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Home Basement Remodeling

Basement Remodeling

Design-build basement finishing and remodels across the Twin Cities since 1983. Waterproofing done right, code-compliant egress, custom cabinetry, and a fixed price signed before we touch a stud.

A Minnesota basement is the cheapest square footage in your house — if you finish it correctly

Nearly every Twin Cities home has a full basement, and most of them are underused. Finishing one adds a family room, a guest suite, a legal bedroom, a home gym, or a second entertaining level at roughly half the cost per square foot of an addition. The catch is that a Minnesota basement has to be finished correctly — moisture management before framing, a real vapor strategy, proper insulation detailing at the rim joist, and egress that actually meets code — or it will fail in five years. That is the work we do.

  • Full basement finishes — family room, bath, bedrooms, storage

  • Legal bedroom conversions with code-compliant egress windows

  • Wet bars, kitchenettes, and full second kitchens

  • Home theaters, gyms, wine rooms, and custom built-ins

  • Moisture remediation, sump upgrades, and rim-joist insulation

  • Low-ceiling solutions — duct rerouting and trimmed beams where it matters

Our services
Basement Remodeling

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Basement Remodeling

Most of our basement work falls into three scopes. A first-time finish on a builder-rough basement — insulation, framing, egress, electrical, plumbing, and full finishes from scratch. A re-finish, where an old finish from the 70s or 80s is coming down to studs because of water, odor, or a dated layout. And a full basement remodel that adds complexity — a second kitchen, a wine room, structural work to open up a low-ceiling area, or a legal bedroom addition.

What’s included in a Knutson basement remodel

  • Moisture and envelope — rim-joist spray foam, perimeter drainage review, sump pump upgrade if needed, vapor strategy against foundation walls
  • Framing and insulation — code-compliant framing, proper insulation, fire-blocking at floor/ceiling transitions
  • Code-compliant egress — window wells, full egress cuts into the foundation where a legal bedroom is planned
  • Electrical and HVAC — new circuits, upgraded panel if the house needs it, supply and return runs sized for the finished space
  • Plumbing — bath rough-in, kitchenette or wet-bar plumbing, sometimes a grinder pump where gravity drain is not feasible
  • Full bath — shower, vanity, toilet, heated floor if desired
  • Custom built-ins — media walls, wine walls, bar cabinetry, office millwork from our shop
  • Drywall, flooring, trim, paint, and lighting — finish work to the same standard as your main floor

Our basement remodeling process

We use the same five-step process on every basement, whether it is a builder-rough first finish or a gut-and-rebuild of a forty-year-old basement.

  1. Consultation — we walk the basement, check for active or historical moisture, evaluate ceiling heights, locate mechanicals, and look at egress feasibility for any planned bedrooms.
  2. Design and selections — typically four to eight weeks. Layout, structural review where needed, and finish selections at our showroom.
  3. Fixed-price contract — every line priced and signed before demolition. Allowances only for items that are genuinely unknown until we open things up.
  4. Build — dedicated project manager, daily dust containment, staged inspections. Typical basement timeline on site is eight to fourteen weeks.
  5. Final walkthrough and warranty — we punch every item with you before handover, and our workmanship warranty covers the work after.

Why Twin Cities homeowners choose Knutson

Basements are where corner-cutting shows up fastest. You cannot see a missed vapor detail behind drywall until the finished space starts smelling musty in August. You cannot see an improperly sized egress window until a buyer’s inspector calls out a failing bedroom in the listing. You cannot see an underperforming sump until the spring thaw backs water into your new laminate. We have been remodeling Minnesota basements for four decades, and that is enough time to have seen every version of those failures on tear-out — which is exactly why we build to avoid them.

The second reason is what a Knutson basement looks like when it is done. Our cabinet shop builds the bar, the media wall, the wine cellar, the office built-ins, and the mudroom bench — matched and detailed the same way as the rest of the project. When families hire us, they usually want a basement that feels like part of the house, not a finished basement that reads like a finished basement. That is mostly about cabinetry, trim, lighting, and ceiling detail — and those are the pieces we control in-house.

Basement remodel cost and timeline

Basement budgets in the Twin Cities depend heavily on whether you need a bath, a bedroom egress, and any structural or moisture work. As a working guide: a straightforward first-time finish — open family room, no bath, existing ceiling height — typically runs $45,000 to $75,000. A finished basement with a full bath and a bedroom with a new egress window lands in the $70,000 to $130,000 range. A fully built-out basement with a second kitchen or large wet bar, theater or gym, custom wine room, and high-end finishes runs $135,000 to $260,000+. A re-finish after a water event or bad previous build adds demolition, disposal, and often moisture remediation on top of whichever scope you are in.

Timeline runs four to eight weeks for design and selections, then eight to fourteen weeks on site. What most often adds weeks: cutting a new egress opening into the foundation (permit review plus a concrete contractor in the middle of framing), long-lead appliances for a second kitchen, natural stone for a bar front, and structural work when we need to reroute a ceiling beam to gain head height.

Our Twin Cities service area

Knutson builds basements throughout the Twin Cities metro. Our dedicated city pages cover Minneapolis and Saint Paul, plus Edina, Eden Prairie, Minnetonka, Wayzata, Maple Grove, Plymouth, Bloomington, Eagan, Burnsville, and Lakeville.

Basement challenges vary by era of the house. 1920s south Minneapolis homes and Highland Park colonials typically have block foundations, seven-foot ceilings, and old cast iron drains running low through the ceiling — ceiling detail and duct rerouting matter most. 1960s ramblers in Edina or Bloomington usually have eight-foot pours and generous floor plans, but the original single-pane glass-block windows need to come out before any bedroom conversion. 1990s two-stories in Eden Prairie and Maple Grove usually have poured-wall foundations and nine-foot ceilings — the design challenge is using that height well, not fighting for it.

Ready to finish your basement?

Request a consultation and we will walk the space, check moisture, measure ceiling height against code, evaluate egress feasibility, and talk through what a realistic scope and budget look like for your house. You will leave the first meeting with a clear picture of what is possible on your lot, not a generic sales pitch.

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Common Questions

Basement remodeling FAQ

Knutson has been finishing and remodeling Twin Cities basements since 1983. The reason this sounds like a simple service but regularly goes badly is that the work has three layers that have to be done in order: moisture and envelope, code and structure, then finishes. Companies that skip the first two and jump straight to drywall create basements that mildew, fail inspection when a buyer's inspector shows up, or fight the homeowner every spring.

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  • Yes, if we can create a code-compliant egress window. Minnesota code requires a specific opening size, sill height, and window well depth. Most existing basement windows are too small. Cutting a new egress is a permit-pulled job that involves concrete cutting, a new window, and a correctly sized well — all of which we handle.
  • Not until we understand why. Damp basements come from exterior grading, a failing sump, blocked perimeter drain tile, hydrostatic pressure, or air leaks at the rim joist condensing. We diagnose the actual cause before any framing plan is drawn. Finishing over an active moisture problem is how basements get torn out three years later.
  • Yes. Any finished basement with framing, electrical, plumbing, or an egress cut requires a permit in every Twin Cities municipality. We pull and manage it as part of the project, and inspections are scheduled on our build calendar.
  • Minnesota code allows a minimum finished ceiling height of 7 feet in habitable basement rooms, with some allowance for beams and ducts to drop to 6 feet 4 inches. Most 1990s-plus homes are fine. Many 1920s and 1940s homes are close to the limit — we measure before promising a layout, and sometimes the honest answer is to reroute a trunk or eat the beam to gain the last three inches.
  • Yes. Second kitchens are a growing request — multigenerational living, in-laws, hosting. The main constraints are drain slope (sometimes a grinder pump is needed) and code around a separate dwelling unit if the basement reads like an apartment. We design for the use you actually want.
  • Yes. Concrete slabs are cold year-round, not just in winter. Heated floors in a basement bath and in main living areas are one of the most satisfying upgrades we install, and the wiring goes in cheaply during the underlayment phase.
  • See the cost section. Short version: a simple family-room finish starts around $55,000. A full basement with a bath and a legal bedroom is typically $70,000 to $130,000. A maxed-out basement with a second kitchen, theater, and built-ins runs $180,000 and up.
  • Photos of the existing basement, a description of any past water events, the age of the sump pump and water heater, a rough sketch of how you want to use the space, and your budget range. If a bedroom is on the list, knowing the existing window size saves us a measurement on the first visit.

Service Areas

We Work Near You

Forty-three years in one market means we know the housing stock house by house — the bungalow framing in south Minneapolis, the brick colonials of Highland Park, the mid-century ramblers of Edina, the custom 1990s two-stories of Eden Prairie. We design and build to the home you have and the city you live in.

Minneapolis

  • Fulton

  • Linden Hills

  • Lynnhurst

  • Armatage

  • Tangletown

  • Kenny

  • Lake Harriet

  • Kingfield

  • Windom

Saint Paul

  • Highland Park

  • Mac-Groveland

  • Cathedral Hill

  • Merriam Park

  • Fort Road

  • Summit Hill

  • Crocus Hill

  • Saint Anthony Park

  • Macalester-Groveland

Twin Cities Suburbs

  • Edina

  • Saint Louis Park

  • Richfield

  • Hopkins

  • Golden Valley

  • Bloomington

  • Minnetonka

  • Eden Prairie

  • More areas

The Ultimate Remodeling Experience

We help make dream home

Our experienced team is ready to satisfy your remodelling needs. We are professional in HVAC, Roofing, Siding and Window services. Contact us to get home improvement services now!

Knutson is a remodeling company, which means design and construction live under one roof — not parceled out to a separate architect, separate cabinet shop, and separate general contractor. That structure is the reason our projects close on schedule, hold their finish quality, and avoid the surprise change orders that plague the rest of the industry.

Why Choose Us

Built Right From Start

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    Client Satisfaction

  • Every project is shaped around your space, goals, and the way you actually live.

    Tailored Approach

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    You always know what comes next, with transparent communication and confident project direction.

  • Full estimates with itemized scope, allowances, and selection budgets up front. Change orders are documented and approved before any work begins.

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