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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 |
|---|---|---|---|---|---|
| 2026-03-27 | HVAC/Mech | — | 2424 74TH AVE SE | INFRASOURCE SERVICES LLC | |
| 2026-03-27 | Fire Protection | — | 4661 FOREST AVE SE | EVERGREEN FIRE PROTECTION INC | |
| 2026-03-27 | HVAC/Mech | — | 17 HOLLY HILL DR | BOB'S HEATING &AIR CNDTNG LLC | |
| 2026-03-27 | HVAC/Mech | — | 2739 72ND AVE SE | POTELCO INC | |
| 2026-03-27 | Electrical | — | 8441 SE 33RD PL | FORECAST ROOFING &SOLAR | |
| 2026-03-27 | Plumbing | — | 9209 SE 68TH ST | SNOOPS PLUMBING LLC | |
| 2026-03-27 | General Construction | — | 2411 60TH AVE SE | POTELCO INC | |
| 2026-03-27 | Windows/Doors | — | 2527 72ND AVE SE | NAUTILUS PACIFIC LLC | |
| 2026-03-26 | General Construction | — | 4027 79TH AVE SE | INFRASOURCE SERVICES LLC | |
| 2026-03-26 | Plumbing | — | 7650 RIDGECREST LN | PETER DAVIS BUILDERS INC | |
| 2026-03-26 | Demolition | — | 4620 88TH AVE SE | Wantong LX LLC | |
| 2026-03-26 | Electrical | — | 8451 SE 68TH ST | — | |
| 2026-03-26 | Electrical | — | 7301 W MERCER WAY | AUTOMATED EQUIPMENT CO INC | |
| 2026-03-26 | Fire Protection | — | 2733 62ND AVE SE | CASCADIA FIRE PROTECTION LLC | |
| 2026-03-26 | HVAC/Mech | — | 5047 84TH AVE SE | ALLIED ROOFING INSTLTN SRVCS | |
| 2026-03-25 | Plumbing | — | 2825 60TH AVE SE | BACKFLOWS NORTHWEST INC | |
| 2026-03-25 | HVAC/Mech | — | 6921 96TH AVE SE | HOME COMFORT ALLIANCE LLC | |
| 2026-03-25 | Electrical | — | 2707 70TH AVE SE | ACTION PLUS ELECTRIC INC | |
| 2026-03-25 | Electrical | — | 4110 78TH AVE SE | COLE ELECTRIC | |
| 2026-03-25 | Electrical | — | 4110 78TH AVE SE | COLE ELECTRIC | |
| 2026-03-25 | Electrical | — | 2727 64TH AVE SE | CUSTOM ELECTRICAL CONTRS INC | |
| 2026-03-24 | General Construction | — | 8501 SE 80TH ST | HWA GEOSCIENCES INC | |
| 2026-03-24 | HVAC/Mech | — | 9003 SE 58TH ST | ECO ELECTRIC, PLBG, HTG &AIR | |
| 2026-03-24 | General Construction | — | 7619 SE 22ND ST | — | |
| 2026-03-24 | Commercial Shell | — | 8441 SE 68TH ST | — | |
| 2026-03-24 | Electrical | — | 7631 SE 22ND ST | ADVANCED CONCEPTS LLC | |
| 2026-03-24 | Electrical | — | 2802 61ST AVE SE | VECA ELECTRIC & TECHNOLOGIES LLC | |
| 2026-03-24 | Electrical | — | 2434 73RD AVE SE | R K K CONSTRUCTION INC | |
| 2026-03-24 | Plumbing | — | 7781 WESTWOOD LN | SKYWAY PLUMBING INC | |
| 2026-03-24 | HVAC/Mech | — | 8441 SE 68TH ST | NW RESTORATION & REMODELING LLC | |
| 2026-03-24 | Electrical | — | 8265 SE 61ST ST | PROVIDENT ELECTRIC INC | |
| 2026-03-24 | Electrical | — | 9003 SE 58TH ST | ECO ELECTRIC, PLBG, HTG &AIR | |
| 2026-03-24 | General Construction | — | 9206 SE 33RD PL | SEA-ANCHOR MARINE CONSTRUCTION LLC | |
| 2026-03-23 | Plumbing | — | 8455 SE 45TH ST | HOMESERVICE PLUMBERS LLC | |
| 2026-03-23 | Electrical | — | 9335 SE 68TH ST | KEMLY ELECTRIC INC | |
| 2026-03-23 | Plumbing | — | 6102 90TH AVE SE | SEATOWN ELECTRIC HTG &AIRLLC | |
| 2026-03-23 | Electrical | — | 4155 BOULEVARD PL | CALL ELECTRIC INC | |
| 2026-03-23 | Plumbing | — | 3915 90TH AVE SE | JACUZZI BATH REMODEL OF SEA | |
| 2026-03-23 | Roofing | — | 5437 ISLAND CREST WAY | — | |
| 2026-03-20 | Plumbing | — | 5634 90TH AVE SE | ALL WATER PL WTR/FIRE RES LLC | |
| 2026-03-20 | General Construction | — | 7615 E MERCER WAY | INFRASOURCE SERVICES LLC | |
| 2026-03-20 | Electrical | — | 6208 E MERCER WAY | NORTHWEST ELECTRIC &SOLAR LLC | |
| 2026-03-20 | Electrical | — | 2735 69TH AVE SE | ADT LLC | |
| 2026-03-20 | General Construction | — | 7929 SE 37TH ST | — | |
| 2026-03-20 | HVAC/Mech | — | 5819 E MERCER WAY | ROCK ROOFING INC | |
| 2026-03-20 | General Construction | — | 4040 97TH AVE SE | — | |
| 2026-03-20 | HVAC/Mech | — | 3734 E MERCER WAY | — | |
| 2026-03-20 | Plumbing | — | 3726 GALLAGHER HILL RD | WRIGHT CONNECTION PLUMBING LLC | |
| 2026-03-20 | Fire Protection | — | 7414 78TH AVE SE | GARY PROKASH PLUMBING & FIRE… | |
| 2026-03-19 | Electrical | — | 5634 90TH AVE SE |
VD ELECTRIC
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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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