⟁ Idaho Well Data field records · 2026 survey

Idaho Well Data › Boise County

Boise County, Idaho: well depth, water level & drilling cost

✓ 3,241 IDWR records · verified 2026-10-12

233 ftmedian well depth
154 ft–349 fttypical depth range
55 ftmedian static water level
15 gpmmedian yield (2,653 tests)

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How deep are wells in Boise County, Idaho?

The median drilled well depth in Boise County is 233 ft, based on 2,131 wells with recorded depths in the state IDWR database. Half of all wells fall between 154 ft and 349 ft; 90% are shallower than 465 ft. Wells drilled since 2016 have a median depth of 279 ft.

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

Applying published per-foot rates to the local median depth of 279 ft: drilling and casing alone typically runs $6,975–$18,135; a complete system including pump, pressure tank, and hookup typically runs $16,740–$27,900. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Boise County?

The median static water level is 55 ft below ground surface (middle half of wells: 25 ft–100 ft), from 2,869 measurements.

How much water do wells in Boise County produce?

The median tested yield is 15 gpm (middle half: 6 gpm–30 gpm), from 2,653 pump tests. A typical household needs 5–10 gpm.

Drilled depth distribution

0–50 ft 68 50–100 ft 176 100–150 ft 265 150–200 ft 288 200–300 ft 571 300–400 ft 370 400–600 ft 333 600+ ft 60
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Well records by ZIP code in Boise County

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

Method: medians computed from IDWR records (IDWR well records, excluding the 8,758 monitoring, injection, test, dewatering, cathodic-protection and heat-exchange wells that are not water supplies; depths 0-5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.