ZIP 12763 falls in Sullivan County, New York, where we hold 23,324 parcels measured as septic county-wide and 12,192 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 12763.
ZCTA 12763 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) |
|---|---|---|---|---|
| Sullivan County, New York | 97% | — | 23,324 | 12,192 |
| Ulster County, New York | 3% | — | 11,705 | 10,535 |
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 23,324 parcels measured as septic for Sullivan County, New York as a whole, not broken out by ZIP.
ZIP 12763 spans 2 counties: Sullivan County, New York, Ulster County, New York.