⟁ Texas Water Well Reports field records · 2026 survey

Texas Water Well Reports › Montgomery County › Willis (77318)

Willis, TX (77318): well depth, water level & drilling cost

✓ 519 TDLR SDR records · Montgomery County

251 ftmedian well depth
200 ft–340 fttypical depth range
86 ftmedian static water level
50 gpmmedian yield (494 tests)

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How deep are wells in Willis (77318), Texas?

The median drilled well depth in Willis (77318) is 251 ft, based on 519 wells with recorded depths in the state TDLR SDR database. Half fall between 200 ft and 340 ft; 90% are shallower than 412 ft.

How much does it cost to drill a well in Willis (77318)?

Applying published per-foot rates to the local median depth of 251 ft: drilling and casing alone typically runs $6,275–$16,315; a complete system including pump, pressure tank, and hookup typically runs $15,060–$25,100. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Willis (77318)?

The median static water level is 86 ft below ground surface (middle half of wells: 58 ft–139 ft), from 505 measurements.

Drilled depth distribution

0–50 ft 0 50–100 ft 0 100–150 ft 12 150–200 ft 103 200–300 ft 211 300–400 ft 127 400–600 ft 47 600+ ft 19
Looking at a specific property in Willis (77318)?

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Part of Montgomery County well records.

Method: medians computed from TDLR SDR records (water-supply wells only (domestic, irrigation, stock, public supply, industrial) — monitoring, environmental borings, test holes, injection and geothermal excluded; depths 0–5,000 ft), grouped by ZIP from the recorded address. Cost estimate applies published per-foot ranges to the local median depth — full methodology & sources.