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1,626 indexed permits · Mercer Island, Washington.
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.
| Newest permit | 2026-09-18 |
|---|
PermitGrab tracks 1,626 building permits in Mercer Island, WA as of 2026-09-18.
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
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| Date | Type | Value | Address | Contractor / Status | Save |
|---|---|---|---|---|---|
| 2026-03-07 | Plumbing | — | 9026 SE 61ST ST | BEACON PLUMBING &MECHNCAL INC | |
| 2026-03-06 | HVAC/Mech | — | 4004 89TH AVE SE | INFRASOURCE SERVICES LLC | |
| 2026-03-06 | HVAC/Mech | — | 4649 86TH AVE SE | INFRASOURCE SERVICES LLC | |
| 2026-03-06 | Fire Protection | — | 3424 76TH PL SE | RED HAWK FIRE PROTECTION LLC | |
| 2026-03-06 | Plumbing | — | 4115 78TH AVE SE | RKK CONSTRUCTION INC | |
| 2026-03-06 | General Construction | — | 4115 78TH AVE SE | RKK CONSTRUCTION INC | |
| 2026-03-06 | Electrical | — | 3917 88TH AVE SE | POTELCO INC | |
| 2026-03-06 | Plumbing | — | 4115 78TH AVE SE | RKK CONSTRUCTION INC | |
| 2026-03-06 | HVAC/Mech | — | 6022 94TH AVE SE | CARLISLE CLASSIC HOMES, LLC | |
| 2026-03-06 | Fire Protection | — | 2707 78TH AVE SE | CASCADIA ELECTRICAL SOLUTIONS LLC | |
| 2026-03-06 | Electrical | — | 2419 72ND AVE SE | POTELCO INC | |
| 2026-03-06 | General Construction | — | 4140 W MERCER WAY | POTELCO INC | |
| 2026-03-06 | Fire Protection | — | 6024 SE 22ND ST | MAWER BROTHERS LLC | |
| 2026-03-06 | Electrical | — | 4115 78TH AVE SE | SMART HOMES ELECTRIC INC | |
| 2026-03-06 | Electrical | — | 4212 MERCERWOOD DR | ADT LLC | |
| 2026-03-06 | Electrical | — | 6016 77TH AVE SE | BT SOLUTIONS LLC | |
| 2026-03-06 | HVAC/Mech | — | 9429 SE 52ND ST | POTELCO INC | |
| 2026-03-06 | Electrical | — | 8460 SE 71ST ST | ADVANCED CONCEPTS LLC | |
| 2026-03-06 | Plumbing | — | 9120 SE 50TH ST | FISCHER HTG &A/C INC | |
| 2026-03-05 | HVAC/Mech | — | 8015 SE 28TH ST | PACIFIC AIR CONTROL INC | |
| 2026-03-05 | Electrical | — | 2937 76TH AVE SE | NORTH LAKE ELECTRIC LLC | |
| 2026-03-05 | Electrical | — | 7525 SE 24TH ST | COCHRAN INC. | |
| 2026-03-05 | Fire Protection | — | 6202 SE 22ND ST | NORTHWEST FIRE SYSTEMS LLC | |
| 2026-03-05 | Solar | — | 7416 78TH AVE SE | BOB'S HEATING & AIR CONDITIONING LLC | |
| 2026-03-05 | Electrical | — | 9 BROOK BAY RD | NW POWER &AIR | |
| 2026-03-05 | General Construction | — | 7705 78TH AVE SE | — | |
| 2026-03-05 | Plumbing | — | 5818 W MERCER WAY | ARTOUSH CONSTRUCTION AND REMODELING LLC | |
| 2026-03-05 | Solar | — | 7414 78TH AVE SE | BOB'S HEATING & AIR CONDITIONING LLC | |
| 2026-03-05 | Solar | — | 7418 78TH AVE SE | BOB'S HEATING & AIR CONDITIONING LLC | |
| 2026-03-05 | General Construction | — | 8805 SE 39TH ST | FILCO CO INC | |
| 2026-03-05 | Electrical | — | 5818 W MERCER WAY | ARTOUSH CONSTRUCTION AND REMODELING LLC | |
| 2026-03-04 | Electrical | — | 8430 SE 72ND PL | DICKSON ELECTRIC LLC | |
| 2026-03-04 | Electrical | — | 2280 78TH AVE SE | GENE JOHNSN PLB HTG CL ELC LLC | |
| 2026-03-04 | Electrical | — | 4719 86TH AVE SE | OBOT ELECTRIC LLC | |
| 2026-03-04 | Plumbing | — | 4680 91ST AVE SE | RUDY'S PLUMBING INC | |
| 2026-03-04 | HVAC/Mech | — | 6016 77TH AVE SE | BETTER AIR NW HEATING/CLNG LLC | |
| 2026-03-04 | Electrical | — | 1848 72ND AVE SE | NICK'S ELECTRIC SERVICE LLC | |
| 2026-03-04 | Electrical | — | 3700 E MERCER WAY | HOLLYWOOD LIGHTS INC | |
| 2026-03-04 | Demolition | — | 2061 82ND AVE SE | — | |
| 2026-03-04 | Fire Protection | — | 8441 SE 33RD PL | RAIN CITY FIRE PROTECTION LLC | |
| 2026-03-04 | Plumbing | — | 2500 81ST AVE SE | — | |
| 2026-03-04 | General Construction | — | 7785 SUNSET HWY | — | |
| 2026-03-03 | Electrical | — | 3660 E MERCER WAY | RESOLVE GENERAL CONSTRUCTION LLC | |
| 2026-03-03 | HVAC/Mech | — | 8424 W MERCER WAY | WASHINGTON ENERGY SVCS CO LLC | |
| 2026-03-02 | HVAC/Mech | — | 7415 91ST AVE SE | ADVANCED INSTALLATION INC | |
| 2026-03-02 | Electrical | — | 7443 W MERCER WAY | ENDEAVOUR ELECTRIC LLC | |
| 2026-03-02 | HVAC/Mech | — | 8412 85TH AVE SE | WASHINGTON ENERGY SVCS CO LLC | |
| 2026-03-02 | Electrical | — | 4456 FERNCROFT RD | MILNE ELECTRIC INC | |
| 2026-03-02 | HVAC/Mech | — | 8424 W MERCER WAY | WASHINGTON ENERGY SVCS CO LLC | |
| 2026-02-27 | Fire Protection | — | 8326 AVALON DR | COLUMBIA FIRE LLC |
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 2026-09-18. 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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