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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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.

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Date Type Address Details Contractor / Status Save
2026-09-09 Demolition
Source type: Demolition (Minor / Major / Pool)
1438 EDGEWOOD RD, REDWOOD CITY CA 94062-0000 Remove 200sf prefab pergola —
2026-09-09 General Construction
Source type: Information Notice
2807 ADELINE DR, BURLINGAME CA 94010-0000 Possibly entering county property in the backyard and extending the backyard. Lo… —
2026-09-09 Roofing
Source type: Re-Roof
601 PALMER LN, MENLO PARK CA 94025-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement —
2026-09-09 Interior Renovation
Source type: Kitchen / Bath Remodel
1920 CAMINO A LOS CERROS, MENLO PARK CA 94025 Bathroom remodel, like-for-like layout. Remove and replace existing shower finis… like for like replacement HVAC changeout —
2026-09-09 Landscaping & Exterior
Source type: Landscaping / Retaining Wall
655 9TH AVE, MENLO PARK CA 94025-0000 Construction of a redwood fence along the NE property line. The fence will span … —
2026-09-09 Other
Source type: Building Permit Revision
30 AFAR Way, Montara CA 94037-0000 Revision to Symbium - BLD2026-01899 Revisions: - Module layout updated. - Equipm… battery Battery storage —
2026-09-09 Landscaping & Exterior
Source type: Landscaping / Retaining Wall
1438 EDGEWOOD RD, REDWOOD CITY CA 94062-0000 Convert existing detached garage to an ADU - 901sf and new concrete driveway. —
2026-09-09 Landscaping & Exterior
Source type: Siding and Stucco
601 PALMER LN, MENLO PARK CA 94025-0000 Is this a residential or commercial project?: Residential Color: Cool Gray Manuf… like for like replacement HVAC changeout —
2026-09-09 Addition
Source type: Residential Addition / Alteration to Existing Residence
1996 LEXINGTON AVE, SAN MATEO CA 94402-0000 Remodeling existing bathrooms like for like. Moving the kitchen back to its orig… like for like replacement HVAC changeout —
2026-09-08 Roofing
Source type: Re-Roof
1937 EDGEWOOD RD, REDWOOD CITY CA 94062-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement MID PENINSULA ROOFING INC
📞 (•••) •••-••••
2026-09-08 Windows & Doors
Source type: Window or Door
135 FOXWOOD RD, PORTOLA VALLEY CA 94028-0000 Commercial/Residential: Residential Are the windows and doors being replaced siz… JEMICO LLC
📞 (•••) •••-••••
2026-09-08 Plumbing 903 FOOTHILL DR, COLMA CA 94015-0000 Is this a residential or commercial project?: Residential Water line: CHECKED Zo… line work replacement EKI CONSTRUCTION
Contact details pending
2026-09-08 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
25 WOODHUE CT, REDWOOD CITY CA 94062-0000 Commercial/Residential: Residential Heat Pump: CHECKED Zoning: RH/DR What is the… furnace, heat pump replacement HVAC replacement MAX AIRE HEATING & COOLING INC
Contact details pending
2026-09-08 Other
Source type: Building Permit Revision
130 CORONA WAY, PORTOLA VALLEY CA 94028-0000 Revision of the foundation structural design for the garage and driveway taking … —
2026-09-08 Interior Renovation
Source type: Kitchen / Bath Remodel
2054 GORDON AVE, MENLO PARK CA 94025-0000 partial bathroom remodel, r/r tub, new tub and shower faucet, new floor and wall… —
2026-09-08 Other
Source type: Building Permit Revision
2060 TIMBERLANE WAY, SAN MATEO CA 94402-0000 Voluntary Foundation Repair. Revision is changing 5 push pier to 4 push piers. FOUNDATION STRATEGIES AND CONSTRUCTION INC
2026-09-08 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
2144 CAMINO DE LOS ROBLES, MENLO PARK CA 94025-0000 Commercial/Residential: Residential Heat Pump: CHECKED Zoning: R-1/S-72 What is … furnace, heat pump replacement HVAC replacement —
2026-09-08 Other
Source type: Building Permit Revision
15 W POINT PL, SAN MATEO CA 94402 Revision to add an approximately 98 sq. ft. engineered pergola structure. Scope … —
2026-09-08 Interior Renovation
Source type: Kitchen / Bath Remodel
2054 Gordon ave, Menlo park United States Kitchen / Bath Remodel —
2026-09-08 Electrical
Source type: Electrical Service Upgrade
847 87TH ST, COLMA CA 94015 Electrical Service Upgrade service panel Panel service —
2026-09-08 Addition
Source type: Residential Addition / Alteration to Existing Residence
1955 EDGEWOOD RD, REDWOOD CITY CA 94062 Residential Addition / Alteration to Existing Residence —
2026-09-08 Roofing
Source type: Re-Roof
452 3RD ST, MONTARA CA 94037 Re-Roof replacement Re-roof —
2026-09-08 Roofing
Source type: Re-Roof
525 6TH AVE, MENLO PARK CA 94025-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement —
2026-09-08 Addition
Source type: Residential Addition / Alteration to Existing Residence
LA HONDA CA 94020-0000 *Substitute permit for addressing per no permit record exist in ACA system.* —
2026-09-08 Other
Source type: Building Permit Revision
2710 BAY RD, REDWOOD CITY CA 94063-0000 Add two storage closets within the Warehouse Area —
2026-09-08 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
2144 CAMINO DE LOS ROBLES, MENLO PARK CA 94025-0000 HVAC, Furnace, Air Conditioning, and Heat Pump furnace, heat pump —
2026-09-08 General Construction
Source type: Information Notice
2599 CLOVERDALE RD, PESCADERO CA 94060 Structure Constructed on Property —
2026-09-08 New Construction
Source type: Residential New Single Family / Multi Family / Manufactured / Detached ADU
161 WARE RD, REDWOOD CITY CA 94062-0000 - Demolition of existing structure (under separate permit, completed) BLD2025-01… 500 sf residential sprinkler —
2026-09-07 Interior Renovation
Source type: Kitchen / Bath Remodel
525 6TH AVE, MENLO PARK CA 94025-0000 Like for like bathroom remodel and kitchen with no structural changes. Replace e… like for like replacement HVAC changeout START 2 FINISH CONSTRUCTION
Contact details pending
2026-09-07 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
2023 LIBERTY PARK AVE, MENLO PARK CA 94025-0000 Commercial/Residential: Residential Heat Pump: CHECKED Zoning: R-1/S-72 What is … furnace, heat pump replacement HVAC replacement TECHPRO BUILDERS INC
Contact details pending
2026-09-07 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
2052 LEXINGTON AVE, SAN MATEO CA 94402-0000 Commercial/Residential: Residential Heat Pump: CHECKED Zoning: R-1/S-8 What is t… furnace, heat pump replacement HVAC replacement TECHPRO BUILDERS INC
Contact details pending
2026-09-07 Electrical
Source type: Electrical Service Upgrade
2124 TICONDEROGA DR, SAN MATEO CA 94402-0000 Is this a residential or commercial project?: Residential Are you doing lighting… 300A service panel Panel service CA Electrical Group
Contact details pending
2026-09-07 Addition
Source type: Residential Addition / Alteration to Existing Residence
65 BENNINGTON DR, SAN MATEO CA 94402-0000 Voluntary Seismic Upgrade of Crawlspace and Garage RSL STRUCTURAL INC
Contact details pending
2026-09-07 Electrical
Source type: Electrical Service Upgrade
2030 MILLS AVE, MENLO PARK CA 94025-0000 Is this a residential or commercial project?: Residential Are you doing lighting… 300A service panel Panel service FUSE SERVICE INC
📞 (•••) •••-••••
2026-09-07 Electrical
Source type: Water Heater
2023 LIBERTY PARK AVE, MENLO PARK CA 94025-0000 Is this a residential or commercial project?: Residential System Type: Heat Pump… 300A service panel replacement Panel service TECHPRO BUILDERS INC
Contact details pending
2026-09-07 Addition
Source type: Residential Addition / Alteration to Existing Residence
2275 BUNKER HILL DR, SAN MATEO CA 94402 Application to mitigate code violation VIO2022-00064 and replace cancelled permi… —
2026-09-07 Landscaping & Exterior
Source type: Deck / Patio / Porch
998 LUCKY AVE, MENLO PARK CA 94025-0000 This permit includes changes to the landscaping drawing along with patio enhance… —
2026-09-07 Interior Renovation
Source type: Kitchen / Bath Remodel
2062 MILLS AVE, MENLO PARK CA 94025-0000 Interior remodel of the existing kitchen —
2026-09-04 Addition
Source type: Residential Addition / Alteration to Existing Residence
718 CALIFORNIA WAY, REDWOOD CITY CA 94062-0000 Voluntary Seismic improvement Per Eng Plan within the structure’s garage area PEACE OF MIND STRUCTURAL INC
Contact details pending
2026-09-04 Plumbing 314 11TH ST, MONTARA CA 94037-0000 Is this a residential or commercial project?: Residential Sewer line: CHECKED Ar… line work replacement DISCOUNT PLUMBING ROOTER SERVICES LLC
📞 (•••) •••-••••
2026-09-04 Roofing
Source type: Re-Roof
60 MARKHAM AVE, REDWOOD CITY CA 94063-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement MACHU PICCHU ROOFING INC
📞 (•••) •••-••••
2026-09-04 Roofing
Source type: Re-Roof
1597 ASCENSION DR, SAN MATEO CA 94402-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement SUNNYSIDE ROOFING INC
Contact details pending
2026-09-04 Plumbing 480 A ST, COLMA CA 94014-0000 Is this a residential or commercial project?: Residential Sewer line: CHECKED Ar… line work replacement ROOTER HERO PLUMBING JV
Contact details pending
2026-09-04 Interior Renovation
Source type: Residential Addition / Alteration to Existing Residence
733 TEMESCAL WAY, REDWOOD CITY CA 94062-0000 ** Schedule BLD2020-00272 for Inspection ** 1.REMOVE THE INTERIOR WALL BETWEEN T… BEAMABLE ENGINEERING INC
📞 (•••) •••-••••
2026-09-04 Addition
Source type: Residential Addition / Alteration to Existing Residence
746 6TH AVE, REDWOOD CITY CA 94063-0000 Voluntary Seismic upgrade In accordance to Plan Set A PEACE OF MIND STRUCTURAL INC
Contact details pending
2026-09-04 Fire Protection
Source type: Fire Systems
863 MITTEN RD, BURLINGAME CA 94010-0000 Fire alarm system for 863 Mitten Rd, Burlingame County of San Mateo BHRS - Offic… fire alarm —
2026-09-04 Addition
Source type: Residential Addition / Alteration to Existing Residence
823 7TH AVE, REDWOOD CITY CA 94063-0000 258sft of addition (220sft of rear addition and 38sft of garage conversion) to e… —
2026-09-04 Fire Protection
Source type: Fire Systems
863 MITTEN RD, BURLINGAME CA 94010-0000 Fire sprinkler system for 863 Mitten Rd, Burlingame County of San Mateo BHRS - O… sprinkler —
2026-09-04 Roofing
Source type: Re-Roof
578 EL GRANADA BLVD, EL GRANADA CA 94019-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… replacement —
2026-09-04 Interior Renovation
Source type: Kitchen / Bath Remodel
2062 MILLS AVE, MENLO PARK CA 94025 Interior remodel of the existing kitchen —
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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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