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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 |
|---|---|---|---|---|---|
| 2026-02-20 | Electrical | — | 8902 SE 56TH ST | WELLSON WIREMEN LLC | |
| 2026-02-20 | Electrical | — | 7443 W MERCER WAY | ENDEAVOUR ELECTRIC LLC | |
| 2026-02-20 | Electrical | — | 7525 SE 24TH ST | EC COMPANY INC | |
| 2026-02-20 | General Construction | — | 6610 E MERCER WAY | JMK HOMES LLC | |
| 2026-02-20 | Electrical | — | 3809 97TH AVE SE | PRIME ELECTRIC LLC | |
| 2026-02-20 | Electrical | — | 7650 SE 27TH ST | HOLMES ELECTRIC COMPANY | |
| 2026-02-19 | Solar | — | 4316 86TH AVE SE |
MAD ENERGY NW
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| 2026-02-19 | Pool/Spa | — | 5044 BUTTERWORTH RD | MERCER BUILDERS, LLC | |
| 2026-02-19 | Electrical | — | 6952 96TH AVE SE | PERAGO, LLC dba Core Electrical… | |
| 2026-02-19 | Electrical | — | 2760 76TH AVE SE | BEL-RED ELECTRIC SERVICE INC | |
| 2026-02-19 | General Construction | — | VARIOUS | RIDGEFORM CONSTRUCTION | |
| 2026-02-19 | Electrical | — | 8277 W MERCER WAY | SEATOWN ELECTRIC HTG &AIRLLC | |
| 2026-02-19 | Fire Protection | — | 2727 64TH AVE SE | RAIN CITY FIRE PROTECTION LLC | |
| 2026-02-19 | Electrical | — | 4151 BOULEVARD PL | VAP ELECTRIC INC | |
| 2026-02-19 | Electrical | — | 6305 79TH AVE SE | GREENWOOD HEATING &HOME SRVS | |
| 2026-02-18 | HVAC/Mech | — | 6242 E MERCER WAY | SEATTLE SEISMIC LLC | |
| 2026-02-18 | Plumbing | — | 9550 SE 43RD ST | RUDY'S PLUMBING INC | |
| 2026-02-18 | Plumbing | — | 8203 AVALON DR | ATERA HOMES LLC | |
| 2026-02-18 | HVAC/Mech | — | 9150 FORTUNA DR | — | |
| 2026-02-18 | HVAC/Mech | — | 4045 W MERCER WAY | — | |
| 2026-02-18 | General Construction | — | 3238 72ND PL SE | A & M TREE SERVICE NW LLC | |
| 2026-02-18 | Plumbing | — | 2760 76TH AVE SE | SEATTLE'S PLUMBING LLC | |
| 2026-02-18 | HVAC/Mech | — | 4045 W MERCER WAY | — | |
| 2026-02-18 | General Construction | — | 4170 BOULEVARD PL | METIS CONSTRUCTION | |
| 2026-02-18 | Plumbing | — | 4170 BOULEVARD PL | METIS CONSTRUCTION | |
| 2026-02-17 | HVAC/Mech | — | 4151 BOULEVARD PL | ADVANCED INSTALLATION INC | |
| 2026-02-17 | Electrical | — | 2941 76TH AVE SE |
AS YOU WISH ELECTRIC
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| 2026-02-17 | HVAC/Mech | — | 9215 SE 33RD ST | GENE JOHNSN PLB HTG CL ELC LLC | |
| 2026-02-17 | General Construction | — | 7418 78TH AVE SE | — | |
| 2026-02-17 | General Construction | — | 8416 SE 45TH ST | — | |
| 2026-02-17 | Electrical | — | 4820 91ST AVE SE | ELECTRI-CITY INC | |
| 2026-02-17 | HVAC/Mech | — | 3418 77TH PL SE | FAST WATER HEATER COMPANY | |
| 2026-02-17 | General Construction | — | 7414 78TH AVE SE | — | |
| 2026-02-17 | HVAC/Mech | — | 8084 AVALON DR | ALL POINTS HEATING &FIREPLACE | |
| 2026-02-17 | General Construction | — | 4703 88TH AVE SE | GRANT FRANKLIN HOMES | |
| 2026-02-17 | Electrical | — | 8084 AVALON DR | ALL POINTS HEATING &FIREPLACE | |
| 2026-02-17 | HVAC/Mech | — | 7414 78TH AVE SE | — | |
| 2026-02-16 | Electrical | — | 8170 W MERCER WAY | VITI ELECTRIC LLC | |
| 2026-02-16 | Plumbing | — | 9112 SE 50TH ST | HOMESERVICE PLUMBERS LLC | |
| 2026-02-16 | Plumbing | — | 3715 81ST AVE SE | STEADY FLOW SWR &DRAIN CO | |
| 2026-02-16 | Electrical | — | 4180 W MERCER WAY | SEATOWN ELECTRIC HTG &AIRLLC | |
| 2026-02-16 | Electrical | — | 4180 W MERCER WAY | SEATOWN ELECTRIC HTG &AIRLLC | |
| 2026-02-14 | Electrical | — | 4830 86TH AVE SE | ILLMATIC ELECTRIC &DESIGN LLC | |
| 2026-02-13 | HVAC/Mech | — | 4318 FOREST AVE SE | GENE JOHNSN PLB HTG CL ELC LLC | |
| 2026-02-13 | HVAC/Mech | — | 9215 SE 33RD ST | GENE JOHNSN PLB HTG CL ELC LLC | |
| 2026-02-13 | Electrical | — | 6464 E MERCER WAY | SMART ELECTRIC LLC | |
| 2026-02-13 | Plumbing | — | 7439 92ND PL SE | FAST WATER HEATER COMPANY | |
| 2026-02-13 | Fire Protection | — | 8326 AVALON DR | CONVERGINT TECHNOLOGIES, LLC. | |
| 2026-02-13 | Plumbing | — | 8407 SE 82ND ST | ACES FOUR ENTERPRISES LLC | |
| 2026-02-13 | HVAC/Mech | — | 6160 W MERCER WAY | SEATOWN ELECTRIC HTG &AIRLLC |
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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