March 21, 2026
Average Cost of Home Improvement Projects on Long Island
By Admin
Prices on Long Island run higher than the national average because of labor costs, permitting, and the typical size of homes here. These ranges are based on what pros on LI ToolBox are quoting for standard projects.
## Kitchen remodels
- **Budget refresh** (paint, hardware, countertop swap): **$8,000 – $15,000**
- **Mid-range** (new cabinets, quartz tops, appliances): **$25,000 – $50,000**
- **High-end** (full gut, custom cabinets, tile backsplash, layout change): **$60,000 – $120,000+**
## Bathroom renovations
- **Cosmetic** (new fixtures, vanity, paint): **$4,000 – $8,000**
- **Standard remodel** (tub/shower, tile, fixtures, vanity): **$12,000 – $25,000**
- **Full gut with layout change:** **$30,000 – $60,000**
## Roofing
- **Asphalt shingle replacement** (single layer, 2,000 sq ft home): **$10,000 – $18,000**
- **Tear-off and replace:** add **$1,500 – $3,000**
- **Flat-roof replacement:** **$8 – $14 per sq ft**
## Windows
- **Replacement windows (vinyl, double-hung):** **$600 – $1,200 per window installed**
- **High-end wood or fiberglass:** **$1,500 – $3,000 per window installed**
## Siding
- **Vinyl siding** (2,000 sq ft): **$12,000 – $22,000**
- **Cedar shake:** **$25,000 – $45,000**
- **Fiber cement (James Hardie):** **$20,000 – $40,000**
## HVAC
- **Central AC replacement** (3-ton): **$6,000 – $10,000**
- **Gas furnace replacement:** **$5,000 – $9,000**
- **Heat pump install:** **$8,000 – $15,000** (may qualify for NY Clean Heat rebates)
## Electrical
- **Panel upgrade** (100 to 200 amp): **$2,500 – $4,500**
- **EV charger install:** **$800 – $1,800**
- **Whole-house generator** (Generac, installed): **$10,000 – $18,000**
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These are averages. Your actual cost depends on your home, the products you choose, and local permit fees. The best way to get a real number is to post your project on LI ToolBox and get 2-5 quotes from local pros. [Post a job for free →](/requests/create)