Illinois Well Data › Montgomery County
Montgomery County, Illinois: well depth, yield & drilling cost
✓ 1,779 ISGS records · verified 2026-08-20
How deep are wells in Montgomery County, Illinois?
The median drilled well depth in Montgomery County is 40 ft, based on 1,751 wells with recorded depths in the state ISGS database. Half of all wells fall between 32 ft and 50 ft; 90% are shallower than 65 ft. Wells drilled since 2016 have a median depth of 38 ft.
How much does it cost to drill a well in Montgomery County?
Applying published per-foot rates to the local median depth of 38 ft: drilling and casing alone typically runs $950–$2,470; a complete system including pump, pressure tank, and hookup typically runs $2,280–$3,800. Actual quotes depend on site access, geology, and casing requirements.
Free for property owners. We route your request only to licensed drillers who actually file well logs in Montgomery County — never sold elsewhere.
What is the static water level in Montgomery County?
Few static water level measurements are recorded for this county.
How much water do wells in Montgomery County produce?
The median tested yield is 8 gpm (middle half: 4 gpm–25 gpm), from 117 pump tests. A typical household needs 5–10 gpm.
Pull every recorded well near a Montgomery County address — $29
Drilled depth distribution
Who drills wells in Montgomery County?
Companies and licensed drillers by number of wells logged in this county, per records filed with the Illinois State Geological Survey.
| Driller | Wells since 2016 |
|---|---|
| Haake, Ralph | 6 |
| Skinner, Todd | 2 |
| Reynolds Well Drilling | 1 |
| Wiesenhofer, Andrew | 1 |
| Travis Roberts | 1 |
| Tracy A McConnel | 1 |
| Gaza, John Edward | 1 |
| Gebke, Randy | 1 |
See every driller with wells on record in Montgomery County, ranked →
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See every recorded well near any address — depths, water levels, yields, original driller's logs — in a one-time report.
Free lookup Property report — $29Method: medians computed from ISGS records (ISGS water wells; engineering, mineral and stratigraphic test borings, mine shafts, outcrops and monitoring wells are excluded, as are wells the survey records as plugged; depths 0-5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.