Montana Well Data › Hill County
Hill County, Montana: well depth, water level & drilling cost
✓ 3,293 GWIC records · verified 2026-10-26
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How deep are wells in Hill County, Montana?
The median drilled well depth in Hill County is 90 ft, based on 3,190 wells with recorded depths in the state GWIC database. Half of all wells fall between 35 ft and 160 ft; 90% are shallower than 226 ft. Wells drilled since 2016 have a median depth of 66 ft.
How much does it cost to drill a well in Hill County?
Applying published per-foot rates to the local median depth of 90 ft: drilling and casing alone typically runs $2,250–$5,850; a complete system including pump, pressure tank, and hookup typically runs $5,400–$9,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Hill County?
The median static water level is 30 ft below ground surface (middle half of wells: 13 ft–73 ft), from 2,505 measurements.
How much water do wells in Hill County produce?
The median tested yield is 12 gpm (middle half: 7 gpm–22 gpm), from 2,324 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Hill County?
Companies by number of wells completed in this county since 2016, per filed well logs.
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Well records by ZIP code in Hill County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Havre (59501) — 1,749 wells, median 74 ft
- Box Elder (59521) — 827 wells, median 73 ft
- Gildford (59525) — 233 wells, median 90 ft
- Kremlin (59532) — 162 wells, median 159 ft
- Rudyard (59540) — 104 wells, median 110 ft
- Hingham (59528) — 90 wells, median 160 ft
- Inverness (59530) — 66 wells, median 182 ft
Method: medians computed from GWIC records (site type WELL, non-abandoned; depths 0–5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.