⟁ Illinois Well Data field records · 2026 survey

Illinois Well Data › Ogle County › Stillman Valley (61084)

Stillman Valley, IL (61084): well depth, water level & drilling cost

✓ 805 ISGS records · Ogle County

200 ftmedian well depth
100 ft–245 fttypical depth range
—median static water level
10 gpmmedian yield (605 tests)

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How deep are wells in and around Stillman Valley (61084), Illinois?

The median drilled well depth in and around Stillman Valley (61084) is 200 ft, based on 797 wells with recorded depths in the state ISGS database. Half fall between 100 ft and 245 ft; 90% are shallower than 285 ft.

How much does it cost to drill a well in and around Stillman Valley (61084)?

Applying published per-foot rates to the local median depth of 200 ft: drilling and casing alone typically runs $5,000–$13,000; a complete system including pump, pressure tank, and hookup typically runs $12,000–$20,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Stillman Valley (61084)?

Few static water level measurements are recorded for this area.

Drilled depth distribution

0–50 ft 25 50–100 ft 171 100–150 ft 104 150–200 ft 94 200–300 ft 332 300–400 ft 60 400–600 ft 10 600+ ft 1
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Part of Ogle 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.