How Much Does Room Addition Cost in Jersey City, NJ?
Average room addition costs in Jersey City range from $12,232 to $16,550. Get a free, customized estimate below.
Room Addition Cost Breakdown — Jersey City, NJ
| Item | Unit | Qty | Unit Price | Total |
|---|---|---|---|---|
| Foundation | sq ft | 200 | $20.25 | $4050.00 |
| Framing | sq ft | 200 | $16.20 | $3240.00 |
| Roofing | sq ft | 220 | $10.80 | $2376.00 |
| Electrical & Plumbing | lump sum | 1 | $4725.00 | $4725.00 |
| Estimated Total | $14,391.00 | |||
* Prices are estimates based on Jersey City market rates. Actual costs may vary based on project specifics.
Estimate
Ref ID: EST-2026-N8JT
Date Issued
May 6, 2026
Client
Project Details
Site Address
Start Date
End Date
Scope of Work
Materials
| Material Specification | Units | Amount | Ext. Total | |
|---|---|---|---|---|
$ | $4,050 | |||
$ | $3,240 | |||
$ | $2,376 | |||
$ | $4,725 |
Labor
| Service Specification | Type | Hrs | Rate | Ext. Total | |
|---|---|---|---|---|---|
Craftsmanship Guarantee | $ | $600 |
Contractual Agreements & Conditions
Total
$14,991
Draft
Frequently Asked Questions — Room Addition in Jersey City
How much does room addition cost in Jersey City, NJ?
The average cost for room addition in Jersey City, NJ ranges from $12,232 to $16,550, depending on project scope, materials, and labor rates. Jersey City costs are above the national average due to higher labor and material costs in the region.
How do I get a free room addition estimate in Jersey City?
Use Brixor's free online estimate generator above. Enter your project details, customize line items for your specific needs, and download a professional PDF estimate instantly. No signup or credit card required.
What factors affect room addition costs in Jersey City?
Key factors include project size and complexity, material quality, labor rates in Jersey City (NJ), permit requirements, accessibility of the work area, and seasonal demand. Getting multiple estimates is recommended.