⟁ Colorado Well Data field records · 2026 survey

Colorado Well Data › Douglas County › Castle Rock (80104)

Castle Rock, CO (80104): well depth, water level & drilling cost

✓ 1,273 DWR records · Douglas County

503 ftmedian well depth
66 ft–809 fttypical depth range
520 ftmedian static water level
12 gpmmedian yield (403 tests)

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How deep are wells in and around Castle Rock (80104), Colorado?

The median drilled well depth in and around Castle Rock (80104) is 503 ft, based on 795 wells with recorded depths in the state DWR database. Half fall between 66 ft and 809 ft; 90% are shallower than 1,244 ft.

How much does it cost to drill a well in and around Castle Rock (80104)?

Applying published per-foot rates to the local median depth of 503 ft: drilling and casing alone typically runs $12,575–$32,695; a complete system including pump, pressure tank, and hookup typically runs $30,180–$50,300. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Castle Rock (80104)?

The median static water level is 520 ft below ground surface (middle half of wells: 203 ft–698 ft), from 79 measurements.

Drilled depth distribution

0–50 ft 169 50–100 ft 60 100–150 ft 14 150–200 ft 20 200–300 ft 45 300–400 ft 39 400–600 ft 93 600+ ft 355
Looking at a specific property in Castle Rock (80104)?

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Part of Douglas County well records.

Method: medians computed from DWR records (DWR well permits, applications that were denied, withdrawn, cancelled or are still pending excluded; depths 0–5,000 ft), grouped by ZIP from the recorded address.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.