Wisconsin Well Data › Winnebago County
Winnebago County, Wisconsin: well depth, water level & drilling cost
✓ 16,334 WI DNR records · verified 2026-09-28
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How deep are wells in Winnebago County, Wisconsin?
The median drilled well depth in Winnebago County is 145 ft, based on 7,392 wells with recorded depths in the state WI DNR database. Half of all wells fall between 120 ft and 205 ft; 90% are shallower than 300 ft. Wells drilled since 2016 have a median depth of 200 ft.
How much does it cost to drill a well in Winnebago County?
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 Winnebago County?
The median static water level is 23 ft below ground surface (middle half of wells: 10 ft–45 ft), from 7,273 measurements.
How much water do wells in Winnebago County produce?
The median tested yield is 24 gpm (middle half: 15 gpm–35 gpm), from 7,186 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Winnebago County?
Companies by number of wells completed in this county since 2016, per filed well construction reports (Wisconsin DNR).
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Well records by ZIP code in Winnebago County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Neenah (54956) — 2,494 wells, median 201 ft
- Oshkosh (54904) — 2,265 wells, median 127 ft
- Winnebago (54985) — 1,194 wells, median 122 ft
- Larsen (54947) — 1,063 wells, median 145 ft
- Winneconne (54986) — 1,042 wells, median 142 ft
- Oshkosh (54902) — 921 wells, median 146 ft
- Butte Des Morts (54927) — 894 wells, median 145 ft
- Oshkosh (54903) — 891 wells, median 155 ft
- Pickett (54964) — 715 wells, median 154 ft
- Menasha (54952) — 611 wells, median 202 ft
- Omro (54963) — 522 wells, median 158 ft
- Eureka (54934) — 516 wells, median 142 ft
- Neenah (54957) — 406 wells, median 142 ft
- Waukau (54980) — 356 wells, median 152 ft
- Oshkosh (54901) — 309 wells, median 126 ft
Method: medians computed from WI DNR records (drilled water wells (well-construction reports) — geothermal loop/heat-exchange, anode, test and dry holes excluded; depths 0–5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.