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1,626 indexed permits · Mercer Island, Washington.
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| Newest permit | 2026-09-17 |
|---|
PermitGrab tracks 1,626 building permits in Mercer Island, WA as of 2026-09-17.
Record recency is based on available filing or issue dates; it does not verify publication time or collection delay.
Newest permit date:
Filter Mercer Island permits by trade: solar · roofing · HVAC · electrical · fire protection · new construction.
One email a week with the newest Mercer Island 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.
1,626 permits sorted by date
⇄ Swipe or scroll to see address & contractor
| Date | Type | Value | Address | Contractor / Status | Save |
|---|---|---|---|---|---|
| 2025-12-11 | Structural | — | 8275 W MERCER WAY | Groundworks Washington LLC | |
| 2025-12-11 | General Construction | — | 3801 E MERCER WAY | — | |
| 2025-12-11 | General Construction | — | 9206 SE 33RD PL | — | |
| 2025-12-11 | General Construction | — | 7922 E MERCER WAY | MAWER BROTHERS LLC | |
| 2025-12-10 | General Construction | — | 3215 74TH PL SE | MODERN DESIGN CONSTRUCTION LLC | |
| 2025-12-09 | HVAC/Mech | — | 7414 78TH AVE SE | — | |
| 2025-12-08 | Roofing | — | 6805 SE 32ND ST | GALLAGHER CO., LLC | |
| 2025-12-08 | HVAC/Mech | — | 4170 BOULEVARD PL | METIS CONSTRUCTION | |
| 2025-12-05 | HVAC/Mech | — | 7420 78TH AVE SE | HIGHLANDS BUILDER GROUP | |
| 2025-12-05 | General Construction | — | 6855 W MERCER WAY | ×2 — | |
| 2025-12-04 | HVAC/Mech | — | 6905 96TH AVE SE | MVP CONSTRUCTION LLC | |
| 2025-12-04 | General Construction | — | 7775 SHORE LN | SAMGREEN ENGINEERING LLC | |
| 2025-12-03 | Fire Protection | — | 7929 E MERCER WAY | EVERGREEN FIRE PROTECTION INC | |
| 2025-12-03 | HVAC/Mech | — | 7418 78TH AVE SE | — | |
| 2025-12-03 | General Construction | — | 9166 PARKWOOD RIDGE RD | MERCER BUILDERS, LLC | |
| 2025-12-02 | General Construction | — | 8487 W MERCER WAY |
RiverLine Power
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| 2025-11-25 | HVAC/Mech | — | 3010 77TH AVE SE | SIGN ASSOCIATES, INC | |
| 2025-11-25 | HVAC/Mech | — | 3010 77TH AVE SE | — | |
| 2025-11-20 | Signage | — | 8435 SE 68TH ST | WESTERN NEON, INC. | |
| 2025-11-17 | HVAC/Mech | — | 4310 ISLAND CREST WAY | NORTH SKY COMMUNICATIONS LLC | |
| 2025-11-13 | General Construction | — | 5419 96TH AVE SE | SCHILPEROORT & BROOKS INC dba SBI… | |
| 2025-11-12 | General Construction | — | 3503 88TH AVE SE | A&M MAINTENANCE LLC | |
| 2025-11-10 | General Construction | — | 5236 W MERCER WAY | — | |
| 2025-11-06 | HVAC/Mech | — | VARIOUS | — | |
| 2025-11-04 | HVAC/Mech | — | 3818 83RD AVE SE | CASCADIA DESIGN-BUILD NW LLC | |
| 2025-11-04 | HVAC/Mech | — | 5803 80TH AVE SE | NORTH SKY COMMUNICATIONS LLC | |
| 2025-10-30 | Demolition | — | 2740 61ST AVE SE | — | |
| 2025-10-30 | HVAC/Mech | — | 7619 SE 22ND ST | — | |
| 2025-10-29 | Electrical | — | 7633 SE 27TH ST | Wholesale Lighting and Signs LLC | |
| 2025-10-28 | General Construction | — | 8621 SE 63RD ST | CASCADIA DESIGN-BUILD NW LLC | |
| 2025-10-27 | General Construction | — | 4210 85TH AVE SE | JUSTIN DAVIS | |
| 2025-10-24 | Signage | — | 7633 SE 27TH ST | Wholesale Lighting and Signs LLC | |
| 2025-10-20 | General Construction | — | 8661 SE 60TH ST | — | |
| 2025-10-20 | General Construction | — | 2800 60TH AVE SE | TOTAL QUALITY EXPRESS LLS LLC | |
| 2025-10-15 | Roofing | — | 8410 BENOTHO PL | — | |
| 2025-10-15 | General Construction | — | 4215 HOLLY LN | F&M CONSTRUCTION AND REMODELING LLC | |
| 2025-10-09 | General Construction | — | 4649 FOREST AVE SE | ×2 — | |
| 2025-10-09 | HVAC/Mech | — | 3660 E MERCER WAY | RESOLVE GENERAL CONSTRUCTION, LLC | |
| 2025-10-09 | Windows/Doors | — | 7906 E MERCER WAY | — | |
| 2025-10-08 | General Construction | — | 2690 76TH AVE SE | — | |
| 2025-10-08 | General Construction | — | 4170 BOULEVARD PL | METIS CONSTRUCTION | |
| 2025-10-07 | HVAC/Mech | — | 6511 82ND AVE SE | CARLISLE CLASSIC HOMES, LLC | |
| 2025-10-07 | HVAC/Mech | — | 4713 FOREST AVE SE | ×2 — | |
| 2025-10-07 | General Construction | — | 3660 E MERCER WAY | RESOLVE GENERAL CONSTRUCTION, LLC | |
| 2025-09-30 | Plumbing | — | 5320 BUTTERWORTH RD | MacPherson Const & Design | |
| 2025-09-25 | HVAC/Mech | — | 7650 SE 27TH ST | ALLRED HEATING COOLING ELECTRIC |
New building permits in Mercer Island, 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.
Mercer Island, Washington processes building permits covering residential construction, commercial buildouts, renovations, and specialty trade work. PermitGrab tracks 1626+ Mercer Island building permits — newest permit date: 2026-09-18 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.
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: Mercer Island WA building permits (MyBuildingPermit.com regional portal).
PermitGrab indexes 1,626 building permits in Mercer Island. New records appear as they are available from the source.
The most recent permit indexed for Mercer Island is dated 2026-09-17. Newest permit date: 2026-09-18. 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.
Mercer Island permit activity covers 1,626 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.
Search recent Mercer Island, WA building permits by address, and permit type in the table above — pulled from the Mercer Island 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 Mercer Island Permit Pulse.
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.
PermitGrab currently tracks 1626 building permits in Mercer Island, 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.
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.
Contractors can research Mercer Island 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.
The 14-day trial includes full Pro access to Mercer Island — 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.
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