King County Building Permits & Property Data

Heads up: The current King County records do not yet meet PermitGrab's source-published contractor coverage threshold. This page focuses on permit records and property data; market-level contractor data coverage isn't available for this city.

4,201 indexed permits · King County, Washington.

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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.

King County building permits — key stats
Newest permit 2026-09-18

PermitGrab tracks 4,201 building permits in King County, WA as of 2026-09-18.

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. The current records do not meet the source-published contractor-coverage threshold. 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
Updated recently · 2026-09-18
📊 View King County source-dated permit records →

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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 2026-09-18

4,201 permits sorted by date

⇄ Swipe or scroll to see address & contractor

Date Type Value Address Details Contractor / Status Save
2026-06-15 Electrical 11840 RENTON AVE S, SEATTLE WA 98178 AT&T SKYWAY
2026-06-15 HVAC/Mech 24631 250TH AVE SE, MAPLE VALLEY WA 98038 24631 250TH AVE SE, MAPLE VALLEY, WA 98038
2026-06-15 HVAC/Mech 18211 190TH PL NE, WOODINVILLE WA 98077 18211 190TH PL NE, WOODINVILLE, WA 98077
2026-06-15 HVAC/Mech 16536 162ND PL SE, RENTON WA 98058 16536 162ND PL SE, RENTON, WA 98058
2026-06-15 HVAC/Mech 9917 SW 206TH CT, VASHON WA 98070 9917 SW 206TH CT, VASHON, WA 98070
2026-06-15 HVAC/Mech 12507 SE 99TH ST, RENTON WA 98056 12507 SE 99TH ST, RENTON, WA 98056
2026-06-15 HVAC/Mech 19008 NE 151ST ST, WOODINVILLE WA 98072 19008 NE 151ST ST, WOODINVILLE, WA 98072
2026-06-15 General Construction 1715 298TH CRES SE, FALL CITY WA 98024 Everguest
2026-06-15 Roofing 18617 SE 164TH ST, RENTON WA 98058 JUSTICE - PARTIAL DEMO PATIO ROOFING
2026-06-15 HVAC/Mech 29850 SE 15TH PL, FALL CITY WA 98024 29850 SE 15TH PL, FALL CITY, WA 98024
2026-06-15 Demolition 10125 15TH AVE S, SEATTLE WA 98168 REDIKER - GARAGE DEMOLITION
2026-06-15 Electrical 23921 SE 244TH ST, MAPLE VALLEY WA 98038 T-MOBILE WILDERNESS VILLAGE
2026-06-15 Electrical 11120 AVONDALE RD NE, REDMOND WA 98052 T-MOBILE AVONDALE
2026-06-15 HVAC/Mech 25933 SE TIGER MOUNTAIN RD, ISSAQUAH WA 98027 25933 SE TIGER MOUNTAIN RD, ISSAQUAH, WA 98027
2026-06-15 HVAC/Mech 15319 181ST AVE NE, WOODINVILLE WA 98072 15319 181ST AVE NE, WOODINVILLE, WA 98072
2026-06-15 HVAC/Mech 18315 240TH AVE NE, WOODINVILLE WA 98077 18315 240TH AVE NE, WOODINVILLE, WA 98077
2026-06-13 HVAC/Mech 27904 NE 21ST ST, CARNATION WA 98014 27904 NE 21ST ST, CARNATION, WA 98014
2026-06-13 HVAC/Mech 14914 SE 138TH PL, RENTON WA 98059 14914 SE 138TH PL, RENTON, WA 98059
2026-06-12 Demolition 18668 NE WOODINVILLE DUVALL RD, WOODINVILLE WA 98077 BEKINS RESIDENCE - DEMOLITION
2026-06-12 HVAC/Mech 2515 263RD CT NE, REDMOND WA 98053 2515 263RD CT NE, REDMOND, WA 98053
2026-06-12 HVAC/Mech 9941 223RD AVE NE, REDMOND WA 98053 9941 223RD AVE NE, REDMOND, WA 98053
2026-06-12 HVAC/Mech 22472 NE 102ND PL, REDMOND WA 98053 22472 NE 102ND PL, REDMOND, WA 98053
2026-06-12 HVAC/Mech 18826 NE 146TH WAY, WOODINVILLE WA 98072 18826 NE 146TH WAY, WOODINVILLE, WA 98072
2026-06-12 HVAC/Mech 0, WA MOORE SINGLE FAMILY RESIDENCE AND DETACHED SHOP
2026-06-12 HVAC/Mech 13900 SE FAIRWOOD BLVD, RENTON WA 98058 13900 SE FAIRWOOD BLVD, RENTON, WA 98058
2026-06-12 HVAC/Mech 9921 11TH AVE SW, SEATTLE WA 98106 9921 11TH AVE SW, SEATTLE, WA 98106 ×2
2026-06-12 General Construction 14025 194TH AVE NE, WOODINVILLE WA 98077 Rajagopalan Addition
2026-06-12 HVAC/Mech 41229 209TH AVE SE, ENUMCLAW WA 98022 41229 209TH AVE SE, ENUMCLAW, WA 98022
2026-06-12 HVAC/Mech 3812 S 344TH ST, AUBURN WA 98001 3812 S 344TH ST, AUBURN, WA 98001
2026-06-12 General Construction 16029 441ST PL SE, NORTH BEND WA 98045 (PRO)(PRTZ) TARP TREE DAMAGE REPAIR
2026-06-12 General Construction 12827 456TH DR SE, NORTH BEND WA 98045 STEINBERG TREE DAMAGE REPAIR
2026-06-11 HVAC/Mech 14312 141ST CT SE, RENTON WA 98059 14312 141ST CT SE, RENTON, WA 98059
2026-06-11 HVAC/Mech 17065 142ND PL NE, WOODINVILLE WA 98072 17065 142ND PL NE, WOODINVILLE, WA 98072
2026-06-11 HVAC/Mech 9604 11TH AVE SW, SEATTLE WA 98106 9604 11TH AVE SW, SEATTLE, WA 98106
2026-06-11 HVAC/Mech 16532 SE 149TH ST, RENTON WA 98059 16532 SE 149TH ST, RENTON, WA 98059
2026-06-11 General Construction 28454 168TH AVE SE, KENT WA 98042 PLEASANT VALLEY MH PARK #65
2026-06-11 HVAC/Mech 18256 SE 135TH ST, RENTON WA 98059 18256 SE 135TH ST, RENTON, WA 98059
2026-06-11 HVAC/Mech 15617 SE 173RD ST, RENTON WA 98058 15617 SE 173RD ST, RENTON, WA 98058
2026-06-11 HVAC/Mech 28526 NE 147TH PL, DUVALL WA 98019 28526 NE 147TH PL, DUVALL, WA 98019
2026-06-11 HVAC/Mech 14151 174TH PL NE, REDMOND WA 98052 14151 174TH PL NE, REDMOND, WA 98052
2026-06-11 HVAC/Mech 20005 SE 332ND PL, AUBURN WA 98092 20005 SE 332ND PL, AUBURN, WA 98092
2026-06-11 HVAC/Mech 17110 146TH AVE SE, RENTON WA 98058 17110 146TH AVE SE, RENTON, WA 98058
2026-06-10 HVAC/Mech 8026 S LAKERIDGE DR, SEATTLE WA 98178 8026 S LAKERIDGE DR, SEATTLE, WA 98178
2026-06-10 General Construction 0, WA Saad & Anam Residence residential
2026-06-10 General Construction $754,735 19066 NE 162ND PL, WOODINVILLE WA 98072 SNOW SINGLE FAMILY RESIDENCE residential
2026-06-10 HVAC/Mech 15310 163RD CT SE, RENTON WA 98058 15310 163RD CT SE, RENTON, WA 98058
2026-06-10 HVAC/Mech 6810 240TH WAY NE, REDMOND WA 98053 6810 240TH WAY NE, REDMOND, WA 98053
2026-06-10 HVAC/Mech 19418 170TH AVE NE, WOODINVILLE WA 98072 19418 170TH AVE NE, WOODINVILLE, WA 98072
2026-06-10 HVAC/Mech 14111 176TH AVE NE, REDMOND WA 98052 14111 176TH AVE NE, REDMOND, WA 98052
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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 lead coverage is not currently available for this city.

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 2026-09-18. 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. Source-published contractor coverage is not currently available for this city. 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. Source-published contractor coverage is not currently available for this city. 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. Source-published contractor coverage is not currently available for this city. 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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More Washington permit data

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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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