Looking for a basement contractor in Sentinel Butte, ND? Describe your project once and up to three basement contractors who work in Sentinel Butte and Golden Valley County get back to you with a quote. It's free and there is no obligation.
Sentinel Butte is home to about 70 people (2024 Census Bureau estimate), a growing community (+7.7% since 2020). With 68 people per sq mi, it is a rural area. Full basements are common here and often the cheapest way to add living space.
Sentinel Butte at a glance
- Population (Census Bureau estimate, 2024)
- 70 (+7.7% since 2020)
- Rank in North Dakota
- 253rd of 355 cities and towns
- Land area
- 1.0 sq mi
- Population density
- 68 people per sq mi (rural)
- Type
- City (Sentinel Butte city)
- Main county
- Golden Valley County
What to check before hiring in Sentinel Butte
- Moisture first: waterproof before finishing.
- Egress: in North Dakota, a basement bedroom needs an escape opening.
- Radon: test before you finish.
- Price drivers: size, bathroom, ceiling height, finishes and egress.
Useful official resources
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ICC: International Code Council
Official information and guidance.
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EPA: radon
Official information and guidance.
Services available in Sentinel Butte
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Basement finishing
Framing, insulation, electrical, drywall and flooring of a basement, with permit.
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Basement bathroom or rental unit
Bathroom, kitchenette or legal basement unit with egress and plumbing.
Frequently asked questions in Sentinel Butte
How much does basement finishing cost in Sentinel Butte, ND?
It depends on size, bathroom and finishes. Describe your basement: contractors who serve Sentinel Butte reply with a quote.
How long does it take?
Often several weeks.
Can I rent it out?
Only if local rules allow an accessory unit; check zoning.
Which basement contractors will contact me?
Up to three independent basement contractors who serve Sentinel Butte 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.