ZIP 72142 falls in Lonoke County, Arkansas, where we hold 10,500 parcels measured as septic county-wide and 13,874 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 72142.
ZCTA 72142 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) |
|---|---|---|---|---|
| Lonoke County, Arkansas | 63% | — | 10,500 | 13,874 |
| Pulaski County, Arkansas | 37% | — | 27,462 | 104,016 |
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 10,500 parcels measured as septic for Lonoke County, Arkansas as a whole, not broken out by ZIP.
ZIP 72142 spans 2 counties: Lonoke County, Arkansas, Pulaski County, Arkansas.