⟁ Mississippi Well Data field records · 2026 survey

Mississippi Well Data › Jefferson County

Jefferson County, Mississippi: well depth, owners & drilling cost

✓ 462 MDEQ + USGS records · verified 2026-10-12

177 ftmedian well depth
130 ft–277 fttypical depth range
—median depth since 2016

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How deep are wells in Jefferson County, Mississippi?

The median drilled well depth in Jefferson County is 177 ft, based on 440 wells with recorded depths in the state MDEQ + USGS database. Half of all wells fall between 130 ft and 277 ft; 90% are shallower than 472 ft. Wells drilled since 2016 have a median depth of —.

How much does it cost to drill a well in Jefferson County?

Applying published per-foot rates to the local median depth of 177 ft: drilling and casing alone typically runs $4,425–$11,505; a complete system including pump, pressure tank, and hookup typically runs $10,620–$17,700. Actual quotes depend on site access, geology, and casing requirements.

Drilled depth distribution

0–50 ft 5 50–100 ft 51 100–150 ft 85 150–200 ft 113 200–300 ft 88 300–400 ft 33 400–600 ft 44 600+ ft 21
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Well records by ZIP code in Jefferson County

Median depth, water level, and yield for each ZIP code with recorded wells.

Method: medians computed from MDEQ + USGS records (USGS NWIS groundwater inventory, water-supply wells only (monitoring wells, test holes and injection wells excluded), and only wells carrying a measured depth). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.