Oconomowoc, WI Well
Drilling Cost
Avg. Depth
230 ft
Cost / Foot
$26–$62
Total Project
$9,660
vs. National Avg
29% above avg.
the $7,500 national avg.
Oconomowoc, WI Well Drilling Cost by Depth
| Well Depth | Drilling Only | Complete System | Est. Total |
|---|---|---|---|
| 100 ft | $2,600–$6,200 | $7,400–$11,000 | $9,000 |
| 150 ft | $3,900–$9,300 | $9,100–$14,500 | $11,500 |
| 200 ft | $5,200–$12,400 | $10,800–$18,000 | $14,000 |
| 300 ft | $7,800–$18,600 | $14,200–$25,000 | $19,000 |
| 400 ft | $10,400–$24,800 | $17,600–$32,000 | $24,000 |
| 500 ft | $13,000–$31,000 | $21,000–$39,000 | $29,000 |
*Costs are estimates based on Oconomowoc area rates for 2026. Complete system includes casing, pump, pressure tank, electrical, and permits. Actual prices vary by property.
Well Drilling in Oconomowoc, WI
Lake country glacial terrain; Silurian dolomite bedrock beneath glacial drift; kettle moraine landscape with productive gravel deposits
The average residential well in Oconomowoc is 230 feet deep and costs approximately $9,660 for a complete system including drilling, casing, pump, and pressure tank. Drilling rates in the area range from $26 to $62 per foot, which is 29% above the national average of $7,500.
The primary aquifer serving the Oconomowoc area is the Silurian Dolomite / Glacial Drift Aquifer. Well depths can vary significantly depending on your specific property location and proximity to the aquifer.
Permits & Regulations
Waukesha County well permit; WI DNR; $50-$100
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Nearby Areas
Also serving: Delafield , Lac La Belle, Summit, Dousman, North Prairie
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