Home Additions Wilmington NC
In-law suites, sunrooms, second stories, and kitchen expansions. 20+ years of coastal construction expertise with hurricane-rated building.
Need more space but love your neighborhood? A home addition lets you expand without moving. At Swanson Construction, we design and build additions that blend seamlessly with your existing home — from sunrooms to full second stories. Our coastal expertise means proper wind-bracing, hurricane clip systems, and moisture barriers built in from the start.
What We Do
Kitchen Expansions
Extend your kitchen for open-concept living with islands and walk-in pantries.
All-Season Sunrooms
Four-season rooms with matching rooflines, continuous flooring, and proper HVAC.
In-Law Suites & ADUs
Self-contained living spaces with kitchenettes and accessible bathrooms.
Second-Story Additions
New primary suites, home offices, or playrooms over existing footprint.
Hurricane-Rated Construction
Wind-bracing, continuous load paths, and coastal-grade engineering.
Seamless Integration
Matching exterior finishes, rooflines, and interior flow with your existing home.
Our Process
Like what you see?
Let's discuss your project — no pressure, no obligation.
Options for Every Budget
Compare our tiers to find the right scope for your project.
| Tier Name | Price Range | Timeline | What's Included | Best For |
|---|---|---|---|---|
Sunroom / Family Room | $80,000 - $120,000 | 2-3 months |
| Additional living space with natural light |
Primary Suite / Kitchen Most Popular | $150,000 - $250,000 | 3-5 months |
| Major functional addition to your home |
Second Story | $300,000+ | 5-8 months |
| Maximum space without expanding footprint |
Sunroom / Family Room
$80,000 - $120,000
Timeline: 2-3 months
What's Included
- Foundation & framing
- Matched roofline
- Impact-rated windows
- HVAC extension
- Interior finishes
- Permit handling
Best For
Additional living space with natural light
Primary Suite / Kitchen
$150,000 - $250,000
Timeline: 3-5 months
What's Included
- Full structural integration
- Plumbing & electrical
- Custom cabinetry
- Premium finishes
- Matched exterior
- HOA coordination
Best For
Major functional addition to your home
Second Story
$300,000+
Timeline: 5-8 months
What's Included
- Structural reinforcement
- Full second floor buildout
- Multiple bedrooms & baths
- Staircase design
- Complete MEP systems
- Hurricane-rated roof
- Temporary living coordination
Best For
Maximum space without expanding footprint
Frequently Asked Questions
Free Consultation
No obligation. Transparent pricing.
(910) 443-4113Get Free EstimateProudly serving Wilmington, Wrightsville Beach, Carolina Beach, Leland, Hampstead, and all of New Hanover County. View all service areas
Related Services
Custom Home Building
Build your dream home from the ground up with fully customized floor plans and premium finishes.
From $200K
Home Renovation
Revitalize your entire home with comprehensive renovation services from foundation to finish.
From $15K
Kitchen Remodeling
Transform your kitchen with custom cabinets, countertops, and modern layouts tailored to your lifestyle.
From $8K
Bathroom Renovation
Upgrade your bathroom with new fixtures, tile work, and spa-like features for everyday comfort.
From $5K
Ready to Get Started?
Free estimates with transparent pricing. No pressure, no obligation.