Kuna, ID Well
Drilling Cost
Avg. Depth
220 ft
Cost / Foot
$25–$58
Total Project
$8,800
vs. National Avg
17% above avg.
the $7,500 national avg.
Kuna, ID Well Drilling Cost by Depth
| Well Depth | Drilling Only | Complete System | Est. Total |
|---|---|---|---|
| 100 ft | $2,500–$5,800 | $7,300–$10,600 | $8,800 |
| 150 ft | $3,750–$8,700 | $8,950–$13,900 | $11,200 |
| 200 ft | $5,000–$11,600 | $10,600–$17,200 | $13,600 |
| 300 ft | $7,500–$17,400 | $13,900–$23,800 | $18,400 |
| 400 ft | $10,000–$23,200 | $17,200–$30,400 | $23,200 |
| 500 ft | $12,500–$29,000 | $20,500–$37,000 | $28,000 |
*Costs are estimates based on Kuna area rates for 2026. Complete system includes casing, pump, pressure tank, electrical, and permits. Actual prices vary by property.
Well Drilling in Kuna, ID
Southern Ada County with Snake River basalt flows; Indian Creek drainage with alluvial deposits over volcanic rock
The average residential well in Kuna is 220 feet deep and costs approximately $8,800 for a complete system including drilling, casing, pump, and pressure tank. Drilling rates in the area range from $25 to $58 per foot, which is 17% above the national average of $7,500.
The primary aquifer serving the Kuna area is the Western Snake River Plain Aquifer. Well depths can vary significantly depending on your specific property location and proximity to the aquifer.
Permits & Regulations
Ada County well permit; IDWR; $125-$200
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