Kalispell, MT Well
Drilling Cost
Avg. Depth
100 ft
Cost / Foot
$28–$62
Total Project
$4,200
vs. National Avg
44% below avg.
the $7,500 national avg.
Kalispell, MT Well Drilling Cost by Depth
| Well Depth | Drilling Only | Complete System | Est. Total |
|---|---|---|---|
| 100 ft | $2,800–$6,200 | $7,600–$11,000 | $9,000 |
| 150 ft | $4,200–$9,300 | $9,400–$14,500 | $11,500 |
| 200 ft | $5,600–$12,400 | $11,200–$18,000 | $14,000 |
| 300 ft | $8,400–$18,600 | $14,800–$25,000 | $19,000 |
| 400 ft | $11,200–$24,800 | $18,400–$32,000 | $24,000 |
| 500 ft | $14,000–$31,000 | $22,000–$39,000 | $29,000 |
*Costs are estimates based on Kalispell area rates for 2026. Complete system includes casing, pump, pressure tank, electrical, and permits. Actual prices vary by property.
Well Drilling in Kalispell, MT
Flathead Valley glacial lakebed with thick sand and gravel deposits from Glacial Lake Missoula; highly productive shallow aquifer
The average residential well in Kalispell is 100 feet deep and costs approximately $4,200 for a complete system including drilling, casing, pump, and pressure tank. Drilling rates in the area range from $28 to $62 per foot, which is 44% below the national average of $7,500.
The primary aquifer serving the Kalispell area is the Flathead Valley Glacial Aquifer. Well depths can vary significantly depending on your specific property location and proximity to the aquifer.
Permits & Regulations
Flathead County well permit; Montana DNRC; $125-$200
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Nearby Areas
Also serving: Whitefish , Columbia Falls, Bigfork, Lakeside, Evergreen
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