Illinois Well Data › Sangamon County
Sangamon County, Illinois: well depth, yield & drilling cost
✓ 4,328 ISGS records · verified 2026-10-12
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How deep are wells in Sangamon County, Illinois?
The median drilled well depth in Sangamon County is 40 ft, based on 4,291 wells with recorded depths in the state ISGS database. Half of all wells fall between 31 ft and 50 ft; 90% are shallower than 64 ft. Wells drilled since 2016 have a median depth of 52 ft.
How much does it cost to drill a well in Sangamon County?
Applying published per-foot rates to the local median depth of 52 ft: drilling and casing alone typically runs $1,300–$3,380; a complete system including pump, pressure tank, and hookup typically runs $3,120–$5,200. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Sangamon County?
Few static water level measurements are recorded for this county.
How much water do wells in Sangamon County produce?
The median tested yield is 10 gpm (middle half: 4 gpm–60 gpm), from 165 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Sangamon 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 |
|---|---|
| Berg Well & Pump | 55 |
| Durbin, Kandra M. | 46 |
| Harry T Waters | 24 |
| Wiesenhofer, Andrew | 15 |
| Durbin, Dominique | 11 |
| Reynolds Well Drilling | 9 |
| Crowe, Daniel J. | 8 |
| Skinner, Todd | 4 |
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Well records by ZIP code in Sangamon County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Cantrall (62625) — 554 wells, median 43 ft
- Rochester (62563) — 500 wells, median 40 ft
- Mechanicsburg (62545) — 479 wells, median 40 ft
- Springfield (62707) — 309 wells, median 39 ft
- Springfield (62761) — 203 wells, median 31 ft
- Chatham (62629) — 200 wells, median 43 ft
- Springfield (62711) — 191 wells, median 40 ft
- Springfield (62708) — 180 wells, median 38 ft
- Sherman (62684) — 172 wells, median 40 ft
- New Berlin (62670) — 171 wells, median 38 ft
- Glenarm (62536) — 163 wells, median 32 ft
- Springfield (62712) — 160 wells, median 40 ft
- Riverton (62561) — 144 wells, median 37 ft
- Pleasant Plains (62677) — 136 wells, median 41 ft
- Illiopolis (62539) — 131 wells, median 53 ft
- Springfield (62716) — 128 wells, median 40 ft
- Loami (62661) — 126 wells, median 46 ft
- Pawnee (62558) — 91 wells, median 40 ft
- Cornland (62519) — 90 wells, median 37 ft
- Springfield (62703) — 74 wells, median 30 ft
- Williamsville (62693) — 69 wells, median 39 ft
- Auburn (62615) — 59 wells, median 34 ft
- Buffalo (62515) — 51 wells, median 45 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.