ZIP 97035 falls in Clackamas County, Oregon, where we hold 19,805 parcels measured as septic county-wide and 101,964 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 97035.
ZCTA 97035 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) |
|---|---|---|---|---|
| Clackamas County, Oregon | 88% | 10,784 | 19,805 | 101,964 |
| Multnomah County, Oregon | 10% | 5,457 | 2,955 | 207,636 |
| Washington County, Oregon | 2% | — | 10,442 | 134,730 |
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 19,805 parcels measured as septic for Clackamas County, Oregon as a whole, not broken out by ZIP.
ZIP 97035 spans 3 counties: Clackamas County, Oregon, Multnomah County, Oregon, Washington County, Oregon.