We have 511 parcels measured as septic in ZIP 77571 itself (Harris County, Texas), out of 17,058 parcels in our records for this ZIP, of which 16,547 are recorded as on sewer.
| County | Land in this ZIP | Documents held | On septic (county) | On sewer (county) |
|---|---|---|---|---|
| Harris County, Texas | 100% | — | 128,872 | 1,412,534 |
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 511 parcels as septic in ZIP 77571 itself, out of 17,058 parcels in our records for this ZIP.
ZIP 77571 falls in Harris County, Texas.