We have 1,153 parcels measured as septic in ZIP 77493 itself (Harris County, Texas), out of 29,149 parcels in our records for this ZIP, of which 27,996 are recorded as on sewer.
ZCTA 77493 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) |
|---|---|---|---|---|
| Harris County, Texas | 68% | — | 128,872 | 1,412,534 |
| Waller County, Texas | 32% | 6 | — | — |
| Fort Bend County, Texas | 0% | — | 20,399 | 352,341 |
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 1,153 parcels as septic in ZIP 77493 itself, out of 29,149 parcels in our records for this ZIP.
ZIP 77493 spans 3 counties: Harris County, Texas, Waller County, Texas, Fort Bend County, Texas.