Home Improvement Costs in New Jersey | All Projects (2026)
Planning a home improvement project in New Jersey? Below is a complete breakdown of estimated costs for 13 common projects, based on 2026 data. The most expensive typical project is Siding Replacement at $17,407, while Home Security System comes in at $300.
New Jersey Cost Snapshot
Projects Covered
13
Avg. Typical Cost
$8,842
Renovation Estimate
$9,714
All Home Improvement Costs in New Jersey
Sorted by typical cost, most expensive first. Click any project to see a detailed breakdown for New Jersey.
| Project | Low | Typical | High |
|---|---|---|---|
| Siding Replacement | $7,254 | $17,407 | $38,003 |
| Solar Panel | $11,080 | $16,620 | $27,700 |
| Deck Building | $6,677 | $13,354 | $26,707 |
| Roof Replacement | $10,283 | $13,222 | $17,629 |
| Childcare | $5,990 | $12,502 | $20,213 |
| Window Replacement | $6,223 | $9,795 | $18,393 |
| HVAC Replacement | $6,550 | $9,197 | $12,249 |
| Garage Door Replacement | $2,212 | $5,611 | $6,764 |
| Flooring Installation | $2,048 | $5,119 | $10,238 |
| Interior Painting | $1,454 | $4,595 | $9,307 |
| Exterior Painting | $1,622 | $4,550 | $8,988 |
| Water Heater Replacement | $2,227 | $2,675 | $7,918 |
| Home Security System | $120 | $300 | $480 |
Full Renovation Estimate for New Jersey
If you are planning a major renovation that includes a kitchen remodel, bathroom remodel, new flooring, and interior painting, here is the combined estimate for New Jersey:
Low End
$3,502
Typical
$9,714
High End
$19,545
| Included Project | Low | Typical | High |
|---|---|---|---|
| Flooring Installation | $2,048 | $5,119 | $10,238 |
| Interior Painting | $1,454 | $4,595 | $9,307 |
| Total | $3,502 | $9,714 | $19,545 |
This estimate combines kitchen remodel, bathroom remodel, flooring, and interior painting. Actual costs depend on scope, materials, and contractor pricing.
How New Jersey Compares to Neighboring States
The table below shows how the average project cost across all calculators in New Jersey compares to its neighboring states. If you live near a state border, nearby contractors may offer competitive pricing.
| State | Avg. Typical Cost | vs. New Jersey |
|---|---|---|
| New Jersey (you) | $8,842 | -- |
| Delaware | $7,943 | -10% |
| Pennsylvania | $8,097 | -8% |
| New York | $9,211 | +4% |
How these costs were calculated
Data sources: Bureau of Labor Statistics (OEWS), Craftsman National Estimator, NAHB permit data
Granularity: State-level averages; metro areas may vary 20–30%
See our full methodology. Report an error.