COSTCO WHOLESALE #06
400 COSTCO DR, TUKWILA, WA 98188
Last inspected Sep 1, 2026
Official source: Public Health — Seattle & King County (kingcounty.gov) · All data sources
Passed. Met health requirements at the latest inspection. Some health departments report pass/fail instead of letter grades.
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The record, in plain English
CleanPlate holds 6 inspections on record for COSTCO WHOLESALE #06, spanning December 2021 to September 2026 — every one straight from Public Health — Seattle & King County.
It has held passed across its last two inspections.
No violations were recorded at the most recent inspection.
Every sentence above is computed directly from the official record — CleanPlate adds no opinions. How our grading works →
Inspection history
Sep 1, 2026
✓Feb 12, 2025
✓Apr 2, 2024
✓Apr 11, 2023
✓May 3, 2022
✓Dec 16, 2021
✓
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Source: Public Health — Seattle & King County (kingcounty.gov). Data shown unmodified from the official government record. CleanPlate is an independent service, not affiliated with any government agency. See something wrong? Report a data issue.