ZIP 83660 falls in Canyon County, Idaho, where we hold 6,945 parcels measured as septic county-wide and 65,420 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 83660.
ZCTA 83660 is not entirely inside one county. Land-area share is from the 2020 Census ZCTA-to-county relationship file.
| County | Land in this ZIP | Documents held | On septic (county) | On sewer (county) |
|---|---|---|---|---|
| Canyon County, Idaho | 72% | 26,706 | 6,945 | 65,420 |
| Payette County, Idaho | 28% | 4,105 | 2,965 | 5,464 |
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 6,945 parcels measured as septic for Canyon County, Idaho as a whole, not broken out by ZIP.
ZIP 83660 spans 2 counties: Canyon County, Idaho, Payette County, Idaho.