Sunroom Enclosure Cost: How Much Does it Cost to Enclose a Sunroom?

Abigail Jul 01, 2026

Adding a sunroom to your home can enhance your living space, increase your home's value, and provide a comfortable, sunlit retreat. But one of the first questions homeowners ask is, "How much does it cost to enclose a sunroom?" The answer can vary greatly depending on several factors.

How Much Does A Sunroom Cost?
How Much Does A Sunroom Cost?

The cost of enclosing a sunroom typically ranges from $10,000 to $30,000 or more, with an average cost of around $15,000. This range takes into account the size of the sunroom, the type of enclosure, and the materials used.

How Much Should a Sunroom Cost?
How Much Should a Sunroom Cost?

Factors Affecting the Cost of Enclosing a Sunroom

The cost of enclosing a sunroom can be influenced by several factors. Understanding these can help you budget more accurately.

17 Porch to Sunroom Conversion Upgrades That Add Instant Home Value
17 Porch to Sunroom Conversion Upgrades That Add Instant Home Value

1. **Size of the Sunroom**: Larger sunrooms require more materials and labor, increasing the cost. The size of your sunroom is one of the most significant factors determining the total cost.

Sunroom Enclosure Types

Screened Porch to Sunroom: How Much Will It Cost?
Screened Porch to Sunroom: How Much Will It Cost?

2. **Type of Enclosure**: Sunrooms can be enclosed using different methods, each with its own cost implications.

Screen Rooms are the most affordable option, typically costing between $5,000 and $15,000. They provide shade and protection from insects but offer little insulation.

Three-Season Rooms are designed to be used for three seasons of the year. They are more insulated than screen rooms but less than four-season rooms. The cost ranges from $10,000 to $25,000.

How we built our sunroom for $15,000
How we built our sunroom for $15,000

Four-Season Rooms are fully insulated and can be used year-round. They are the most expensive option, with costs ranging from $15,000 to $30,000 or more.

Materials Used

3. **Materials**: The materials used for the enclosure can also impact the cost.

Sunroom Costs
Sunroom Costs

**Vinyl** is the most affordable option, with costs ranging from $10 to $30 per square foot. It's low-maintenance but can warp or discolor over time.

**Wood** is more expensive, ranging from $20 to $50 per square foot. It's durable and can be stained or painted to match your home's exterior, but it requires more maintenance.

Cozy Screened In Porch Ideas for a Relaxing Outdoor Retreat
Cozy Screened In Porch Ideas for a Relaxing Outdoor Retreat
Sunroom Costs by Simply Additions
Sunroom Costs by Simply Additions
Before and after sunroom addition.
Before and after sunroom addition.
a sun room with two couches and chairs
a sun room with two couches and chairs
SUNROOM ADDITION COST + BREAKDOWN
SUNROOM ADDITION COST + BREAKDOWN
How Much Should a Sunroom Cost?
How Much Should a Sunroom Cost?
17 Bright Sunroom Addition Enclosed Patio
17 Bright Sunroom Addition Enclosed Patio
Pre-Fab vs. Custom-Built Sunrooms: Which Option Is Best for Chicagoland Homes? |
Pre-Fab vs. Custom-Built Sunrooms: Which Option Is Best for Chicagoland Homes? |
Here's What a Screened-In Porch Really Costs
Here's What a Screened-In Porch Really Costs
How to build a sunroom & how much it'll cost you
How to build a sunroom & how much it'll cost you
17 Bright Small Sunroom Addition Ideas That Transform Underused Areas
17 Bright Small Sunroom Addition Ideas That Transform Underused Areas
How Much Does a Sunroom Cost? 5 Real Price Breakdowns for Homeowners - Hometown Restyling
How Much Does a Sunroom Cost? 5 Real Price Breakdowns for Homeowners - Hometown Restyling
We Converted our Screened Porch to a Sunroom
We Converted our Screened Porch to a Sunroom
Sunroom, Screen Room, and All-Season Room Designs | Chicago Illinois
Sunroom, Screen Room, and All-Season Room Designs | Chicago Illinois
Cottage Sunroom Design Plans and Inspiration - Pine and Prospect Home
Cottage Sunroom Design Plans and Inspiration - Pine and Prospect Home
the different types of windows and doors are shown in this graphic above it is an image of
the different types of windows and doors are shown in this graphic above it is an image of
30 Enclosed Sunroom Ideas on a Budget
30 Enclosed Sunroom Ideas on a Budget
EasyRoom Sunroom
EasyRoom Sunroom
How Should I Design My Sunroom? - Nadine Stay
How Should I Design My Sunroom? - Nadine Stay
How much does a screened in porch really cost?
How much does a screened in porch really cost?

**Composite** materials, like vinyl and wood hybrids, offer the durability of wood with the low maintenance of vinyl. They typically cost between $25 and $50 per square foot.

Additional Costs to Consider

In addition to the cost of the enclosure, there are other expenses to consider when enclosing a sunroom.

Permits and Labor: Depending on your location, you may need to obtain permits for the project, which can add several hundred dollars to your total cost. Labor costs can vary, but they typically range from $30 to $80 per hour.

Flooring and Furnishings: Once your sunroom is enclosed, you'll need to consider the cost of flooring and furnishings. This can add several thousand dollars to your total cost.

Enclosing a sunroom can be a significant investment, but it can also add significant value to your home. The key is to understand the factors that can influence the cost and to budget accordingly. By doing so, you can ensure that your sunroom enclosure project is a success, both in terms of cost and in terms of the enjoyment you'll get from your new space.