Twin Falls, ID Well
Drilling Cost
Avg. Depth
250 ft
Cost / Foot
$24–$56
Total Project
$9,500
vs. National Avg
27% above avg.
the $7,500 national avg.
Twin Falls, ID Well Drilling Cost by Depth
| Well Depth | Drilling Only | Complete System | Est. Total |
|---|---|---|---|
| 100 ft | $2,400–$5,600 | $7,200–$10,400 | $8,600 |
| 150 ft | $3,600–$8,400 | $8,800–$13,600 | $10,900 |
| 200 ft | $4,800–$11,200 | $10,400–$16,800 | $13,200 |
| 300 ft | $7,200–$16,800 | $13,600–$23,200 | $17,800 |
| 400 ft | $9,600–$22,400 | $16,800–$29,600 | $22,400 |
| 500 ft | $12,000–$28,000 | $20,000–$36,000 | $27,000 |
*Costs are estimates based on Twin Falls area rates for 2026. Complete system includes casing, pump, pressure tank, electrical, and permits. Actual prices vary by property.
Well Drilling in Twin Falls, ID
Snake River Canyon rim with thick Columbia River Basalt Group flows; wells penetrate multiple basalt layers with productive interflow zones
The average residential well in Twin Falls is 250 feet deep and costs approximately $9,500 for a complete system including drilling, casing, pump, and pressure tank. Drilling rates in the area range from $24 to $56 per foot, which is 27% above the national average of $7,500.
The primary aquifer serving the Twin Falls area is the Eastern Snake River Plain Aquifer. Well depths can vary significantly depending on your specific property location and proximity to the aquifer.
Permits & Regulations
Twin Falls County well permit; IDWR; $125-$175
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Nearby Areas
Also serving: Kimberly, Filer, Buhl, Jerome , Hansen
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