King County Building Permits & Project Research

6,907 indexed permits · 1,724 contractor names in the last 90 days · 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
Active contractors 1,724
Newest permit 2026-11-05

PermitGrab tracks 6,907 building permits in King County, WA as of 2026-11-05, including 1,724 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:

PermitGrab Pro is a $149/mo subscription for current municipal permit, property, and code-violation records. In this market, that includes contractor records from the official municipal feed. 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 — 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.

6,907
Indexed Permits
1,724
Contractor names (90 days)
2026-11-05
Last Updated
Source date: 2026-11-05
📊 View King County source-dated permit records →

🔔 Get King County Permit Alerts

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

📥 Export CSV 📊 Report

Published permit & code records

Permit data through 2026-11-05
🔎 See for yourself — free: click any Reveal button to unmask up to 10 real contractor phone numbers. No account needed.

6,907 permits sorted by date

Project value is blank on every record displayed here, so the Value column is omitted.

⇄ Swipe or scroll to see address & contractor

Date Type Address Details Contractor / Status Save
2026-08-22 General Construction
Source type: Complex - Event 10
— Complex - Event 10 Christian Mission Center
2026-08-22 General Construction
Source type: Complex - Event 09
— Complex - Event 09 Papa Chi's Grill LLC
2026-08-22 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
3309 A 25TH AVE S SEATTLE WA 98144
Owner: Gar··· 🔒
Plumbing Residential Single Family KED DEVELOPMENT LLC
2026-08-22 General Construction
Source type: Complex - Event 16+
— Complex - Event 16+ 2 Guys Grill on Wheels
2026-08-22 General Construction
Source type: Moderate - Event 16+
— Moderate - Event 16+ KOHITECTURE LLC
2026-08-22 General Construction
Source type: Moderate - Event 16+
— Moderate - Event 16+ Sammahasetthi LLC
2026-08-22 General Construction
Source type: Moderate - Event 09
— Moderate - Event 09 DESIREE SAMANIEGO
2026-08-22 General Construction
Source type: Complex - Event 16+
— Complex - Event 16+ Big Dawgs Hot Dogs
2026-08-22 General Construction
Source type: Complex - Event 16+
— Complex - Event 16+ Esperanza Canjura De Lopez
2026-08-22 General Construction
Source type: Moderate Food Handling - Single Event Permit
— Moderate - Single Griffin, Albert
2026-08-22 General Construction
Source type: Complex Food Handling - Single Event Permit
— Complex - Single FLAVORFISH
2026-08-22 General Construction
Source type: Moderate Food Handling - Single Event Permit
— Moderate - Single GAERLAN, BRUNO
2026-08-22 General Construction
Source type: Moderate - Event 09
— Moderate - Event 09 SANDY PHAN
2026-08-22 General Construction
Source type: Complex - Event 03
— Complex - Event 03 Hodge, Tevon
2026-08-22 General Construction
Source type: 22b. Natural Gas (by Contractor) – Residential - without Plan Review*
13722 39TH AVE NE Seattle WA 98125
Owner: Bil··· 🔒
Natural Gas Residential residential Hearthside and Home LLC
2026-08-22 General Construction
Source type: Complex - Event 03
— Complex - Event 03 SIMPLY SOULFUL CAFE & ESPRESSO
2026-08-22 General Construction
Source type: Complex - Event 03
— Complex - Event 03 Dipps Smokehouse
2026-08-22 General Construction
Source type: Complex - Event 15
305 Harrison St Seattle 98109 Complex - Event 15 L. BEE'S FILIPINO DELI
2026-08-22 General Construction
Source type: Complex - Event 03
— Complex - Event 03 Sap Sap Express Deli
2026-08-22 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
9541 14TH AVE NW Seattle WA 98117
Owner: Ste··· 🔒
Plumbing Residential Single Family R&D PLUMBING LLC
2026-08-22 General Construction
Source type: Complex - Event 03
— Complex - Event 03 The Salted Pantry
2026-08-22 General Construction
Source type: Complex - Event 09
— Complex - Event 09 OMG Gyros
2026-08-22 General Construction
Source type: Complex Food Handling - Single Event Permit
— Complex - Single paul muongvang
2026-08-22 General Construction
Source type: Moderate Food Handling - Single Event Permit
— Moderate - Single Keo, Alexis
2026-08-22 General Construction
Source type: Moderate Food Handling - Single Event Permit
— Moderate - Single All Nations Church Seattle
2026-08-22 General Construction
Source type: Complex Food Handling - Single Event Permit
— Complex - Single Julianna Thavone
2026-08-22 General Construction
Source type: Moderate Food Handling - Single Event Permit
— Moderate - Single Fetch The Fizz
2026-08-22 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
3309 B 25TH AVE S SEATTLE WA 98144
Owner: Gar··· 🔒
Plumbing Residential Single Family KED DEVELOPMENT LLC
2026-08-22 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
3307 A 25TH AVE S SEATTLE WA 98144
Owner: Gar··· 🔒
Plumbing Residential Single Family KED DEVELOPMENT LLC
2026-08-21 HVAC
Source type: Building/Mechanical/Residential/NA
29607 SE 286TH ST 1 AIR HANDLER; 1 HEAT PUMP heat pump Karen Matheney
📞 (•••) •••-••••
2026-08-21 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
35A W Dravus St Seattle WA 98119
Owner: Jak··· 🔒
Plumbing Residential Single Family WEST COAST PLUMBING INC
2026-08-21 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
33 A W DRAVUS ST SEATTLE WA 98119
Owner: Jak··· 🔒
Plumbing Residential Single Family WEST COAST PLUMBING INC
2026-08-21 HVAC
Source type: Building/Mechanical/Residential/NA
14527 186TH PL NE 1 FURNACE furnace Lucinda Honeycutt
📞 (•••) •••-••••
2026-08-21 HVAC
Source type: Building/Mechanical/Residential/NA
20701 SE 291ST PL 1 FURNACE furnace Pavlo Bohoutdinov
📞 (•••) •••-••••
2026-08-21 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
27 B W DRAVUS ST SEATTLE WA 98119
Owner: Jak··· 🔒
Plumbing Residential Single Family WEST COAST PLUMBING INC
2026-08-21 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
33C W DRAVUS ST SEATTLE WA 98119
Owner: Jak··· 🔒
Plumbing Residential Single Family WEST COAST PLUMBING INC
2026-08-21 HVAC
Source type: Building/Mechanical/Residential/NA
11056 11TH AVE SW 1 DUCTLESS HEAT PUMP heat pump Greenwood Heating and AC
📞 (•••) •••-••••
2026-08-21 General Construction
Source type: Complex - Event 16+
— Complex - Event 16+ Cevicheria Nayarit
📞 (•••) •••-••••
2026-08-21 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
33 B W DRAVUS ST SEATTLE WA 98119
Owner: Jak··· 🔒
Plumbing Residential Single Family WEST COAST PLUMBING INC
2026-08-21 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
35 B W DRAVUS ST SEATTLE WA 98119
Owner: Jak··· 🔒
Plumbing Residential Single Family WEST COAST PLUMBING INC
2026-08-21 New Construction
Source type: OSS Installation Permit - New or Replacement Pressurized System for Single Family
32716 SE ISSAQUAH FALL CITY RD FALL CITY WA 98024
Owner: Pet··· 🔒
Pressurized System (New)-Single Family residential Above All Construction
2026-08-21 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
5037 C FAUNTLEROY WAY SW Seattle WA 98136
Owner: INT··· 🔒
Plumbing Residential Single Family Monarch Plumbing
2026-08-21 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
5035 A FAUNTLEROY WAY SW Seattle WA 98136
Owner: INT··· 🔒
Plumbing Residential Single Family Monarch Plumbing
2026-08-21 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
5045 D FAUNTLEROY WAY SW Seattle WA 98136
Owner: INT··· 🔒
Plumbing Residential Single Family Monarch Plumbing
2026-08-21 Plumbing
Source type: 02b. Plumbing (by Contractor) - Single Family & Townhouse - without Plan Review*
5031 FAUNTLEROY WAY SW Seattle WA 98136
Owner: INT··· 🔒
Plumbing Residential Single Family Monarch Plumbing
2026-08-21 Fire Protection
Source type: Fire/Fire Permit Systems/Miscellaneous/NA
4213 228TH AVE NE School replacement of elementary school. All electric school. Lydia Ennis
2026-08-21 Fire Protection
Source type: Fire/Fire Permit Systems/Sprinkler/Residential
15120 WESTSIDE HWY SW Proving new sprinkler system in new residence; includes 14 new sprinkler heads residential sprinkler New construction NWFS Permits
2026-08-21 General Construction
Source type: 32b. Propane/LPG (by Contractor) - Residential - without Plan Review*
21437 SE 232ND ST WA 98038
Owner: Rob··· 🔒
Propane/LPG Residential residential Sun Brothers LLC
2026-08-21 Plumbing
Source type: 41. Backflow Assembly Permit - By Contractor
3709 WOODLAWN AVE N Seattle WA 98103
Owner: BUI··· 🔒
Backflow Assembly NORTHWEST PLUMBING CONTRS INC
2026-08-21 Fire Protection
Source type: Fire/Fire Permit Systems/Sprinkler/Commercial
400 S 96TH ST Cut and Cap (2) Mains between Gridline 7 and 8. Install sprinklers under new ove… sprinkler Kyle Moore
Page 95 of 139 ← Prev 1 2 … 94 95 96 138 139 Next →
Permit Types in King County
Construction Activity in King County

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

King County, Washington processes building permits covering residential construction, commercial buildouts, renovations, and specialty trade work. PermitGrab tracks 6,907+ King County building permits — newest permit date: 2026-11-05 from this listing's source.

Building permits in King 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 King County Permit Data

HVAC contractors, electricians, plumbers, and roofers can use King 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: 3 public source feeds.

Who appears in King County permit records?

PermitGrab indexes 6,907 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 2026-11-05. Newest permit date: 2026-11-05. 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 6,907 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 King County research

Start with the published project record.

🕵️

The project-team lookup

Search a business name to review its recorded permit activity in King 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.

Research King County project activity — Pro $149/mo

How to look up King County building permits

Search recent King County, WA building permits by address, contractor, 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 and the most active contractors, see the King County Permit Pulse.

Nearby Washington Cities — explore building permits in other Washington cities

Research King 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.

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 6,907 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 find leads in King 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 King 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?

King County permit data, by use case

Same data, different angle. Pick the playbook that matches what you sell.

Contractors & subs
Recent King 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 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, with contractor details where the record publishes them.
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 Kitsap County permits

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

Choose your market →
Then finish
setup