Basement Finishing cost in New York, NY (2026)
For a typical 800 sq ft basement finishing in the New York metro, mid-range typically runs $21,386. Labor here averages 12% above national trade wages, with materials at each tier's quality level and contractor overhead applied the way contractors actually bill.
Standard-tier breakdown, line by line
| Line item | Category | Typical cost |
|---|---|---|
| Flooring material | Material | $2,800 |
| Egress window (if required) | Material | $2,400 |
| Framing lumber and hardware | Material | $2,000 |
| Wall framing | Labor | $1,982 |
| Electrical rough-in and finish | Labor | $1,667 |
| Electrical supplies and fixtures | Material | $1,600 |
| Drywall installation and finishing | Labor | $1,501 |
| Drywall | Material | $1,440 |
| Insulation | Material | $1,200 |
| Flooring installation | Labor | $1,111 |
| Trim and baseboards | Material | $800 |
| Painting | Labor | $571 |
| Insulation installation | Labor | $538 |
| Trim installation | Labor | $496 |
| Plumbing (if adding bathroom) | Labor | $481 |
| Paint and primer | Material | $400 |
| Misc supplies and fasteners | Supplies | $240 |
| Debris removal | Disposal | $160 |
| Total (incl. overhead) | $21,386 |
New York trade wages behind this estimate
| Trade | SOC | Median /hr | vs. national |
|---|---|---|---|
| Carpenters | 47-2031 | $29.50/hr | +10% |
| Electricians | 47-2111 | $37.20/hr | +18% |
| Drywall and Ceiling Tile Installers | 47-2081 | $26.80/hr | +9% |
| Floor Layers, Except Carpet, Wood, and Hard Tiles | 47-2042 | $24.80/hr | +12% |
| Painters, Construction and Maintenance | 47-2141 | $25.50/hr | +13% |
| Insulation Workers, Floor, Ceiling, and Wall | 47-2131 | $24.00/hr | +6% |
| Plumbers, Pipefitters, and Steamfitters | 47-2152 | $35.80/hr | +17% |
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Finishing a basement costs $25-$60 per square foot. A basic finish with drywall and flooring costs $25-$35/sqft, a mid-range finish with bathroom and kitchenette runs $35-$50/sqft, and a high-end finish with wet bar and home theater can exceed $60/sqft.
Finishing a basement typically recoups 60-70% of costs in home value and adds usable living space. It is one of the most cost-effective ways to add square footage to your home without building an addition.
A basement finishing project typically takes 4-8 weeks. Simple conversions with minimal plumbing can be done in 3-4 weeks, while full buildouts with bathroom, kitchen, and custom finishes may take 8-12 weeks.