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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 |
|---|---|---|---|---|---|
| 2026-08-14 | Pool/Spa | — | 4275 95TH PL SE | PNW DEMOLITIONS | |
| 2026-08-14 | HVAC/Mech | — | 4222 SHORECLUB DR | CARDINAL HEATING &AIR | |
| 2026-08-14 | HVAC/Mech | — | 9525 MERCERWOOD DR | HASTINGS MECHANICAL | |
| 2026-08-14 | General Construction | — | 7800 SE 27TH ST | Lower 48 Contracting & Painting LLC | |
| 2026-08-13 | Electrical | — | 2933 76TH AVE SE | NORTH LAKE ELECTRIC LLC | |
| 2026-08-13 | HVAC/Mech | — | 9635 SE 34TH ST | ALL STAR HEATING &A/C INC | |
| 2026-08-13 | HVAC/Mech | — | 3239 80TH AVE SE | SJ TEDDY PLUMBING CONTRACTORS LLC | |
| 2026-08-13 | Electrical | — | 3660 E MERCER WAY | JM CORP & SON, INC | |
| 2026-08-13 | Electrical | — | 2424 74TH AVE SE | POTELCO INC | |
| 2026-08-13 | Plumbing | — | 3239 80TH AVE SE | SJ TEDDY PLUMBING CONTRACTORS LLC | |
| 2026-08-13 | Fire Protection | — | 8421 SE 68TH ST | ARCHER CONSTRUCTION | |
| 2026-08-13 | Electrical | — | 8212 AVALON DR | POTELCO INC | |
| 2026-08-12 | HVAC/Mech | — | 5281 W MERCER WAY | HUNTS PLUMBING AND MECH LLC | |
| 2026-08-12 | HVAC/Mech | — | 8240 SE 31ST ST | PRODUCT AIR HTNG &COOLING LLC | |
| 2026-08-12 | HVAC/Mech | — | 8240 SE 31ST ST | PRODUCT AIR HTNG &COOLING LLC | |
| 2026-08-12 | Plumbing | — | 6016 92ND AVE SE | JASMINE LANDSCAPING | |
| 2026-08-12 | Fire Protection | — | 8541 SE 82ND ST | ISLAND SECURITY SYSTEMS INC | |
| 2026-08-12 | Fire Protection | — | 6202 SE 22ND ST | EIGHTBLOX LLC | |
| 2026-08-12 | General Construction | — | 6811 W MERCER WAY | EASTSIDE TREE WORKS LLC | |
| 2026-08-12 | HVAC/Mech | — | 8506 SE 72ND ST | HB POWER ELECTRIC LLC | |
| 2026-08-12 | General Construction | — | 4041 90TH AVE SE | NORTH SKY COMMUNICATIONS LLC | |
| 2026-08-12 | HVAC/Mech | — | 7826 SE 24TH ST | WASHINGTON ENERGY SVCS CO LLC | |
| 2026-08-11 | HVAC/Mech | — | 8750 SE 52ND PL | HB POWER ELECTRIC LLC | |
| 2026-08-11 | Fire Protection | — | 7270 E MERCER WAY | AD SECURITY GATES AND ACCESS LLC | |
| 2026-08-11 | General Construction | — | 6125 79TH AVE SE | CONSERVATION TREE CARE | |
| 2026-08-11 | HVAC/Mech | — | 9525 MERCERWOOD DR | ROANOKE ELECTRIC LLC | |
| 2026-08-11 | HVAC/Mech | — | 7826 SE 24TH ST | BOB'S HEATING &AIR CNDTNG LLC | |
| 2026-08-10 | General Construction | — | 8135 W MERCER WAY | ISLAND CREST BUILDERS LLC | |
| 2026-08-10 | Plumbing | — | 2 HOLLY LN | BEACON PLUMBING &MECHNCAL INC | |
| 2026-08-10 | Electrical | — | 9700 SE 61ST PL | MAPLE VALLEY ELECTRIC INC | |
| 2026-08-10 | General Construction | — | 4515 FERNCROFT RD | KJ RENOVATIONS | |
| 2026-08-10 | Electrical | — | 4040 89TH AVE SE | ARIAL ELECTRIC INC | |
| 2026-08-10 | Electrical | — | 6740 80TH AVE SE | PCF CONSTRUCTION GROUP | |
| 2026-08-10 | Plumbing | — | 4736 91ST AVE SE | STEADY FLOW SWR &DRAIN CO | |
| 2026-08-10 | Electrical | — | 3024 78TH AVE SE | SWITCH ELECTRIC LLC | |
| 2026-08-10 | Plumbing | — | 8057 W MERCER WAY | ROTO ROOTER SERVICES CO | |
| 2026-08-07 | Plumbing | — | 8421 SE 68TH ST | XPLORE PLUMBING LLC | |
| 2026-08-07 | HVAC/Mech | — | 3418 77TH AVE SE | INFRASOURCE SERVICES LLC | |
| 2026-08-07 | HVAC/Mech | — | 7021 80TH AVE SE | WASHINGTON GENERATORS LLC | |
| 2026-08-07 | Pool/Spa | — | 5255 E MERCER WAY | — | |
| 2026-08-07 | Electrical | — | 7021 80TH AVE SE | WASHINGTON GENERATORS LLC | |
| 2026-08-06 | Plumbing | — | 3414 74TH AVE SE |
AS YOU WISH ELECTRIC
📞 (•••) •••-••••
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| 2026-08-06 | General Construction | — | 2740 61ST AVE SE | — | |
| 2026-08-06 | General Construction | — | 4242 W MERCER WAY | BLUE RIBBON TREE & LANDSCAPE | |
| 2026-08-06 | Electrical | — | 4803 FOREST AVE SE | ×2 EPIC HOME SYSTEMS LLC | |
| 2026-08-06 | Electrical | — | 8609 SE 78TH ST | ADVANCED CONCEPTS LLC | |
| 2026-08-06 | Electrical | — | 4332 86TH AVE SE | PROVIDENT ELECTRIC INC | |
| 2026-08-06 | Electrical | — | 2935 76TH AVE SE | LARRY'S ELECTRIC INC | |
| 2026-08-05 | Electrical | — | 3414 74TH AVE SE |
AS YOU WISH 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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