⟁ Colorado Well Data field records · 2026 survey

Colorado Well Data › Boulder County › Boulder (80305)

Boulder, CO (80305): well depth, water level & drilling cost

✓ 361 DWR records · Boulder County

30 ftmedian well depth
18 ft–200 fttypical depth range
22 ftmedian static water level
10 gpmmedian yield (44 tests)

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How deep are wells in and around Boulder (80305), Colorado?

The median drilled well depth in and around Boulder (80305) is 30 ft, based on 228 wells with recorded depths in the state DWR database. Half fall between 18 ft and 200 ft; 90% are shallower than 300 ft.

How much does it cost to drill a well in and around Boulder (80305)?

Applying published per-foot rates to the local median depth of 30 ft: drilling and casing alone typically runs $750–$1,950; a complete system including pump, pressure tank, and hookup typically runs $1,800–$3,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Boulder (80305)?

The median static water level is 22 ft below ground surface (middle half of wells: 6 ft–37 ft), from 17 measurements.

Drilled depth distribution

0–50 ft 131 50–100 ft 14 100–150 ft 13 150–200 ft 12 200–300 ft 15 300–400 ft 31 400–600 ft 7 600+ ft 5
Looking at a specific property in Boulder (80305)?

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Get quotes from drillers who work in Boulder (80305)

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Method: medians computed from DWR records (DWR well permits, applications that were denied, withdrawn, cancelled or are still pending excluded; depths 0–5,000 ft), grouped by ZIP from the recorded address.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