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Unravel the complexities of greenhouse costs, from DIY setups to professional builds, ensuring your gardening dreams align with your budget.

As the trend of home-grown produce and sustainable living picks up pace, many find themselves pondering, "How much does a greenhouse cost?"

To cut straight to the chase, the average cost to build a greenhouse hovers around $13,000. However, costs can range broadly from a modest $5,000 to a more upscale $25,000, based on a myriad of factors.

Some gardening enthusiasts might manage with a minimal $2,000 setup, while ambitious growers can go all out, spending upwards of $40,000.

These figures, though, are deeply influenced by aspects such as location, materials, size, and design intricacies. As we delve deeper, we'll unpack these influencing elements, helping you make an informed choice for your green sanctuary.

Factors That Influence the Cost

When it comes to determining the overall greenhouse construction cost, there are several pivotal elements at play. Each factor varies in terms of its impact on the final budget. Here’s a breakdown of each element:


This is the most straightforward of all the factors. Generally, expect to pay between $5 to $35 per square foot, depending on various other parameters. For instance, a hobbyist’s 50-square-foot greenhouse would roughly be around $1,000, while a larger 1,000-square-foot greenhouse could set you back about $20,000.


The greenhouse style you opt for can also significantly influence the cost. A basic hoop-style greenhouse can be quite budget-friendly, ranging from $5 to $10 per square foot. On the other hand, the A-frame greenhouse, with its intricate design, costs between $25 to $35 per square foot.

Framing Materials

The structure of the greenhouse, its strength, and its lifespan are largely determined by the framing materials used. Some common options include:

  • PVC framing - The most economical choice, ranging from $0.50 to $2 per linear foot.
  • Galvanized steel - Known for its durability, this material costs between $2.50 to $3 per linear foot.
  • Aluminum - A middle-ground option, costing between $1 to $2 per linear foot.

Glazing Materials

Greenhouse glazing materials serve the dual purpose of insulation and protection. Your choices here can influence both the cost and the quality of insulation:

  • Plastic/polyethylene - An affordable option at $0.10 to $0.50 per square foot.
  • Corrugated fiberglass - Costs between $1 to $2 per square foot.
  • Polycarbonate - A mid-range material priced at $1.60 to $3 per square foot.
  • Glass - The premium choice, costing $2.50 to $3.50 per square foot.
Glazing of a greehouse

Foundation and Flooring Type

Depending on whether you want a natural floor or a more structured one, the foundation and flooring type can add to the greenhouse cost.

  • Stone gravel - A common choice at $1 to $3 per square foot.
  • Rubber mats - About $2 per square foot.
  • Concrete pavers - Pricier at $8 to $25 per square foot.
  • Concrete slab - Ideal for permanent structures, costing between $3 to $6 per square foot.
Floor of a greenhouse

Site Preparation

The cost here is mostly influenced by the terrain. Site preparation for slightly uneven land can be around $3 to $6 per square foot. For terrains with considerable slopes and dense vegetation, the cost can shoot up to $15 or more per square foot.


Labor pricing is usually wrapped into the overall cost, but for perspective, expect labor to be around $300 to $500 per day, with larger and more complex greenhouses taking more time to set up.


Depending on local regulations, a building permit for a greenhouse might be required. Typically, for smaller structures, the cost would be on the lower end, ranging from $100 to $600.


Not all greenhouses need utilities, but if you're looking to incorporate electrical, plumbing, or heating setups, it'll influence the cost. Greenhouse utilities can vary based on the distance from the main utility point, with specialty contractors charging:

  • Plumber: $45 to $200 per hour.
  • Electrician: $50 to $100 per hour.

Insulation and Cooling

To regulate temperature, especially in extreme climates, insulation in greenhouses becomes essential. Options like thermal screens cost between $1.50 to $4 per square foot, while more advanced measures like double-pane glass come at $2.50 to $3.50 per square foot.

Insulation and cooling for a greenhouse

Door Type

From single-hung to sliding doors, the door type chosen can affect the budget. A polycarbonate or glass single door ranges from $600 to $900, while larger double doors can go up to $1,500.

Door of a greenhouse


Taking your greenhouse a notch higher with custom features will naturally increase costs. Shelving, seating, and watering systems can range from a mere $10 to a whopping $1,000, depending on the complexity.

Greenhouse Cost by Size

When it comes to greenhouse cost, size plays a significant role. Whether you're looking for a small space to start your garden or a large commercial setup to expand your farming operations, understanding the relationship between size and price can help you budget more effectively.

Below is a table outlining typical costs for various greenhouse sizes:

greenhouse size

average cost range

Small (up to 100 sq. ft.)

$500 - $3,000

Medium (100-500 sq. ft.)

$2,500 - $15,000

Large (500-1000 sq. ft.)

$10,000 - $30,000

Commercial-Scale (1000+ sq. ft.)

Starting at $20,000

Keep in mind that while the table provides average costs, actual prices can vary based on the quality of materials chosen, local labor rates, and whether you opt for a prefab or custom-built design. Always ensure to factor in these variables when budgeting for your greenhouse project.

Greenhouse Cost by Type

Gardening enthusiasts and professional horticulturists know that the type of greenhouse one chooses can significantly impact the overall costs. Different designs cater to specific needs, aesthetic preferences, and climatic conditions. Let's dive into the various greenhouse styles and understand their financial implications.

Hoop-style Greenhouse

As one of the more basic greenhouse designs, hoop-style or hoop houses consist of a series of half-hoop steel arches set in a row. A clear plastic sheet is draped over these arches, creating a simple, effective greenhouse structure. They usually feature entrances at one or both ends, either through a zipped enclosure or a wooden door frame.

Cost: Generally priced between $5 and $10 per square foot, these are an affordable option for many. Their simplistic design with fewer materials and easy setup accounts for their lower price.

Why: The use of affordable materials like steel frames and plastic sheeting makes hoop-style greenhouses a cost-effective option. Their design is conducive to wet climates, where snow and rain slide off effortlessly.

A hoop-type greenhouse

Rooftop Greenhouse

A perfect solution for urban areas with limited ground space, rooftop greenhouses attach directly to flat-roofed buildings, turning unused spaces into lush gardens.

Cost: Typically ranging from $10 to $25 per square foot, their placement on buildings can sometimes elevate costs due to structural reinforcements required.

Why: While they save ground space, the need to ensure building safety, additional structural support, and accessibility can drive up the price.

Geodesic Greenhouse

These are dome-shaped greenhouses that optimize interior space and light absorption. Their curved design, made of interconnected triangles, creates a sturdy structure that's efficient in capturing sunlight from all angles.

Cost: With prices between $10 and $25 per square foot, their unique design can be a bit pricier than simpler models.

Why: Their efficient design, often using steel or PVC framing with plastic or glazed exteriors, can be a bit more resource-intensive to construct, impacting the overall cost.

A-frame Greenhouse

Resembling the letter 'A', these greenhouses have a steeply pitched roofline, often made of glass-glazed panels. They typically rest on a concrete slab, ensuring stability.

Cost: Ranging from $25 to $35 per square foot, their classic look and construction materials make them a pricier option.

Why: The need for stronger, often more expensive materials like glass panels and a concrete foundation drives up the cost.

An a-frame type greenhouse

Barn-style Greenhouse

Mimicking the aesthetics of a barn, these greenhouses offer more headroom compared to A-frame styles, thanks to their gambrel roofline. They often feature ground-level vents for better air circulation.

Cost: Expect to pay between $25 and $35 per square foot, given their design and material choices.

Why: The design, along with choices of materials like timber framing and specialized ventilation systems, can influence the price.

Dome Greenhouse

Essentially another term for geodesic greenhouses, dome greenhouses prioritize heat and light capture through their domed design. They're ideal for smaller gardens due to their compact size.

Cost: Costing between $10 and $25 per square foot, their pricing is similar to the geodesic style.

Why: Their curved design and the materials used, such as steel or PVC frames, impact the overall costs.

Lean-to Greenhouse

Lean-to greenhouses are attached directly to an existing structure, like a house or garage. Sharing one wall with another building, they provide a seamless integration into existing architecture.

Cost: Prices range from $10 to $25 per square foot. Being attached, they can sometimes be less expensive than standalone structures.

Why: Sharing a wall reduces the need for materials and construction, leading to potential savings. However, temperature regulation can be trickier, sometimes offsetting the initial savings.

Gothic Arch Greenhouse

A variation of the hoop-style, these greenhouses have an arched frame that comes to a point at the top. They offer the advantages of hoop greenhouses but with a touch of elegance.

Cost: They're priced between $10 and $15 per square foot.

Why: Their design uses galvanized pipe framing and plastic exteriors, similar to hoop greenhouses, thus reflecting a similar price range.

A gothic arch-type greenhouse

Pit Greenhouse

This design takes advantage of the earth's natural insulation by being built into the ground. With a greenhouse roof on top, it offers temperature stability year-round.

Cost: At $20 to $25 per square foot, the excavation and construction processes can add to the cost.

Why: The earth offers natural insulation, but the need for excavation, ensuring soil stability, and potential structural reinforcements can elevate costs.

Post and Rafter Greenhouse

Mimicking traditional home designs, these greenhouses often harmonize with the main residence's aesthetics. Their gable roof provides ample space.

Cost: Being a popular choice, they can cost between $25 and $35 per square foot.

Why: Their conventional design, paired with materials like strong posts and rafters, can make them a slightly pricier option.

Sawtooth Greenhouse

The sawtooth greenhouse, identifiable by its jagged roofline, is designed for high sunlight areas. Its roof 'teeth' provide optimal airflow and prevent overheating, making it ideal for tropical or hot regions.

Cost: Generally priced between $20 to $30 per square foot, the design intricacies and specialized ventilation system can add to the overall cost.

Why: The unique roof design, combined with materials that can withstand both sunlight intensity and potential rainwater collection, contribute to its pricing.

A sawtooth-type greenhouse

Solar Greenhouse

These are optimized for sunlight absorption, requiring insulation, HVAC systems, and sometimes plumbing. Designed for maximum energy efficiency, they often have thicker walls and advanced ventilation systems.

Cost: Being the priciest, they range from $35 to $45 per square foot.

Why: The advanced building materials, paired with tech systems for heating and cooling, contribute to their higher price.

The Many Benefits of Building a Greenhouse

The magic of a greenhouse is found not just in its structure but in the myriad benefits it offers to those passionate about gardening. With its promise to amplify the love for plant care, a greenhouse stands as a testament to what's achievable in the realm of cultivation.

Year-round Cultivation

The most significant advantage of having a greenhouse is the extended growing season it offers. No longer are gardeners bound by the whims of the seasons. Greenhouse gardening allows for year-round cultivation of a variety of plants, ensuring that your garden remains vibrant irrespective of the month.

Greenhouse year round cultivation

Weather Control

One of the most formidable challenges that outdoor gardening faces is unpredictable weather conditions. Whether it's an early frost, unexpected rain, or intense sunlight, the elements can be unkind. However, with a greenhouse, gardeners can create a controlled environment, ensuring that plants get optimal conditions, regardless of external weather patterns.

Greenhouse weather control

Pest Management

A greenhouse doesn't just protect plants from the weather; it acts as a barrier against pests. While gardening outdoors might expose your plants to creatures like deer or insects, a greenhouse shields them, ensuring healthier growth. However, should pests decide to venture near, having pest control measures in place becomes crucial for the safety of your plants.

Greenhouse pest management

Augmented Passion for Plant Care and Outdoor Lifestyle

There's an intangible joy in nurturing plants, watching them grow, and being surrounded by greenery. There are studies that highlight the direct link between time spent in nature and overall wellbeing. With a greenhouse, this connection is amplified, letting gardeners immerse themselves more deeply in an outdoor lifestyle, promoting both mental and physical health.

Greenhouse passion for plant care and outdoor lifestyle

DIY vs Hiring a Pro: The Cost Breakdown

Going the DIY Route

When considering the DIY route, one of the most immediate benefits is the reduced initial expense.

DIY greenhouse kits are often more affordable, catering to gardeners who are working with a limited budget. These kits come with a set of instructions and all the materials you need, ensuring even those without prior experience can follow along.

Plus, there's a certain satisfaction and pride in building something with your own two hands, giving your greenhouse a personal touch.

However, there are challenges.

Permanent greenhouse structures, as opposed to the smaller or portable greenhouses from kits, demand a more intricate construction process.

For instance, laying down concrete slab foundations becomes crucial for stability, and getting it right can be challenging without experience. A wrong step could result in cracks, compromising the foundation's longevity.

Additionally, working with greenhouse glass glazing isn't just about aesthetic or insulation; it's a safety concern. Improper handling can lead to breakages and potential injuries.

On average, the costs for DIY can range widely based on the size and materials. Small, compact greenhouses may set you back a few hundred dollars, while more permanent ones, considering the cost of additional materials like concrete or specific glazing, can run into the thousands.

Do it yourself greenhouse

The Professional Touch

For those seeking reliability and a stress-free building process, trusting the professionals is a worthy investment.

Greenhouse builders possess expertise, especially when dealing with large greenhouses that require concrete slab foundations. A professional will ensure the foundation is laid correctly, avoiding potential issues down the road.

They're also well-versed in handling greenhouse glass glazing, ensuring safety and effectiveness in insulation and temperature control.

Moreover, integrating utilities like electricity and water supply into your greenhouse is no small feat. Trained electricians and plumbers ensure not only the correct installation but also adhere to safety standards and local building codes.

While the upfront cost of hiring a professional might be higher than DIY, the long-term benefits are evident. A well-constructed greenhouse will last longer, function more efficiently, and often comes with warranties or guarantees on the work done.

On the financial front, professional greenhouse construction can range from a few thousand dollars for basic structures to tens of thousands for larger, more sophisticated greenhouses, inclusive of all utilities and high-end materials.

However, the peace of mind and quality assurance often justify this investment for many homeowners.

Professionally-done greenhouse

Penny-Pinching Tips: How to Save on Greenhouse Costs

Economical Material Choices

When it comes to the greenhouse framework, many opt for costly metals due to their durability. However, one can easily use recycled materials to construct robust frames.

PVC pipes, for instance, provide an affordable alternative to pricier metals and are easy to work with. They can be combined with plastic sheeting, an economical choice over expensive polycarbonate or glass panels.

These sheets are light, insulate well, and let in an ample amount of sunlight for the plants.

For the base, while concrete pavers are popular, gravel fill can be a cost-effective option. It ensures proper drainage and is easy to replace or rejuvenate.

Remember, choosing the right building materials without straying from a set budget can greatly reduce the overall cost of your greenhouse project.

Making the Most of Sales & Discounts

Seasonal sales are a goldmine for DIY enthusiasts. Often, garden centers or hardware stores will have off-season sales where greenhouse materials are available at discounted rates

Bulk buying can also lead to significant savings, especially for common items like shelving or frames.

Subscribe to newsletters from trusted suppliers, join online gardening forums, or become a member of local garden clubs to get timely information on deals and discounts.

Lastly, always compare prices across multiple stores before making a purchase.

Government Grants & Community Resources

For those keen on eco-friendly or agricultural endeavors, there might be financial aids to ease the greenhouse construction cost.

Many government bodies offer grants to homeowners or farmers aiming to improve their agricultural practices through the addition of a greenhouse. These grants might cover a percentage of the total costs, especially if your greenhouse supports sustainable or organic farming.

Community resources, like local gardening associations, might also have shared resources or tools that can be borrowed or rented at a nominal fee.

Furthermore, some neighborhoods have local exchange programs where recycled materials, like concrete pavers or plastic sheeting, are made available for community projects.

Before embarking on your greenhouse journey, research available grants in your region and tap into community resources to maximize savings.


Is it cheaper to buy or build a greenhouse?

It's generally cheaper to build a basic DIY greenhouse using economical materials than to buy a pre-made one. However, costs can vary based on size, materials, and design. Pre-made greenhouses offer convenience and durability but often come at a higher price. Always compare options based on specific needs and budget.

How much does a 50 ft greenhouse cost?

The cost of a 50 ft greenhouse can vary widely based on materials, design, and additional features, but on average, it can cost around $1,000.

Are greenhouses worth the money?

Yes, greenhouses are worth the money. They offer year-round cultivation, protection from adverse weather, and a controlled environment for plants. For avid gardeners, commercial growers, or those seeking consistent produce, the investment often proves worthwhile in terms of yield, plant variety, and extended growing seasons, outweighing the initial costs over time.

What is the life expectancy of a greenhouse?

The life expectancy of a greenhouse varies based on materials and maintenance. Plastic sheeting may last 3-5 years, while polycarbonate panels can last 10-15 years. High-quality glass greenhouses, with proper care, can last several decades. Regular maintenance and replacement of parts can further extend a greenhouse's lifespan.

Are cheap greenhouses worth it?

Cheap greenhouses can offer short-term benefits and a quick start for gardening. However, they might lack durability, proper insulation, and can be more susceptible to weather damage. While cost-effective initially, they may require more frequent replacements or repairs. For long-term gardening, investing in a sturdier structure might be more economical.

What is a cheaper alternative to a greenhouse?

A cheaper alternative to a greenhouse is a "polytunnel" or "hoop house." Made of metal or plastic hoops covered with a clear plastic sheet, polytunnels are cost-effective and offer a similar controlled environment for plants. However, they may not be as durable or insulated as traditional greenhouses.


In wrapping up, understanding how much a greenhouse costs is crucial for making an informed decision. While the initial investment might seem steep, the long-term benefits of a controlled growing environment can outweigh the expense.

Thorough research, taking into account both present and future requirements, is the key to ensuring the best return on your investment. Remember, a greenhouse isn't just a structure; it's an investment in sustainable living and a testament to your commitment to gardening.

Ready to take the next step? Dive deeper, compare options, and find the perfect greenhouse that aligns with your budget and aspirations. Let your gardening dreams flourish!

Eunice is a sustainability writer whose passion is sharing accessible eco-friendly practices with GreenCitizen's global readership. She enjoys birdwatching during her downtime, often deriving inspiration from nature's resilience. An enthusiastic cyclist, she is also an ardent advocate of eco-friendly transport.

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