap existing OD… RELIANT TOWER LLC
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2026-06-11 General Construction 301 6TH AVE, MENLO PARK CA 94025-0000 Landscaping and Site work related to BLD2026-00637 & BLD2026-01044 RELATED: BLD2… SPEED CONSTRUCTION
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2026-06-11 Solar 812 11TH AVE, REDWOOD CITY CA 94063-0000 Add two (2) solar/manual venting skylight units on roof over Living Room/Den are… A L V CONSTRUCTION INC
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2026-06-11 Structural 2060 TIMBERLANE WAY, SAN MATEO CA 94402-0000 Voluntary foundation repair. Underpinning, concrete piers, pier post. Foundation Strategies Inc
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2026-06-11 General Construction 84 EL VANADA RD, REDWOOD CITY CA 94070-0000 1. LEGALIZE EXISTING DETACHED ADU UNDER AMNESTY PROGRAM, 375SF, VIO2026-00085 375 sf Alex Tzang Architects Inc.
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2026-06-11 Solar $21,540 116 ALAMEDA DE LAS PULGAS, Redwood City CA 94062-0000 SYMBIUM-project_cbe4bfbc-3e7f-4c3f-b995-829b3298317e:200 A panel upgrade; instal… 200A service panel, batter… New installation SUNRUN INSTALLATION SERVICES INC
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2026-06-11 Plumbing 12 DON CT, REDWOOD CITY CA 94062-0000 Is this a residential or commercial project?: Residential Sewer line: CHECKED Ar… line work replacement BELL PLUMBING
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2026-06-11 Windows/Doors 9555 CABRILLO HWY, MOSS BEACH CA 94038-0000 Revert back the garage to original condition, legalized kitchen remodeling, bath…
2026-06-11 General Construction 84 EL VANADA RD, REDWOOD CITY CA 94070-0000 Confirmation
2026-06-11 General Construction 15975 SKYLINE BLVD, WOODSIDE CA 94062 Kitchen / Bath Remodel
2026-06-11 General Construction 16 NINER CT, REDWOOD CITY CA 94062-0000 Confirmation
2026-06-11 General Construction 2060 TIMBERLANE WAY, SAN MATEO CA 94402-0000 Confirmation
2026-06-11 General Construction 9555 CABRILLO HWY, MOSS BEACH CA 94038-0000 Confirmation
2026-06-10 Signage 601 MENLO OAKS DR, MENLO PARK CA 94025-0000 As a result of field conditions encountered during construction, several modific…
2026-06-10 HVAC/Mech 3961 JEFFERSON AVE, REDWOOD CITY CA 94062-0000 SWN2005-00026 Demolition of existing unpermitted deck located in rear and side y… New installation HVAC installation
2026-06-10 Plumbing 1880 CAMINO A LOS CERROS, MENLO PARK CA 94025-0000 Is this a residential or commercial project?: Residential Sewer line: CHECKED Ar… line work replacement
2026-06-10 Temporary 86 CANADA RD, WOODSIDE CA 94062-0000 15'x30' white tent and 20'x20' white tent that will be used for catering
2026-06-10 Electrical 120 HILDEBRAND Rd, La Honda CA 94062-0000 SYMBIUM-project_aee68e66-636c-433c-a790-a86635cd7226:Install 2 ESS units, locati… battery New installation
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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 occurring. Filter the public records by trade, date, address, and project value to research active projects and property activity. Contractor names are available on some current records; contact coverage varies by filing.

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 1507+ San Mateo County building permits — newest permit date: 2026-09-16 from official city sources.

Each record can show the project address, scope, permit type, and value where the city publishes them. The source-published contractor records do not meet the coverage threshold for this city. PermitGrab does not represent this as contractor-contact coverage. Where property-owner records are available, they are matched to permit addresses separately.

How to use San Mateo County permit data

Filter the current records by trade, date, address, or project value to research construction activity. The most useful workflow in this market is verifying the project signal first, then using the property data that is actually available for that address.

PermitGrab methodology · Page data current as of · Source: Building Permits (Accela).

Who appears in San Mateo County permit records?

PermitGrab indexes 1,507 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 2026-09-14. Newest permit date: 2026-09-16. 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 1,507 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.

How to look up San Mateo County building permits

Search recent San Mateo County, CA building permits by address, 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, 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

Monitor San Mateo County permit & property activity

Email alerts when new public records are available for new permits and property activity. Contractor names are shown where the current public filing includes them; contact coverage varies by record. Owner information is shown only where it can be matched from available public 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 1507 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 can research San Mateo County activity by filtering current permits by trade, location, and project type. Some current permit records include contractor names; use those source-published names alongside the project details. Property information is shown only where public records can be matched.

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. Some current permit records include source-published contractor names; contact fields appear only where published or matched. Property information is available only where public records can be matched. 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.

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.
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