Updated June 2026
Basement Apartment / In-Law Suite · Union, NJ
Turn your basement into a legal, comfortable living space for family or rental income. We handle design, permits, and construction.
A basement apartment or in-law suite adds functional living space without the cost of an addition. Whether you need a private area for aging parents, adult children, or rental income, we build code-compliant units with separate entrances, kitchens, bathrooms, and living areas. Our team manages Union County permit requirements and ensures proper egress, ceiling height, and utility separation.
Our work
FAQ
Timeline depends on the scope and permit processing. A typical project takes 8–12 weeks from permit approval to final inspection. We provide a detailed schedule during your consultation.
Cost varies based on size, finishes, and existing conditions like ceiling height and utilities. We give a free, itemized estimate after assessing your basement. Contact us to schedule a walkthrough.
Yes. Union Township requires permits for any new living space, including egress, electrical, plumbing, and structural changes. We handle all permit applications and inspections for you.
In most cases, yes. We isolate the work area and maintain access to the rest of the house. Dust and noise are contained, and we coordinate utility shutoffs to minimize disruption.
Call or fill out our contact form to schedule a free in-home consultation. We'll discuss your goals, answer questions, and provide a preliminary estimate.
Real basement apartment / in-law suite projects in New Jersey homes — same room, before we started and after we finished. Move the handle.
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Edison basement recreation room with game zones
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Reviews
“I highly recommend Home Concept Construction. This was truly the best construction company I’ve ever worked with in my lifetime. Their team was professional, reliable, and incredibly efficient from start to finish. They are men of their word—honest, hardworking, and committed to delivering quality results. Whether i…”
monique venable
6 months ago
“Oscar and his team are expert craftsmen. Our kitchen renovation is so beautiful the house looks like a new build. They came when said they would and returned all calls promptly. I highly recommend Home Concepts construction and will be using them again for other projects.”
Donna G
a year ago
“Oscar and his team are second to none. Their work is of high quality, with precision. The team renovated our kitchen and family room, installed engineered hardwood floors throughout our home, painted plus some. They are extremely professional, flexible and accommodating. Oscar is a creative thinker and designed g…”
Audrey Sudran
a year ago
Verified reviews from Home Concepts Construction’s Google Business Profile. Read all reviews on Google →
Schedule
Pick a day and time that works for you. We come to your Union home, walk the space, take measurements, and put a written scope together on-site. About 45-60 minutes.
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Union, NJ
Free in-home walkthrough. Written scope before you commit. One team from demolition to final inspection.
Get a free quote
Tell us a little about the project and we'll get back within one business day with real answers about how it would go in a Union home.
Free in-home visit
We come to you. Measure, plan, and quote on-site.
Licensed in NJ
NJ HIC #13VH10078600
Real response
Within one business day.
See more from Basement Apartment / In-Law Suite or learn about remodeling in Union, NJ.
Nearby towns
Same crew, same standards one town over. Tap to see how the project would go there.
Ready to start?
No pressure, no obligation. We’ll walk through what’s worth doing first, what can wait, and what to watch out for — before anyone talks contracts.
