⟁ Illinois Well Data field records · 2026 survey

Illinois Well Data › Winnebago County › Rockford (61108)

Rockford, IL (61108): well depth, water level & drilling cost

✓ 228 ISGS records · Winnebago County

150 ftmedian well depth
104 ft–180 fttypical depth range
—median static water level
10 gpmmedian yield (198 tests)

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How deep are wells in and around Rockford (61108), Illinois?

The median drilled well depth in and around Rockford (61108) is 150 ft, based on 227 wells with recorded depths in the state ISGS database. Half fall between 104 ft and 180 ft; 90% are shallower than 225 ft.

How much does it cost to drill a well in and around Rockford (61108)?

Applying published per-foot rates to the local median depth of 150 ft: drilling and casing alone typically runs $3,750–$9,750; a complete system including pump, pressure tank, and hookup typically runs $9,000–$15,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Rockford (61108)?

Few static water level measurements are recorded for this area.

Drilled depth distribution

0–50 ft 5 50–100 ft 45 100–150 ft 59 150–200 ft 77 200–300 ft 29 300–400 ft 2 400–600 ft 3 600+ ft 7
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Part of Winnebago County well records.

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), grouped by ZIP from the recorded address. Cost estimate applies published per-foot ranges to the local median depth — full methodology & sources.