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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 | 2026-09-17 |
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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 |
|---|---|---|---|---|---|
| 2026-02-13 | HVAC/Mech | — | 6160 W MERCER WAY | SEATOWN ELECTRIC HTG &AIRLLC | |
| 2026-02-12 | General Construction | — | 8007 SE 60TH ST | HEARTWOOD BUILDERS INC | |
| 2026-02-12 | General Construction | — | 7415 91ST AVE SE |
EVERGREEN TREE CARE
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| 2026-02-12 | General Construction | — | 8435 SE 45TH ST | INFRASOURCE SERVICES LLC | |
| 2026-02-12 | HVAC/Mech | — | 4318 FOREST AVE SE | GENE JOHNSN PLB HTG CL ELC LLC | |
| 2026-02-12 | Electrical | — | 7200 86TH AVE SE | PUGET POWER ELECTRIC LLC | |
| 2026-02-12 | Electrical | — | 6180 90TH AVE SE | ADVANCED CONCEPTS LLC | |
| 2026-02-12 | HVAC/Mech | — | 4742 E MERCER WAY | ×2 SEATOWN ELECTRIC HTG &AIRLLC | |
| 2026-02-12 | Electrical | — | 4650 FOREST AVE SE | ADVANCED CONCEPTS LLC | |
| 2026-02-12 | Electrical | — | 8456 SE 40TH ST | ADVANCED CONCEPTS LLC | |
| 2026-02-12 | HVAC/Mech | — | 8456 SE 39TH ST | NORTH SKY COMMUNICATIONS LLC | |
| 2026-02-12 | Fire Protection | — | 7525 SE 24TH ST | CONVERGINT TECHNOLOGIES, LLC. | |
| 2026-02-12 | Electrical | — | 8341 SE 61ST ST | PRODUCT AIR HTNG &COOLING LLC | |
| 2026-02-11 | Plumbing | — | 5228 W MERCER WAY | DONE RIGHT PLMBG &SWR RPR LLC | |
| 2026-02-11 | General Construction | — | 5634 90TH AVE SE | Modern Design Construction LLC | |
| 2026-02-11 | Electrical | — | 8015 SE 28TH ST | PRO TECH ELECTRIC INC | |
| 2026-02-11 | Plumbing | — | 5228 W MERCER WAY | DONE RIGHT PLMBG &SWR RPR LLC | |
| 2026-02-11 | Solar | — | 4525 FOREST AVE SE | SUNERGY SYSTEMS INC. | |
| 2026-02-11 | Structural | — | 8275 W MERCER WAY | — | |
| 2026-02-11 | Solar | — | 3464 79TH AVE SE | A&R SOLAR CORP | |
| 2026-02-11 | Fire Protection | — | 9550 SE 43RD ST | INTEGRITY HOME INTEGRATION, INC. | |
| 2026-02-10 | HVAC/Mech | — | 4332 86TH AVE SE | EB#5 LLC, None | |
| 2026-02-10 | General Construction | — | 4115 78TH AVE SE | RKK CONSTRUCTION INC | |
| 2026-02-09 | General Construction | — | 9043 SE 50TH ST | SAVATREE LLC | |
| 2026-02-09 | Demolition | — | 5320 BUTTERWORTH RD | MacPherson Const & Design | |
| 2026-02-09 | General Construction | — | 4897 FOREST AVE SE | American Home Builders | |
| 2026-02-09 | General Construction | — | 7420 78TH AVE SE | HIGHLANDS BUILDER GROUP | |
| 2026-02-06 | Fire Protection | — | 9640 SE 61ST PL | CASCADIA FIRE PROTECTION LLC | |
| 2026-02-06 | Electrical | — | 8071 W MERCER WAY | HAMISH ANDERSON CUSTOM HOMES - IA | |
| 2026-02-04 | General Construction | — | 8460 SE 83RD ST | INFRASOURCE SERVICES LLC | |
| 2026-02-04 | Fire Protection | — | 2758 78TH AVE SE | E-SQUARED SYSTEMS, LLC | |
| 2026-02-04 | Plumbing | — | 6000 SE 20TH ST | — | |
| 2026-02-04 | General Construction | — | 8035 SE 45TH ST | — | |
| 2026-02-03 | Demolition | — | 6611 W MERCER WAY | KREKOW JENNINGS INC | |
| 2026-02-02 | HVAC/Mech | — | 6805 SE 32ND ST | GALLAGHER CO., LLC | |
| 2026-02-02 | Roofing | — | 3023 78TH AVE SE | — | |
| 2026-02-02 | General Construction | — | 7750 SE 29TH ST | — | |
| 2026-02-02 | General Construction | — | 4020 E MERCER WAY | Seattle Tree Care (TREECYCLE LLC) | |
| 2026-02-02 | Roofing | — | 2251 71ST AVE SE | — | |
| 2026-01-30 | General Construction | — | 4661 W MERCER WAY |
EVERGREEN TREE CARE
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| 2026-01-30 | General Construction | — | 9104 SE 57TH ST | Seattle Tree Care (TREECYCLE LLC) | |
| 2026-01-29 | General Construction | — | 7671 W MERCER WAY | — | |
| 2026-01-29 | General Construction | — | 4516 FERNCROFT RD | ×2 — | |
| 2026-01-29 | Plumbing | — | 2510 77TH AVE SE | Balfour Beatty Construct LLC | |
| 2026-01-28 | Fire Protection | — | 8920 SE 56TH ST | FROULA ALARM SYSTEMS INC | |
| 2026-01-27 | Fire Protection | — | 7525 SE 24TH ST | COLUMBIA FIRE LLC | |
| 2026-01-27 | General Construction | — | 6750 W MERCER WAY | ALHADEFF GROUP 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 2026-09-17. 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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