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NYC Renovation FAQs

Contractor taking measurements in a partially demolished NYC apartment kitchen, preparing for a renovation project in a compact space.

Renovation Basics

Do I need a permit for my NYC renovation?

Yes, most NYC renovations require permits, especially for plumbing, electrical, or structural work. Cosmetic-only jobs may not, but it’s always best to confirm with DOB.

How long does a typical NYC renovation take?

Small jobs can take 3–6 weeks, while full renovations may span 3–6+ months including planning, permits, and board approvals.

How much should I budget per square foot?

Budget renovations start around $150/sq ft. High-end or gut renovations often cost $400–$600+ per square foot in NYC.

Using the Calculator

How accurate is the cost calculator?

It’s based on current NYC market data. While not a final quote, it’s usually within 10–15% of what licensed pros charge.

Do I need to enter my email to use it?

Nope! It’s free to use. Only submit your info if you’d like to save your estimate or get matched with a contractor.

What types of renovations does the calculator support?

Kitchens, bathrooms, full apartments, brownstones, additions, and more. Built specifically for NYC building types.

Hiring Contractors

How do I find a trusted NYC general contractor?

We vet every contractor we refer. You can also check license numbers on the NYC DOB website or ask for past project photos.

Should I hire a GC or manage subs myself?

Unless you’re experienced in renovation project management, hiring a GC is safer. They handle permits, scheduling, and coordination.

What’s the difference between a GC and subcontractor?

GCs oversee the entire project and hire licensed subs. Subs only handle one trade (e.g., plumbing or electrical).

Permits & Inspections

What types of work require permits in NYC?

Plumbing, electrical, demolition, structural work, and most kitchen/bath remodels require permits. Always check with DOB or your contractor.

Who handles permits—me or the contractor?

Usually your licensed contractor or architect will file the permits. DIY filings are possible but risky and complex.

Will my building’s board need to approve my renovation?

Yes. Co-op and condo boards often require alteration agreements, insurance, drawings, and a review process before work can begin.

Co-op & Condo Renovation Rules

Can I renovate a co-op or condo?

Yes — but you’ll need approval from the board, and possibly their architect. Work hours and scope are often limited by building policy.

What’s an alteration agreement?

A legal agreement required by many buildings before work begins. It outlines responsibilities, timelines, insurance, and contractor info.

Do co-ops allow washer/dryer installs?

Sometimes — but it depends on building plumbing and riser capacity. Check with your board and DOB before planning one.

Planning & Budgeting

How do I avoid going over budget?

Start with a realistic estimate, include a 10–20% contingency, and avoid frequent scope changes during the project.

What’s contingency in renovation budgets?

It’s a buffer for unexpected costs—usually 10–15% of your total budget—to cover hidden damage, delivery delays, or scope adjustments.

Can I finance my renovation?

Yes. HELOCs, personal loans, and renovation loans are common. Speak with your lender or broker to explore your options.


Try the Renovation Cost Calculator

Still have questions? Contact us here and we’ll be happy to help.

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