We have 98 parcels measured as septic in ZIP 85137 itself (Pinal County, Arizona), out of 1,059 parcels in our records for this ZIP, of which 839 are recorded as on sewer.
| County | Land in this ZIP | Documents held | On septic (county) | On sewer (county) |
|---|---|---|---|---|
| Pinal County, Arizona | 100% | — | 17,685 | 126,051 |
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 have measured 98 parcels as septic in ZIP 85137 itself, out of 1,059 parcels in our records for this ZIP.
ZIP 85137 falls in Pinal County, Arizona.