Looking for a basement contractor in Marine on St. Croix, MN? Describe your project once and up to three basement contractors who work in Marine on St. Croix and Washington County get back to you with a quote. It's free and there is no obligation.
Marine on St. Croix is home to about 658 people (2024 Census Bureau estimate), a stable community (−0.9% since 2020). With 168 people per sq mi, it is a semi-rural area. Full basements are common here and often the cheapest way to add living space.
Marine on St. Croix at a glance
- Population (Census Bureau estimate, 2024)
- 658 (−0.9% since 2020)
- Rank in Minnesota
- 439th of 855 cities and towns
- Land area
- 3.9 sq mi
- Population density
- 168 people per sq mi (semi-rural)
- Type
- City (Marine on St. Croix city)
- Main county
- Washington County
What to check before hiring in Marine on St. Croix
- Moisture first: waterproof before finishing.
- Egress: in Minnesota, 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 Marine on St. Croix
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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 Marine on St. Croix
How much does basement finishing cost in Marine on St. Croix, MN?
It depends on size, bathroom and finishes. Describe your basement: contractors who serve Marine on St. Croix 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 Marine on St. Croix 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.