Looking for a well driller in Darby, MT? Describe your project once and up to five licensed well drillers who work in Darby and Ravalli County get back to you with a quote. It's free and there is no obligation.
Darby is home to about 873 people (2024 Census Bureau estimate), a growing community (+10.6% since 2020). With 1,311 people per sq mi, it is a suburban area. Homes and farms beyond the reach of public water rely on private wells, drilled and serviced by local licensed drillers.
Darby at a glance
- Population (Census Bureau estimate, 2024)
- 873 (+10.6% since 2020)
- Rank in Montana
- 61st of 126 cities and towns
- Land area
- 0.7 sq mi
- Population density
- 1,311 people per sq mi (suburban)
- Type
- Town (Darby town)
- Main county
- Ravalli County
What to check before hiring in Darby
- License: in Montana, water well drilling and pump installation are licensed or registered by the state in most cases. Ask for the license number.
- Well logs: the state keeps logs of nearby wells; they help estimate depth and yield.
- Price drivers: depth, geology, casing and grouting required, pump and pressure system.
- Water testing: test the water after drilling and then regularly; the owner is responsible for its quality.
Useful official resources
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EPA: private wells
Testing and protecting a private well.
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NGWA
The national association of groundwater professionals.
Services available in Darby
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New water well
Drilling, casing and development of a new water well, with the state well permit and log.
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Well pump installation or repair
Installation, replacement or repair of the well pump, pressure tank and controls.
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Well inspection or rehabilitation
Inspection, cleaning, deepening or proper abandonment of an existing well.
Frequently asked questions in Darby
How much does a well cost in Darby, MT?
Mostly depth and geology: drillers often price per foot, plus casing, pump and connection. Describe your project: drillers who serve Darby reply with a quote.
How long does drilling take?
Often one to three days of drilling once the permit is issued, then the pump and plumbing.
Can my old well be fixed?
Sometimes: cleaning, a new pump or deepening can restore it. A well professional can tell you after an inspection.
Which licensed well drillers will contact me?
Up to five independent licensed well drillers who serve Darby and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.