King 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.

4,201 indexed permits · King County, Washington.

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King County building permits — key stats
Newest permit 2026-09-20

PermitGrab tracks 4,201 building permits in King County, WA as of 2026-09-20.

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 King County permits by trade: solar · roofing · HVAC · electrical · fire protection · new construction.

Free weekly permit summary for King County

One email a week with the newest King 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.

4,201
Indexed Permits
Contractor count unavailable
Property Owners · count unavailable
2026-09-21
Last Updated
Source date: 2026-09-20
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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 2026-09-20
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4,201 permits sorted by date

⇄ Swipe or scroll to see address & contractor

Date Type Value Address Details Contractor / Status Save
2026-09-13 General Construction Complex - Event 16+ ×2 CUTE DUMPLINGS
2026-09-13 General Construction Complex - Event 16+ Vazquez Mora, Faviola
2026-09-13 General Construction Moderate - Event 02 Donut King
2026-09-13 General Construction Moderate - Event 16+ BOBAHOLIC CAFE
2026-09-13 General Construction Complex - Event 12 SLAVIC BITES
2026-09-13 General Construction Moderate - Event 16+ ×2 KOHITECTURE LLC
2026-09-13 General Construction Complex - Event 08 Vega cuisine llc
2026-09-13 Plumbing 14020 12TH AVE NE Seattle WA 98125
Owner: Mul··· 🔒
Plumbing Residential Multi-Family HP PLUMBING & HEATING INC
2026-09-13 General Construction Complex - Event 16+ ×2 NF LLC ( DBA Nana's Food Bites , Bubbly Bites & Sips )
2026-09-13 Plumbing 10431 320TH AVE NE WA 98014
Owner: Mar··· 🔒
Plumbing Residential Single Family SJ TEDDY PLUMBING CNTRTRS LLC
2026-09-12 General Construction Complex - Event 16+ ×2 Cevicheria Nayarit
📞 (•••) •••-••••
2026-09-12 General Construction 27649 192ND PL SE, KENT WA 98042 GRIFFIN - STRUCTURE ADDITION - Griffin Addition/Remodel
2026-09-12 Electrical 16217 NE 145TH ST, WOODINVILLE WA 98072 AT&T - CELL TOWER MODIFICATION - AT&T SB76 Hollywood Hills - LTE 1C RRH Swap replacement
2026-09-12 General Construction Complex - Event 16+ Aramark
2026-09-12 General Construction 21920 NE 141ST ST, WOODINVILLE WA 98077 CHAMBERS - DETACHED ACCESSORY STRUCTURE - Chambers Detached Shed residential
2026-09-12 General Construction 5616 298TH AVE NE, CARNATION WA 98014 SHAW - FOUNDATION REPAIR - Shaw voluntary Seismic Retrofit
2026-09-12 General Construction Complex - Single Indigenous Eats
2026-09-12 General Construction Complex - Single hk&th llc
2026-09-12 General Construction Complex - Event 12 chareunsap, Michael
2026-09-12 General Construction Complex - Event 13 Dippys Ice Cream LLC
2026-09-12 General Construction Complex - Event 11 Christian Mission Center
2026-09-12 General Construction 19960 NE 155TH ST, WOODINVILLE WA 98077 MILLER LIVING TRUST - STUCTURE ADDITION
2026-09-12 HVAC/Mech 16700 174TH AVE SE, RENTON WA 98058 NEW LIFE CHURCH - COMMERCIAL MECHANICAL - New Life Church - Renton, Pump Room New installation HVAC installation
2026-09-12 General Construction 7930 327TH AVE NE, CARNATION WA 98014 SUDAN - NEW SINGLE FAMILY RESIDENCE - Scraggly Cherry Farmstead residential New construction
2026-09-12 General Construction Complex - Single RAIN CITY MARKET
2026-09-12 General Construction Complex - Event 05 SEASHUCKED LLC
2026-09-12 General Construction Complex - Event 16+ REEM'S KITCHEN
2026-09-12 General Construction Complex - Event 06 Super Donkey Tacos
2026-09-12 General Construction Moderate - Event 14 Cha Boran LLC
2026-09-12 General Construction Moderate - Event 02 Thomasson Family Farm, LLC
2026-09-12 General Construction 2805 E MADISON ST SEATTLE WA 98112 General Food Plan Review Keith Smith
2026-09-12 General Construction 600 116th AVE NE Bellevue WA 98004 General Food Plan Review Richartz Studios
2026-09-12 General Construction 211 NE 45TH ST Seattle WA 98105 General Food Plan Review Jared Baehmer
2026-09-12 General Construction 3400 E SPRING ST Seattle WA 98122 General Food Plan Review Mallet Design Build
2026-09-12 General Construction Moderate - Event 16+ MOKLAVA LLC
2026-09-12 Plumbing 3008 NW 57TH ST Seattle WA 98107
Owner: Tim··· 🔒
Plumbing Residential Single Family Homewise Services
2026-09-12 General Construction Moderate - Event 03 YASMINE AHMACH
2026-09-12 General Construction 15423 154TH AVE NE WA 98072
Owner: Mel··· 🔒
Natural Gas Residential residential Washington Generators LLC
2026-09-12 General Construction Complex - Single Dielman, Olga
2026-09-12 General Construction 5621 5TH AVE NE Seattle WA 98105
Owner: jas··· 🔒
Natural Gas Residential residential Washington Generators LLC
2026-09-12 General Construction 32931 174TH PL SE WA 98092
Owner: jen··· 🔒
Natural Gas Residential residential Washington Generators LLC
2026-09-12 General Construction Complex - Event 08 Yes - Currently have U.S. work authorization, but require a work authorization transfer to begin wor
2026-09-12 General Construction Complex - Single King County Fire District 2
2026-09-12 General Construction Moderate - Single Midnight Thai Food LLC
2026-09-12 General Construction Moderate - Event 03 Classic Mini Donuts
2026-09-12 General Construction Complex - Event 16+ Esperanza Canjura De Lopez
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Permit Types in King County
Construction Activity in King County

New building permits in King County, Washington 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 King County Building Permits

King County, Washington processes building permits covering residential construction, commercial buildouts, renovations, and specialty trade work. PermitGrab tracks 4201+ King County building permits — newest permit date: 2026-09-20 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 King 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: 3 public source feeds.

Who appears in King County permit records?

PermitGrab indexes 4,201 building permits in King County. New records appear as they are available from the source.

How fresh is King County permit data?

The most recent permit indexed for King County is dated 2026-09-20. Newest permit date: 2026-09-20. 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 King County permit records?

King County permit activity covers 4,201 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 King County building permits

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

Nearby Washington Cities — explore building permits in other Washington cities

Monitor King 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 King County Building Permits

How many building permits does PermitGrab track in King County?

PermitGrab currently tracks 4201 building permits in King County, Washington. 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 King 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 King County?

Contractors can research King 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 King 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?

King 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 King County provide project context for solar-market research. Filter by the current project signal and verify ownership separately.
Insurance agents
King 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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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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King County permits by trade

King County addition permits King County concrete & masonry permits King County demolition permits King County electrical permits King County fire protection permits King County general construction permits King County hvac permits King County interior renovation permits King County landscaping permits King County new construction permits King County plumbing permits King County roofing permits King County structural permits King County windows & doors permits
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