Illinois Well Data › Shelby County
Shelby County, Illinois: well depth, yield & drilling cost
✓ 2,910 ISGS records · verified 2026-10-12
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How deep are wells in Shelby County, Illinois?
The median drilled well depth in Shelby County is 44 ft, based on 2,899 wells with recorded depths in the state ISGS database. Half of all wells fall between 34 ft and 70 ft; 90% are shallower than 120 ft. Wells drilled since 2016 have a median depth of 40 ft.
How much does it cost to drill a well in Shelby County?
Applying published per-foot rates to the local median depth of 44 ft: drilling and casing alone typically runs $1,100–$2,860; a complete system including pump, pressure tank, and hookup typically runs $2,640–$4,400. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Shelby County?
Few static water level measurements are recorded for this county.
How much water do wells in Shelby County produce?
The median tested yield is 6 gpm (middle half: 3 gpm–12 gpm), from 590 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Shelby 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 | 12 |
| Skinner, Todd | 11 |
| S & J Well Drilling | 9 |
| Parrott, Cody | 2 |
| Baldwin, William-SKS Engineers | 1 |
| Gebke, Randy | 1 |
| Baker, J. Curtis | 1 |
| Erwin, James R. | 1 |
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Well records by ZIP code in Shelby County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Sigel (62462) — 412 wells, median 50 ft
- Tower Hill (62571) — 397 wells, median 36 ft
- Moweaqua (62550) — 311 wells, median 39 ft
- Neoga (62447) — 309 wells, median 36 ft
- Shelbyville (62565) — 309 wells, median 59 ft
- Lakewood (62438) — 274 wells, median 40 ft
- Mode (62444) — 221 wells, median 41 ft
- Stewardson (62463) — 198 wells, median 42 ft
- Oconee (62553) — 190 wells, median 42 ft
- Strasburg (62465) — 181 wells, median 55 ft
- Assumption (62510) — 179 wells, median 34 ft
- Windsor (61957) — 165 wells, median 91 ft
- Findlay (62534) — 152 wells, median 96 ft
- Cowden (62422) — 133 wells, median 41 ft
Method: 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.