Fairfax 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.

877 indexed permits · Fairfax, California.

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Fairfax building permits — key stats
Active contractors 14
Newest permit 2026-11-01

PermitGrab tracks 877 building permits in Fairfax, CA as of 2026-11-01.

✓ 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 Fairfax permits by trade: solar · roofing · HVAC · electrical · fire protection · new construction.

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One email a week with the newest Fairfax 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.

877
Indexed Permits
2026-11-02
Last Updated
Source date: 2026-11-01

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

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Published permit & code records

Permit data through 2026-11-01

877 permits sorted by date

⇄ Swipe or scroll to see address & contractor

Date Type Value Address Details Contractor / Status Save
2026-09-26 HVAC
Source type: Commercial Mechanical
— 4000 WILLIAMSBURG CT New outdoor condensing unit, Indoor Air Handler will be installed with New auxil… AC New installation HVAC installation ×2 —
2026-09-25 HVAC
Source type: Residential Mechanical
— 10640 MAPLE ST To Install 1 Range Hood Vent Out 1 Dryer Vent New installation HVAC installation —
2026-09-25 Addition
Source type: Commercial Addition
— 3410 PICKETT RD JOB ORDER CONSTRUCTION PROJECT 155794. PROPERTY YARD WASH BAY CONSTRUCTION OF A … ×2 —
2026-09-25 Interior Renovation
Source type: Residential Alteration
— 10413 STRATFORD AVE REMODEL EXISTING MASTER BATHROOM, INCLUDING NEW TOILET, SHOWER (INCLUDING SHOWER… —
2026-09-25 General Construction
Source type: Residential Alteration
— 3498 BARRISTERS KEEPE CIR Residential interior alteration to renovate an existing kitchen. Scope includes … residential ×2 —
2026-09-25 Plumbing
Source type: Residential Plumbing
— 10640 MAPLE ST To Relocate 1 Laundry Box water line and drain 1 Laundry Sink water line and dra… line work New installation —
2026-09-25 Electrical
Source type: Residential Electrical
— 10640 MAPLE ST To Relocate Circuits and Outlets for Kitchen appliances Washer and Dryer To Inst… —
2026-09-25 Electrical $5,831 2402 SIR FRANCIS DRAKE BLVD, FAIRFAX, CA 94930 Install Low Voltage Bulk Co2 Montoring System. Plug And Play System, No Mechanic… low voltage New installation —
2026-09-25 General Construction
Source type: COMMERCIAL
$5,831 2402 SIR FRANCIS DRAKE BLVD Install Low Voltage Bulk Co2 Montoring System. Plug And Play System, No Mechanic… commercial —
2026-09-24 Demolition
Source type: Commercial Alteration/Interior Demo
— 10555 MAIN ST MODIFY EXISTING OFFICE AND ADJACENT CONFERENCE ROOM TO A MULTIPURPOSE ROOM BY RE… —
2026-09-24 HVAC
Source type: Residential Mechanical
— 4137 EVERGREEN DR full gas hvac replacement like for like like for like replacement HVAC changeout —
2026-09-24 Plumbing
Source type: Residential Plumbing
— 10832 WOODHAVEN DR INSTALL PLUMBING IN NEW SFD —
2026-09-24 General Construction
Source type: Residential Gas
— 4137 EVERGREEN DR Full gas system replacement like for like residential —
2026-09-24 General Construction
Source type: Residential Alteration
— 10319 FORD RD Renovate existing second-floor bathroom. Remove existing bathtub and sliding enc… residential ×2 —
2026-09-23 General Construction $21,350 374 OAK MANOR DR, FAIRFAX, CA 94930 — residential CAPSTONE ROOFING INC
2026-09-23 General Construction
Source type: Residential Alteration
— 4122 BERRITT ST Remove old wood paneling in basement rec room and replace with drywall. residential —
2026-09-23 New Construction
Source type: Commercial New
— 10350 EATON PL Approx 261 linear ft and approx 5.5 ft high stone retaining wall commercial ×2 —
2026-09-23 Electrical
Source type: Residential Electrical
— 10566 ASSEMBLY DR Install one GFCI outlet. —
2026-09-23 New Construction
Source type: Residential Gas
— 10926 BYRD DR Installing gas prefabricated fireplace residential —
2026-09-23 General Construction
Source type: Commercial Gas
— 3950 UNIVERSITY DR, 210 Commercial Gas commercial —
2026-09-23 Plumbing
Source type: Residential Plumbing
— 10926 BYRD DR Installing prefabricated ireplace —
2026-09-22 Demolition
Source type: Commercial Alteration/Interior Demo
— 11116 MAIN ST PROVIDE AN OPENING IN A CMU WALL TO EXPAND THE GROCERY STORE'S AREA —
2026-09-22 Electrical
Source type: Residential Electrical
— 3802 HAYNSWORTH PL Supply and install 15 amp 120 volt circuit and receptacle for fireplace 15A 120V New installation —
2026-09-22 Electrical
Source type: Residential Electrical
— 3831 FARR OAK CIR EVSE Installation in the garage EV charger New installation —
2026-09-22 Windows & Doors
Source type: Commercial Tenant Build-Out
— 4235 CHAIN BRIDGE RD Replacement of existing windows (frame and sash, within existing openings). Alte… —
2026-09-22 Plumbing
Source type: Amendments
— 10015 MAIN ST Change of water heater and AHU's changed to gas gas Water heater —
2026-09-22 HVAC
Source type: Commercial Mechanical
— 4000 WILLIAMSBURG CT Commercial Mechanical —
2026-09-22 Plumbing
Source type: Amendments
— 10817 WOODHAVEN DR ADD SEWER CONECTION INSIDE PROPERTY LINE, WATER SERVICE CONNECTION INSIDE PROPER… line work New installation —
2026-09-22 Demolition
Source type: Commercial Alteration/Interior Demo
— 4124 LEONARD DR Roof replacement replacement Re-roof —
2026-09-21 Plumbing
Source type: Residential Plumbing
— 10566 ASSEMBLY DR Installation of 1 Sump Pump w/backup. ×2 —
2026-09-21 General Construction
Source type: Residential Alteration
— 10835 WOODHAVEN DR Installation of 14 LNFT Supplemental S4 Beam, 4 IntelliJacks, and 40 LNFT Floor … residential ×2 —
2026-09-21 Electrical
Source type: Residential Electrical
— 10925 PARK RD Replacement of outdated main electrical panel 200 amp with new 200 amp sub panel… 200A replacement ×2 —
2026-09-21 General Construction
Source type: Residential Alteration
— 4229 BERRITT ST Fire inspection for a licensed home daycare facility. No structural modification… residential ×2 —
2026-09-19 Electrical
Source type: Residential Electrical
— 10219 CARDINAL RD Install EV charger. Install 20ft of 6/2 cable with metallic liquidtite from main… 60A EV charger New installation —
2026-09-19 Demolition
Source type: Commercial Alteration/Interior Demo
— 10875 MAIN ST 1. Reclassification & Change of Occupancy: a- Existing Occupancy: S-2 b- Propose… sprinkler —
2026-09-18 Demolition
Source type: Commercial Alteration/Interior Demo
— 10480 FAIRFAX BLVD Tank top upgrades, replacement containment sumps, risers, dispenser island produ… —
2026-09-18 Plumbing
Source type: Residential Plumbing
— 10832 WOODHAVEN DR #1 -INSTALL NEW SEWER LATERAL FROM NEW HOUSE FOUNDATION AND CONNECT TO EXISTING … residential line work New installation New construction —
2026-09-18 General Construction
Source type: Amendments
— 10832 WOODHAVEN DR Truss Submission —
2026-09-17 General Construction
Source type: Residential Alteration
— 4199 UNIVERSITY DR Fix the leak in basement in the front part of the house and black mold remediati… residential —
2026-09-17 General Construction
Source type: Amendments
— 4199 UNIVERSITY DR Amendments —
2026-09-17 General Construction
Source type: Residential Gas
— 3224 CAMBRIDGE CT REPLACE GAS WATER HEATER UNIT. residential —
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Permit Types in Fairfax

The official source did not publish a permit type for 227 records; the chart reflects only source-classified permits.

Construction Activity in Fairfax

New building permits in Fairfax, 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 Fairfax Building Permits

Fairfax, California processes building permits covering residential construction, commercial buildouts, renovations, and specialty trade work. PermitGrab tracks 877+ Fairfax building permits — newest permit date: 2026-11-01 from official city sources.

Each record can show the project address, scope, permit type, and value where the city publishes them. Some current permit records include source-published contractor names; coverage varies by filing. 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 Fairfax 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: Marin County Building Permits - Fairfax.

Who appears in Fairfax permit records?

PermitGrab indexes 877 building permits in Fairfax. New records appear as they are available from the source.

How fresh is Fairfax permit data?

The most recent permit indexed for Fairfax is dated 2026-11-01. Newest permit date: 2026-11-01. 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 Fairfax permit records?

Fairfax permit activity covers 877 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 Fairfax building permits

Search recent Fairfax, CA building permits by address, and permit type in the table above — pulled from the Fairfax 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 Fairfax Permit Pulse.

Nearby California Cities — explore building permits in other California cities

Monitor Fairfax 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 Fairfax Building Permits

How many building permits does PermitGrab track in Fairfax?

PermitGrab currently tracks 877 building permits in Fairfax, 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 Fairfax 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 Fairfax?

Contractors can research Fairfax 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 Fairfax — 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?

Fairfax 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 Fairfax provide project context for solar-market research. Filter by the current project signal and verify ownership separately.
Insurance agents
Fairfax 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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Comparing permit-data tools? See BuildZoom vs Shovels vs PermitGrab (2026) — how to compare market coverage, source freshness, and available record fields.

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