Wisconsin Water Well
Drilling Cost
The average residential well in Wisconsin is 145 feet deep and costs $6,090 in 2026. Drilling rates range from $28 to $60 per foot, with total project costs varying based on depth, geology, and pump system.
Avg. Well Depth
145 ft
Cost / Foot
$28–$60
Total Project
$6,090
vs. National
19% below avg.
Wisconsin Well Drilling Cost by Depth
| Well Depth | Drilling Only | Complete System | Est. Total |
|---|---|---|---|
| 100 ft | $2,800–$6,000 | $7,600–$10,800 | $9,000 |
| 150 ft | $4,200–$9,000 | $9,400–$14,200 | $11,500 |
| 200 ft | $5,600–$12,000 | $11,200–$17,600 | $14,000 |
| 300 ft | $8,400–$18,000 | $14,800–$24,400 | $19,000 |
| 400 ft | $11,200–$24,000 | $18,400–$31,200 | $24,000 |
| 500 ft | $14,000–$30,000 | $22,000–$38,000 | $29,000 |
*Drilling only = drilling labor per foot. Complete system includes casing, pump, pressure tank, electrical, and permits. Costs are Wisconsin estimates for 2026.
Wisconsin Well System Component Costs
| Service | Low | High | Average |
|---|---|---|---|
| Well Casing — PVC (145 ft) | $870 | $1,595 | $1,160 |
| Well Casing — Steel (145 ft) | $4,350 | $18,850 | $9,425 |
| Submersible Pump | $300 | $2,000 | $1,000 |
| Pressure Tank | $500 | $2,000 | $1,100 |
| Electrical Hookup | $1,000 | $3,000 | $1,800 |
| Permits | $25 | $100 | Varies |
| Water Quality Testing | $50 | $500 | $200 |
*Component costs based on Wisconsin average well depth of 145 ft. Steel casing is typically required for bedrock wells; PVC is used in unconsolidated formations.
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Itemized Cost Estimate
This estimate is 108% above the Wisconsin average of $6,090
Estimates are approximate. Actual costs depend on site conditions and contractor pricing.
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Wisconsin Geology & Aquifers
Wisconsin's glacially-shaped landscape has thick drift deposits in the north and east, with sand and gravel providing productive shallow aquifers. The Driftless Area in the southwest was never glaciated and has Cambrian-Ordovician sandstone and Silurian dolomite bedrock with fracture-dependent yields.
Understanding your local geology is important because rock type directly affects drilling cost. Hard crystalline rock (granite, gneiss) costs more to penetrate than soft sedimentary formations (sandstone, limestone) or unconsolidated deposits (sand, gravel). Your well driller can estimate costs based on nearby well logs.
Primary Aquifer
Sand and Gravel Aquifers / Cambrian-Ordovician Sandstone Aquifer / Silurian Dolomite Aquifer
Water table depth: 20-80 feet in glacial deposits; 50-300 feet in bedrock formations; the Cambrian-Ordovician can be tapped at 100-1,000 feet
Best Drilling Season
April through November; northern Wisconsin frost depths of 5+ feet limit winter access severely
Population on well water: About 27% of Wisconsin households use private wells, with the highest rates in the rural northern and western counties
Why Well Depth Varies in Wisconsin
Wells in Wisconsin range from 30 to 400 feet deep. The wide range is driven by regional differences in geology, water table depth, and aquifer type. A well in one part of the state may cost significantly more or less than another area just 50 miles away.
30 ft
Shallowest typical wells
Usually in areas with high water tables, sandy soils, or alluvial aquifers near rivers
145 ft
State average depth
Typical residential well for most Wisconsin locations
400 ft
Deepest typical wells
Usually in arid areas, mountain terrain, or where shallow aquifers are depleted
Wisconsin Well Drilling Permits & Regulations
Wisconsin requires all water well drillers and pump installers to be licensed by the Wisconsin DNR. The program includes rigorous examinations. No homeowner exemption — all wells must be drilled by licensed contractors.
Permit Authority
- Authority
- Wisconsin Department of Natural Resources (DNR); all wells must be constructed by licensed well drillers and pump installers
- Permit Cost
- $25-$100
Water Rights
- Doctrine
- Reasonable Use (Wisconsin's high-capacity well law requires DNR review of wells exceeding 70 gallons per minute for impacts on public water supplies and navigable waters)
Well Water Quality in Wisconsin
Well water quality in Wisconsin varies by location and aquifer type. Testing your water at least annually is recommended, and a comprehensive test should be done before using a new well.
Common Water Quality Issues
nitrate
Treatment: reverse osmosis or ion exchange system
arsenic in northeastern counties
Treatment: reverse osmosis or adsorption media filter
radium in deep sandstone
Treatment: water softener or reverse osmosis
iron
Treatment: iron filter or oxidation system
manganese
Treatment: oxidation filter or greensand system
hardness
Treatment: water softener
Testing Recommendations
- Before first use: Full panel including bacteria, nitrates, pH, and state-specific contaminants ($150–$500)
- Annually: Bacteria (coliform) and nitrate testing at minimum ($50–$100)
- After flooding or repairs: Bacteria test to confirm well integrity ($25–$50)
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Well Drilling Costs by City in Wisconsin
Well drilling costs vary by location within Wisconsin. Select a city for local pricing details.
Milwaukee
WI
Madison
WI
Green Bay
WI
Appleton
WI
Eau Claire
WI
+ 7 more cities in Wisconsin. View all
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