Free Basement Finishing Cost Calculator (2026)

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Estimate No. RA-20260823-11213

Basement refinishing estimate

A complete budget for a 700 sq ft basement refinish in ZIP code 11213, with mid-range finishes. The categories and amounts below come from the provided project data.

Total provided budget $103,930

A detailed planning budget organized by professional services and project purchases.

ZIP code
11213
Country
USA
Renovation
Basement refinishing
Finish quality
Mid-range
Area
700 sq ft

Detailed cost breakdown

The full budget is organized into professional services and purchases. Expand or collapse either section to review every category and its scope.

Professionals · 16 categories$69,930

Labor, design, construction, installation, and project-management services.

CategoryScopeCost
Fees, profit and overheadContractor fees, project management, and overhead costs for managing the basement refinishing project.$10,080
Drywall and insulationInstall new drywall and insulation throughout the basement to ensure proper finishing and energy efficiency.$7,560
PlumbingInstall plumbing for a new bathroom and kitchenette, including water supply and drainage systems.$7,560
ElectricalInstall new electrical wiring, outlets, and lighting fixtures throughout the basement, ensuring compliance with local codes and standards.$6,300
Carpentry and framingFraming for new walls, a bathroom, and any custom carpentry required for built-ins or storage solutions.$5,040
FlooringInstall mid-range flooring such as laminate or carpet throughout the basement.$4,410
Finish and trimInstall baseboards, crown molding, and other trim work to complete the basement's aesthetic.$3,780
Window and door installationInstall new interior doors and potentially egress windows to meet safety and code requirements for a finished basement.$3,780
PaintingPaint all walls, ceilings, and trim in the basement with mid-range quality paint to ensure a clean and finished look.$3,150
Thermal, moisture and air sealingEnsure proper thermal, moisture, and air sealing to prevent dampness and improve energy efficiency in the basement.$3,150
ArchitectEngage an architect for planning and design services to ensure the basement refinishing meets all structural and aesthetic requirements.$2,520
CountertopInstall mid-range countertops in the kitchenette area, such as laminate or solid surface materials.$2,520
DemolitionDemolish any existing unfinished structures or outdated finishes in the basement to prepare for refinishing.$2,520
DesignerHire a designer to assist with interior design choices, ensuring the basement is both functional and aesthetically pleasing.$2,520
MechanicalService existing HVAC and plumbing systems to ensure they are extended and functioning properly in the basement.$2,520
Tile installationInstall tiles in the bathroom and kitchenette backsplash, ensuring proper setting and alignment.$2,520
Purchases · 11 categories$34,000

Materials, fixtures, equipment, furnishings, permits, and other project purchases.

CategoryScopeCost
Building materialsNew drywall, insulation, paint, and mid-range flooring such as laminate or carpet, plus lumber for any necessary framing adjustments or new walls.$7,000
Cabinetry and built-insBuilt-in storage solutions such as a small kitchenette with mid-range cabinets and a bathroom vanity, plus custom shelving units for storage and organization in the main living area.$5,000
Doors and windowsNew interior doors and possibly egress windows to meet safety codes for a finished basement.$4,000
FurnishingBasic furnishings to make the basement livable, such as seating, tables, and decor.$3,000
HVAC equipmentAdditional ductwork and a thermostat to extend the existing HVAC system to the basement. No new HVAC units are required, only modifications to the existing system.$3,000
Tiles and stonesMid-range tiles in the bathroom and as a backsplash in the kitchenette area.$3,000
LightingMid-range lighting fixtures and switches throughout the basement to ensure adequate illumination.$2,500
Plumbing fixturesMid-range plumbing fixtures for the bathroom and kitchenette, including a sink, toilet, and faucets.$2,500
MiscellaneousCover any additional materials or unexpected expenses that may arise during the basement refinishing project.$1,500
PermitsNecessary permits and inspections for the basement refinishing project to ensure compliance with local building codes.$1,500
Hardware and fastenersNecessary hardware and fasteners for installing doors, cabinets, and other fixtures in the basement.$1,000

Analysis and assumptions

This provided budget includes professional services and purchases for the stated location, area, renovation type, and mid-range finish quality. Actual costs can vary with site conditions, selections, taxes, and changes to scope.

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