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Home Additions · Naples, FL · Updated August 2026

Home Additions in Naples, FL

A home addition in Naples, FL typically runs about $80,000 to $300,000, or roughly $200 to $500 per square foot depending on the type of space and finishes. J.M. Fortunato Construction is a family owned Southwest Florida remodeling project coordinator that plans and builds additions end to end with our team and trusted, licensed trade partners, matched to the home you already own.

Typical Range
$80,000 to $300,000
home addition, built and coordinated
Per Sq Ft
$200 to $500
Timeline
3 to 8 months
Coordinated
Owner portal
Warranty
Workmanship
Serving Florida
Licensed and insured
Licensed local crews
Free estimates
Financing available

Every home additions project in Naples, FL comes down to scope, materials, and existing conditions. The ranges below show what homeowners in the area typically pay, the factors that move the number, and exactly how we run the work from start to finish.

Home Additions in Naples: the local picture

Naples grew from a small beach town platted in the 1880s into the heart of Southwest Florida luxury, and its housing stock shows every era of that growth. Older ranch homes near the Design District sit minutes from brand new coastal contemporary construction, so remodels here range from full midcentury overhauls to finish level updates in newer builds. Coastal flood zones and modern wind code shape what a permit requires, especially close to the Gulf. Permitting inside the city runs through the Naples building department rather than Collier County, and coastal zones bring flood elevation rules into play for major work. Many of the projects we coordinate here are full renovations of homes from the 1970s through the 1990s that owners bought for the location and intend to bring up to a modern luxury standard.

Per American Community Survey data the median home in Naples was built around 1982, which makes the typical house about 44 years old. The market covers about 18,720 homes, and the median value sits near $1,254,200. About 40 percent of Naples homes are seasonal or occasional use residences, so much of the work here is planned around owners who are away for part of the year. Those numbers are the starting point for how we plan home additions projects in Naples. Figures are U.S. Census Bureau American Community Survey estimates.

Naples, FL home addition cost by type

Home addition budgets in Naples, FL typically land in the ranges below. What kind of space you add, the structural work involved, and the finishes set the number. A consultation and a detailed scope produce your exact price.

Addition typeTypical range
Room addition (bedroom, office, den)$80,000 to $180,000
Primary suite or great room addition$150,000 to $300,000
Second story or large addition$250,000 and up
Lanai, outdoor living, or pool enclosure$40,000 to $150,000

Figures are typical ranges and vary by project. Your free estimate is exact.

What drives your home addition cost

Want your exact number?

J.M. Fortunato Construction measures your project and gives you a clear written estimate at no cost.

Book My Free Estimate

How J.M. Fortunato Construction does the work

We are a local remodeling project coordinator and we stand behind every job. You are not handed off to a subcontractor. Every job follows the same disciplined process:

Adding on to a Southwest Florida home

Adding square footage in Naples, FL is a structural project with a real permitting timeline, and the schedule has to respect hurricane season. Done right, the addition matches the existing home inside and out. J.M. Fortunato Construction manages the whole arc, from drawings and permits through framing, finishes, and the final inspection.

Areas we serve around Naples

J.M. Fortunato Construction works across the Naples area, including:

Marco Island Everglades

Frequently asked questions

Can you coordinate the addition while I am out of state or away for the season?

Yes. J.M. Fortunato Construction coordinates additions for seasonal and out of state owners regularly, with an owner portal showing milestones, photos, and the budget in real time, so you can be away and return to finished new space.

Do you use your own team or subcontractors?

Both, and we are transparent about it. J.M. Fortunato Construction coordinates the addition with our own team and trusted, licensed and insured trade partners, so foundation, framing, and finishes are all in skilled hands under one accountable coordinator.

Who does the work, and is it licensed?

As your project coordinator, J.M. Fortunato Construction handles every part of your project. Our own team does the hands on work, and any trade that requires a license, such as plumbing, roofing, or electrical, is performed by licensed and insured partners we coordinate, so it is always done to code by licensed professionals. The work is backed by a workmanship warranty.

Will the addition match my existing home?

That is a priority. J.M. Fortunato Construction designs and builds the addition to blend into the existing architecture, roofline, and finishes so it looks original to the home, not tacked on.

Do additions need to meet hurricane and Florida code requirements?

Yes. New square footage in Southwest Florida must meet current wind and building code, including impact rated openings where required. J.M. Fortunato Construction designs and builds to code and handles the permitting and inspections.

Can you add outdoor living space, a lanai, or a pool enclosure?

Yes. J.M. Fortunato Construction builds lanais, outdoor kitchens, and pool enclosures that suit the Gulf Coast lifestyle, typically running about $40,000 to $150,000 depending on size and finishes.

How do I get started, and is the consultation free?

Start with a free consultation. J.M. Fortunato Construction visits your Naples, FL home, reviews what you want to add and how it ties in, and follows up with a clear scope and budget approach, with no obligation.

How much does a home addition cost in Naples, FL?

A home addition in Naples, FL usually runs about $80,000 to $300,000, or roughly $200 to $500 per square foot, with a simple room addition at the lower end and a primary suite or second story higher. Structure and finishes drive the number, so a consultation and scope from J.M. Fortunato Construction give you an exact figure.

How much does an addition cost per square foot in Florida?

In the Southwest Florida market, additions typically run about $200 to $500 per square foot depending on the type of space, structural work, and finishes. A primary suite or second story sits at the higher end. J.M. Fortunato Construction gives you a firm number after a consultation and detailed scope.

How old are homes in Naples?

The median Naples home was built around 1982 per Census American Community Survey data, so a large share of the housing stock is 44 or more years old. That is the age where kitchens, baths, and major systems come due for a real update, and it is the work J.M. Fortunato Construction plans and coordinates every week.

How common are seasonal homes in Naples?

About 40 percent of Naples homes are seasonal or occasional use residences per Census data. J.M. Fortunato Construction regularly runs projects for owners who are away for the season, with one accountable point of contact from the first walkthrough to the final one.

Get a free home additions estimate in Naples, FL

Local, licensed and insured, and accountable from the first visit to the final walkthrough. Tell us about your project and we will give you a clear written estimate at no cost.

Request My Free Estimate →or call (239) 355-5869