Top-rated basement remodelers.

Get matched with top basement remodelers in Wilmington, DE

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Basement remodelers in Wilmington

Avatar for Quality 1st Basement Systems, Inc
Quality 1st Basement Systems, Inc
4.6(
230
)
Basement - Remodel

Serving Wilmington, DE and surrounding areas

Approved

In business since 1998

Free estimates

Emergency services offered

"my whole home feels fantastic. very courteous and knowledgeable individuals. I would hire them again for all my basement waterproofing and basement remodeling needs in the future. Its hard to find a family run business with amazing values and professionalism. these guys have it all."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+129

Response time10 hrs
Response rate100%
23 neighbors recently requested a quote
Avatar for Fabiano's Construction
Fabiano's Construction
4.8(
76
)
Basement - Remodel

Serving Wilmington, DE and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Small jobs welcome

"Fabiano Construction did a great job repairing and replacing old basement stairs. They corrected work that was incorrectly done. I was very impressed with the workmanship and efficiency. The job was completed on time.They cleaned up and gave me nice spce. I can recommend without reservation."
decks
decks
decks
decks
decks

+6

Response time4 days
Response rate100%
6 neighbors recently requested a quote
Avatar for Big Bad Wolf Construction Company, LLC
Big Bad Wolf Construction Company, LLC
4.0(
34
)
Basement - Remodel

Serving Wilmington, DE and surrounding areas

Approved

In business since 2009

Free estimates

Warranties offered

"I was very hesitant to hire a contractor to finish my basement. Now that it is completed, I am very happy I selected John over the many others interviewed. The basement is beautiful and exactly as we had discussed prior to starting the project. He was very flexible with minor changes and completed quality work. I will contact John again should I have any additional home improvement needs. Nice work John!"
Whole House Renovation an
Whole House Renovation an
Whole House Renovation an
Whole House Renovation an
Whole House Renovation an

+171

Response time2 days
Recommended by92%of homeowners
Avatar for New Era Remodeling LLC
New Era Remodeling LLC
5.0(
5
)
Basement - Remodel

Serving Wilmington, DE and surrounding areas

Approved

In business since 2014

Credit card accepted

Offers commercial services

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!

Full Bathroom Remodel
Full Bathroom Remodel
Full Bathroom Remodel
Full Bathroom Remodel
Full Bathroom Remodel

+15

7 neighbors recently requested a quote
Avatar for R.A BARKER
R.A BARKER
4.8(
23
)
Basement - Remodel

Serving Wilmington, DE and surrounding areas

Approved

In business since 2007

Free estimates

Emergency services offered

"I have been wanting an upgrade in my bathroom. Ron and his team at Ra barker were very helpful in the process of helping me choose the bathroom that best suits my liking. They worked fast and very efficiently! The results are amazing! It’s everything I wanted and more! I highly recommend Ra barker if you’re looking to remodel!!"
Finished basement
Finished
Basement Remodeling
Bathroom Remodel
New plywood

+113

2 neighbors recently requested a quote
Recommended by55%of homeowners
Avatar for Power Remodeling LLC
Power Remodeling LLC
5.0(
4
)
Basement - Remodel

Serving Wilmington, DE and surrounding areas

Approved

Free estimates

Credit card accepted

"I hired them to remodel my guest room! They did great job had all ugly wallpaper and now the guest room looks so more updated, they painted it, new baseboard, and floor ! they also had the best price in my area"
Bathroom Remodel
2 neighbors recently requested a quote
Avatar for Handyman Guy
Handyman Guy
5.0(
2
)
Basement - Remodel

Serving Wilmington, DE and surrounding areas

Approved

In business since 1983

Free estimates

Emergency services offered

"I am 100 % satisfied with the work Handyman Guy and his crew did in my kitchen and bathroom remodel. In fact, I have hired them again and again for many things throughout my home. Very professional and highly skilled. I would recommend The Handyman Guy for anyone looking for quality renovations and repairs."
Remodeling - Kitchen & Bathroom Project
Remodeling - Kitchen & Bathroom Project
Remodeling - Kitchen & Bathroom Project
Remodeling - Kitchen & Bathroom Project
Response time12 hrs
7 neighbors recently requested a quote
Recommended by100%of homeowners
...
Showing 1-10 of 291
FAQs for basement remodeling projects in Wilmington, DE

Finishing a basement turns unused square footage into livable space and returns up to 70% of what you spend when you sell your home. Beyond that resale boost, you gain a playroom, home office, or guest suite you can start enjoying right away. That mix of daily comfort and solid return on investment (ROI) makes basement finishing one of the smartest upgrades you can tackle.

In some parts of the country—especially lots on swamps, high water tables, or other wetlands—local codes prohibit basements. Saturated soil puts constant pressure on foundation walls and lets water seep in faster than any sump pump can handle. 

If your property sits on waterlogged ground, building on a slab or crawl space is often safer, more affordable, and code-compliant.

Most basements wrap up in four to eight weeks. Framing takes three to five days, with electrical and plumbing rough-ins following over the next week. Add five days for drywall, two to three for flooring, and another week for paint, trim, and punch-list items. 

Delays can happen if materials run late or your contractor’s calendar is packed, so build in a little cushion when you plan.

Whether a finished basement counts toward your home’s official square footage depends on local rules. Many areas only include below-grade space if it has code-approved egress, fully finished walls, ceilings, and floors, plus consistent heating. 

Check with your local assessor or building department before you start; meeting those standards can affect taxes, appraisals, and resale value.

Building codes require a checklist: dedicated heat and electrical service, a code-approved stairway, and at least one egress window or exterior door. Walls, ceilings, and floors must be fully finished and meet insulation, ventilation, and fire-separation standards. If you add a bedroom, you’ll also need a closet, proper clearances, and safe exits. If you change the layout later, be ready to update the space so every new room still meets today’s code.

The Wilmington, DE homeowners’ guide to basement remodelings

From average costs to expert advice, get all the answers you need to get your job done.