Basement Waterproofing Cost in New Jersey
$2,550 – $16,100We estimate basement waterproofing in New Jersey at $2,550 to $16,100 for interior drainage along part or all of a basement. The national estimate is $2,450 to $15,500. New Jersey carpenter pay is 6% above the national median, ranking 10 of 51.
| Part of the job | Low | High |
|---|---|---|
| Parts and materials (our assumption) | $1,000 | $5,000 |
| Labor hours (our assumption) | 20 | 80 |
| Billed labor rate per hour | $77 | $138 |
| Estimated total | $2,550 | $16,100 |
Our estimate, not a quote. Billed rate is the New Jersey median wage from BLS (2025, $30.77 an hour) times 2.5 to 4.5 to cover payroll costs, overhead, travel and profit. How we estimate
What other publishers report
| Publisher | Low | High | Scope |
|---|---|---|---|
| This Old House | $12,447 | $14,833 | 1,000 square foot basement. Page dated March 2026. |
| Bob Vila | $2,300 | $7,575 | Overall, citing Angi. Page dated June 2024. |
| Fixr | $3,000 | $10,000 | Overall. Page dated February 2026. |
Who can legally do this in New Jersey
Every business making or selling home improvements in New Jersey must register annually with the Division of Consumer Affairs unless exempt. Unregistered contractors will not be issued municipal construction permits.
Compared with neighboring states
| State | Median wage | Low | High |
|---|---|---|---|
| Delaware | $28.46 | $2,400 | $15,200 |
| New York | $34.77 | $2,750 | $17,500 |
| Pennsylvania | $28.54 | $2,450 | $15,300 |
Other carpenter jobs in New Jersey
Basement Waterproofing cost in every state · New Jersey home repair guide
Sources
General information, not professional advice. Conditions, codes and prices vary. Turn off power, gas or water before any work, and hire a licensed professional when in doubt. Cost figures are our estimates, not quotes.