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.

PermitGrab Pro is a $149/mo subscription. 14-day Pro trial — choose your market first, then card required at checkout · cancel anytime before day 14.

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 2026-09-20

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
📊 View King County source-dated permit records →

🔔 Get King County Permit Alerts

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

📥 Export CSV 📊 Report

Published permit & code records

Permit data through 2026-09-20

4,201 permits sorted by date

⇄ Swipe or scroll to see address & contractor

Date Type Value Address Details Contractor / Status Save
2026-06-23 HVAC/Mech 11403 80TH PL S, SEATTLE WA 98178 11403 80TH PL S, SEATTLE, WA 98178
2026-06-23 HVAC/Mech 33112 SE 43RD ST, FALL CITY WA 98024 33112 SE 43RD ST, FALL CITY, WA 98024
2026-06-23 Roofing $350,100 32627 SE REDMOND FALL CITY RD, FALL CITY WA 98024 CHIEF KANIM MS - COMMERCIAL ROOF REPLACEMENT replacement
2026-06-23 General Construction 0, WA Swan Cabin
2026-06-23 HVAC/Mech 15952 186TH AVE NE, WOODINVILLE WA 98072 15952 186TH AVE NE, WOODINVILLE, WA 98072
2026-06-23 HVAC/Mech 13440 179TH AVE NE, REDMOND WA 98052 13440 179TH AVE NE, REDMOND, WA 98052
2026-06-23 HVAC/Mech 23020 NE ALDER CREST DR, REDMOND WA 98053 SPACEX SE02 FABRICATION SHOP RELOCATION
2026-06-23 HVAC/Mech 23020 NE ALDER CREST DR, REDMOND WA 98053 SPACEX SE02 VIBE LAB INTERIOR PARTITIONS
2026-06-23 General Construction 8101 382ND AVE SE, SNOQUALMIE WA 98065 MILHOLLAND-LAPPETITO ADDITION
2026-06-23 Solar SE 214TH ST, MAPLE VALLEY WA 98038 (ART) KC PARKS CRT @ 214TH SOLAR LIGHTING solar
2026-06-23 HVAC/Mech 23708 NE 63RD PL, REDMOND WA 98053 23708 NE 63RD PL, REDMOND, WA 98053
2026-06-23 HVAC/Mech 22900 SE 438TH ST, ENUMCLAW WA 98022 Penney Accessory Structure
2026-06-23 HVAC/Mech 22842 NE MARKETPLACE DR, REDMOND WA 98053 SPACEX SE06 SECOND FLOOR VRV AND SPLIT SYSTEMS
2026-06-23 HVAC/Mech 14424 152ND PL SE, RENTON WA 98059 14424 152ND PL SE, RENTON, WA 98059
2026-06-23 General Construction Moderate - Event 16+ BOBAHOLIC CAFE
2026-06-22 HVAC/Mech 29705 48TH AVE S, AUBURN WA 98001 29705 48TH AVE S, AUBURN, WA 98001
2026-06-22 HVAC/Mech 3200 S 356TH ST, AUBURN WA 98001 3200 S 356TH ST, AUBURN, WA 98001
2026-06-22 HVAC/Mech 8250 S 122ND ST, SEATTLE WA 98178 8250 S 122ND ST, SEATTLE, WA 98178
2026-06-22 HVAC/Mech 27021 SE 156TH ST, ISSAQUAH WA 98027 27021 SE 156TH ST, ISSAQUAH, WA 98027
2026-06-22 Electrical 64110 NE INDEX CREEK RD, BARING WA 98224 822523-709341- T-Mobile Anchor
2026-06-22 HVAC/Mech 8303 252ND AVE NE, REDMOND WA 98053 8303 252ND AVE NE, REDMOND, WA 98053
2026-06-22 General Construction Complex - Unlimited PIZZA RITUAL
2026-06-22 Solar $24,000 12301 164TH AVE SE, 98059 (ART) KC PARKS COALFIELD PARK SOLAR LIGHTING - FLOD25-0122 solar
2026-06-22 HVAC/Mech 10225 242ND AVE NE, REDMOND WA 98053 10225 242ND AVE NE, REDMOND, WA 98053
2026-06-22 Solar $24,000 SE 216TH WAY, MAPLE VALLEY WA 98038 (ART) KC PARKS CRT @ 216TH SOLAR LIGHTING solar
2026-06-22 HVAC/Mech 32219 NE 193RD ST, DUVALL WA 98019 32219 NE 193RD ST, DUVALL, WA 98019
2026-06-22 HVAC/Mech 13234 181ST AVE SE, RENTON WA 98059 13234 181ST AVE SE, RENTON, WA 98059
2026-06-22 HVAC/Mech 21230 SE FALCON WAY, KENT WA 98042 21230 SE FALCON WAY, KENT, WA 98042
2026-06-22 HVAC/Mech 20050 139TH WAY SE, KENT WA 98042 20050 139TH WAY SE, KENT, WA 98042
2026-06-22 Solar $114,000 11050 10TH AVE SW, 98146 (ART) KC PARKS DICK THURNAU PARK SOLAR LIGHTING - FLOD25-0121 solar
2026-06-21 HVAC/Mech 31313 NE 111TH ST, CARNATION WA 98014 31313 NE 111TH ST, CARNATION, WA 98014
2026-06-19 HVAC/Mech 4919 260TH AVE NE, REDMOND WA 98053 4919 260TH AVE NE, REDMOND, WA 98053
2026-06-19 HVAC/Mech 13825 SE 173RD PL, RENTON WA 98058 13825 SE 173RD PL, RENTON, WA 98058
2026-06-19 HVAC/Mech 28810 191ST PL SE, KENT WA 98042 28810 191ST PL SE, KENT, WA 98042
2026-06-19 HVAC/Mech 9727 216TH AVE NE, REDMOND WA 98053 9727 216TH AVE NE, REDMOND, WA 98053
2026-06-19 HVAC/Mech 17234 NE 126TH PL, REDMOND WA 98052 17234 NE 126TH PL, REDMOND, WA 98052
2026-06-18 HVAC/Mech 9668 242ND WAY NE, REDMOND WA 98053 9668 242ND WAY NE, REDMOND, WA 98053
2026-06-18 HVAC/Mech $367,595 0, WA Cervonayco Residence
2026-06-18 HVAC/Mech 13325 SE 312TH WAY, AUBURN WA 98092 33-26-31555 VZW East Auburn
2026-06-18 General Construction 10452 12TH AVE SW, SEATTLE WA 98146 LY RESIDENCE- INSPECTION ONLY residential
2026-06-18 HVAC/Mech 8232 233RD PL NE, REDMOND WA 98053 8232 233RD PL NE, REDMOND, WA 98053
2026-06-18 General Construction 20630 NE 150TH ST, WOODINVILLE WA 98077 ANTHONY INTERIOR REMODEL
2026-06-18 HVAC/Mech 23043 NE 61ST ST, REDMOND WA 98053 23043 NE 61ST ST, REDMOND, WA 98053
2026-06-18 HVAC/Mech 29504 47TH AVE S, AUBURN WA 98001 29504 47TH AVE S, AUBURN, WA 98001
2026-06-18 HVAC/Mech 10126 126TH AVE SE, RENTON WA 98056 10126 126TH AVE SE, RENTON, WA 98056
2026-06-18 Solar $24,000 S 344TH ST, WA 98001 (ART) KC PARKS LAKE GENEVA PARK SOLAR LIGHTING solar
2026-06-18 HVAC/Mech 21524 NE 92ND PL, REDMOND WA 98053 21524 NE 92ND PL, REDMOND, WA 98053
2026-06-18 Solar $81,000 36429 44TH AVE S, 98001 (ART) KC PARKS FIVE MILE PARK SOLAR LIGHTING solar
2026-06-18 General Construction $209,616 7217 308TH AVE SE, PRESTON WA 98050 McGee Garage
2026-06-18 HVAC/Mech 31703 NE 115TH PL, CARNATION WA 98014 31703 NE 115TH PL, CARNATION, WA 98014
Page 79 of 85 ← Prev 1 2 78 79 80 84 85 Next →
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.

See Pricing Set Up Free Alerts

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.
Free resources

More on King County & U.S. construction activity

Free permit tools
Permit lookup tools and a free city-by-city volume lookup — no signup required.
Permit activity badge
Show clients King County permit activity from public records — copy one line of HTML for your website.

More Washington permit data

Seattle permits Spokane permits Tacoma permits Bellevue permits Vancouver permits Everett permits Kirkland permits Bellingham permits Pierce County permits Port Orchard permits

Comparing permit-data tools? See BuildZoom vs Shovels vs PermitGrab (2026) — how to compare market coverage, source freshness, and available record fields.

Free, no signup: look up recent King County building permits & contractors →

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
Choose your market →
Then finish
setup