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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 |
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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
⇄ Swipe or scroll to see address & contractor
| Date | Type | Value | Address | Contractor / Status | Save |
|---|---|---|---|---|---|
| 2026-04-06 | General Construction | — | 4440 92ND AVE SE | — | |
| 2026-04-06 | General Construction | — | 9055 SE 79TH ST | — | |
| 2026-04-06 | Fire Protection | — | 3236 78TH AVE SE | — | |
| 2026-04-03 | Electrical | — | 8231 SE 67TH ST | DICKSON ELECTRIC LLC | |
| 2026-04-03 | Electrical | — | 2419 72ND AVE SE | NEW GENERATION ELECTRIC LLC | |
| 2026-04-03 | Electrical | — | 5916 SE 20TH ST |
MADRONA DIGITAL
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| 2026-04-03 | Plumbing | — | 8236 SE 36TH ST | ROTO ROOTER SERVICES CO | |
| 2026-04-03 | HVAC/Mech | — | 7807 89TH PL SE | GREEN CITY HTG &A/C INC | |
| 2026-04-03 | Electrical | — | 3029 70TH AVE SE | SMART ELECTRIC LLC | |
| 2026-04-03 | Electrical | — | 8731 ISLAND HEIGHTS LN | MAPLE VALLEY ELECTRIC INC | |
| 2026-04-03 | Electrical | — | 4550 E MERCER WAY | QUEEN ANNE ELECTRIC LLC | |
| 2026-04-02 | General Construction | — | 6805 SE 32ND ST | GALLAGHER CO., LLC | |
| 2026-04-02 | Plumbing | — | 6805 SE 32ND ST | GALLAGHER CO., LLC | |
| 2026-04-02 | Plumbing | — | 8416 SE 45TH ST | LNL BUILDS LLC | |
| 2026-04-02 | Electrical | — | 7401 SE 32ND ST | — | |
| 2026-04-02 | Plumbing | — | 8416 SE 45TH ST | LNL BUILDS LLC | |
| 2026-04-02 | General Construction | — | 8416 SE 45TH ST | LNL BUILDS LLC | |
| 2026-04-01 | Electrical | — | 3801 E MERCER WAY | JH KELLY LLC | |
| 2026-04-01 | Fire Protection | — | 7922 E MERCER WAY | DISTINCTIVE AUDIO & VIDEO | |
| 2026-04-01 | Fire Protection | — | 2040 FABEN DR | DISTINCTIVE AUDIO & VIDEO | |
| 2026-04-01 | Fire Protection | — | 6024 SE 22ND ST | DISTINCTIVE AUDIO & VIDEO | |
| 2026-04-01 | Fire Protection | — | 2510 77TH AVE SE | — | |
| 2026-04-01 | General Construction | — | 5 WEMBLEY LN | BLC REMODELING, LLC | |
| 2026-04-01 | HVAC/Mech | — | 8350 SE 34TH ST | ENERGY WORKS LLC | |
| 2026-04-01 | HVAC/Mech | — | 8350 SE 34TH ST | ENERGY WORKS LLC | |
| 2026-04-01 | HVAC/Mech | — | 5606 80TH AVE SE | PRODUCT AIR HTNG &COOLING LLC | |
| 2026-04-01 | General Construction | — | 8029 SE 57TH ST | POTELCO INC | |
| 2026-04-01 | HVAC/Mech | — | 2251 71ST AVE SE | — | |
| 2026-04-01 | Electrical | — | 7435 SE 27TH ST | METER ELECTRIC LLC | |
| 2026-04-01 | Electrical | — | 5606 80TH AVE SE | PRODUCT AIR HTNG &COOLING LLC | |
| 2026-04-01 | General Construction | — | 2431 60TH AVE SE | — | |
| 2026-04-01 | General Construction | — | 1 HOLLY HILL DR | SOUND TREE CARE LLC | |
| 2026-04-01 | Electrical | — | 4104 83RD AVE SE | PROVIDENT ELECTRIC INC | |
| 2026-03-31 | Plumbing | — | 8455 SE 45TH ST | HOMESERVICE PLUMBERS LLC | |
| 2026-03-31 | Electrical | — | 2760 76TH AVE SE | PEAK ELECTRIC INC | |
| 2026-03-31 | Electrical | — | 2235 77TH AVE SE | KEITHLY ELECTRIC CO | |
| 2026-03-31 | HVAC/Mech | — | 8400 SE 47TH PL | PEARCE HEATING &A/C INC | |
| 2026-03-31 | General Construction | — | 8835 SE 36TH ST | — | |
| 2026-03-31 | HVAC/Mech | — | 8400 SE 47TH PL | PEARCE HEATING &A/C INC | |
| 2026-03-30 | HVAC/Mech | — | 4703 91ST AVE SE |
RESCUE ROOTER
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| 2026-03-30 | HVAC/Mech | — | 4703 91ST AVE SE |
RESCUE ROOTER
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| 2026-03-30 | HVAC/Mech | — | 7418 78TH AVE SE | — | |
| 2026-03-30 | Plumbing | — | 7808 89TH PL SE | SEATTLE TAC OLY PLBG STOP INC | |
| 2026-03-30 | HVAC/Mech | — | 3309 72ND PL SE | GREENWOOD HEATING &HOME SRVS | |
| 2026-03-30 | HVAC/Mech | — | 8407 SE 69TH PL | ×2 UNISYSTEMS HEATING &AC LLC | |
| 2026-03-30 | HVAC/Mech | — | 7020 81ST AVE SE | SOUTH WEST PLMBG &WATER HTRS | |
| 2026-03-30 | HVAC/Mech | — | 7020 81ST AVE SE | SOUTH WEST PLMBG &WATER HTRS | |
| 2026-03-27 | Fire Protection | — | 4661 FOREST AVE SE | EVERGREEN FIRE PROTECTION INC |
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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