ZIP 98366 falls in Kitsap County, Washington, where we hold 26,305 parcels measured as septic county-wide and 52,943 on sewer. We do not have a per-ZIP parcel count for this county, so this is the county total, not a count specific to ZIP 98366.
| County | Land in this ZIP | Documents held | On septic (county) | On sewer (county) |
|---|---|---|---|---|
| Kitsap County, Washington | 100% | 185,502 | 26,305 | 52,943 |
2 businesses on record with an address in this ZIP: pumping, installation, design, inspection and repair. Not an endorsement, and we take no fee.
| Company | City | Phone | Rating |
|---|---|---|---|
| Assured Septic | Port Orchard | (360) 602-0201 | 5.0 (1) |
| Express Septic Service | Port Orchard | (360) 895-5412 | 4.4 (25) |
Land-area overlap is from the 2020 Census Bureau ZCTA5-to-county relationship file, not an estimate of ours. Parcel and document counts are rows we hold, not a survey of every property in the ZIP. Last verified 2026-09-01.
We hold 26,305 parcels measured as septic for Kitsap County, Washington as a whole, not broken out by ZIP.
ZIP 98366 falls in Kitsap County, Washington.