DeKalb, IL Well
Drilling Cost
Avg. Depth
160 ft
Cost / Foot
$22–$52
Total Project
$5,760
vs. National Avg
23% below avg.
the $7,500 national avg.
DeKalb, IL Well Drilling Cost by Depth
| Well Depth | Drilling Only | Complete System | Est. Total |
|---|---|---|---|
| 100 ft | $2,200–$5,200 | $7,000–$10,000 | $8,400 |
| 150 ft | $3,300–$7,800 | $8,500–$13,000 | $10,600 |
| 200 ft | $4,400–$10,400 | $10,000–$16,000 | $12,800 |
| 300 ft | $6,600–$15,600 | $13,000–$22,000 | $17,200 |
| 400 ft | $8,800–$20,800 | $16,000–$28,000 | $21,600 |
| 500 ft | $11,000–$26,000 | $19,000–$34,000 | $26,000 |
*Costs are estimates based on DeKalb area rates for 2026. Complete system includes casing, pump, pressure tank, electrical, and permits. Actual prices vary by property.
Well Drilling in DeKalb, IL
Northern Illinois till plain with Wisconsinan glacial deposits; shallow sand and gravel lenses above Silurian dolomite bedrock
The average residential well in DeKalb is 160 feet deep and costs approximately $5,760 for a complete system including drilling, casing, pump, and pressure tank. Drilling rates in the area range from $22 to $52 per foot, which is 23% below the national average of $7,500.
The primary aquifer serving the DeKalb area is the Troy Bedrock Valley / Shallow Glacial Aquifer. Well depths can vary significantly depending on your specific property location and proximity to the aquifer.
Permits & Regulations
DeKalb County well permit; Illinois EPA; $50-$100
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Nearby Areas
Also serving: Sycamore, Genoa, Cortland, Shabbona, Malta
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