Many shed builders spend the busy season just keeping up with portable building orders, so adding a new product line is easy to postpone. Builders who look at the next few years of growth often find that garages and carports are a proven add-on to a portable structures business. Operators who offer them describe a natural fit with the storage side of the trade. A customer who starts with a compact unit for garden tool storage frequently comes back later for a full garage, and some buyers purchase a garage and use it as an oversized storage shed. Owners also report that the product line lets them serve more customers within a smaller geographic area, because a garage order can justify delivery distances that a small shed cannot. Before investing in new capacity, builders should understand the materials, construction methods, and planning involved.
Why Garages and Carports Fit a Shed Operation
Garage and carport lines fit the existing shed business for reasons that show up in the financials. Chris Lane, general manager of Bennett Buildings in Conway, South Carolina, calls them a natural fit for the portable storage side of his operation. Marvin Raber, owner of Raber Portable Storage Barns in Montgomery, Indiana, builds garages and also acts as a carport dealer. Raber points out that garages go hand in hand with storage sheds, and in fact many customers buy a garage to use as a storage shed. Kenneth Miller, CEO of Classic Building Sales in Missouri, says offering garages sets his company apart from competitors while serving more customers in a smaller area.
For Bennett Buildings, garages and carports are a steady income generator. Lane notes that a lot of people are looking for one or the other, and some customers need both. Once a customer has bought from you, they typically come back. Repeat purchases lower marketing costs and raise the lifetime value of each buyer, which matters in a business where word of mouth drives a large share of orders.
A low-overhead display strategy keeps the line practical even for small yards. Lane says his operation needs only one display model of each structure, so the added products take up little retail space. The crews that build sheds can handle much of the extra work, and the tools already in the shop transfer directly. The versatility of cordless drills that crews rely on for everything from deck screws to door hardware carries over to the taller framing that garages require.
Garage Sizes and Configurations That Sell
Garage demand spans a wide size range, and knowing what sells helps builders plan production and display space. Small units in the 8 by 8 to 10 by 12 range suit lawn equipment, motorcycles, and garden supplies. Mid-size buildings from 12 by 16 to 16 by 24 hold one or two vehicles plus shelving and workbenches. Large shops such as a 16 by 40 layout take on workshop duties alongside vehicle storage. At the top of the residential market, detached garages appear on homes designed around multiple vehicles. A two-story European style home with multiple garages and a balcony floor plan shows how far garage planning can go on a custom house, and detached builders can borrow the same thinking for vehicle capacity, turning radius, and access.
Carports fill a different niche. They protect vehicles from sun, hail, and light weather at a lower price point, and they can be open-sided or fully enclosed. Many dealers stock both product types so customers can trade up later, and a customer who buys a carport today is a strong candidate for a garage in a few years.
Shed, Carport, or Garage: Matching the Product to the Buyer
The table below compares the three products on the features buyers actually ask about.
| Feature | Portable shed | Carport | Garage |
|---|---|---|---|
| Primary use | Storage and workspace | Vehicle cover | Vehicle storage plus shop |
| Typical footprint | 8 by 8 to 12 by 24 | 12 by 20 to 20 by 40 | 12 by 20 to 16 by 40 |
| Enclosure | Full walls and roof | Open sides or partial | Full walls, roof, and doors |
| Door style | Walk door or roll door | None or roll-up | Overhead door with opener |
| Delivery | Plant-built, delivered | Kit or assembled on site | Plant-built or built on site |
What buyers ask first
- How many vehicles will it hold?
- Can I add electricity and lighting later?
- What is the price difference between a carport and a garage?
- Will my zoning or HOA allow it?
A sales lot that can answer these four questions without checking with the office closes more deals on the first visit. Keep one page of answers for each model, and update it whenever pricing or lead times change.
Materials and Construction Differences
Garage and carport construction shares DNA with shed building, but the differences matter. Kenneth Miller notes that most materials are similar, with one exception: garages use 6-foot and 7-foot studs instead of the shorter wall framing typical of sheds. Taller walls change the tool list as well. Miller lists taller ladders, concrete crews, and a Skytrack lift as equipment his company uses for garages but not for sheds.
Floor systems take more abuse in a garage. Raber says his garages resemble his sheds except for heavier framing on the floors, with extra skids added under the building. All of his buildings include the 3/4-inch tongue-and-groove Performance max floor. Door choice also differs. Some shed companies use roll doors, while Raber uses standard overhead doors and offers electric openers as an option.
Material strategy splits the market. Bennett Buildings builds its garages and carports in steel, so the materials and construction are completely different from its portable sheds. A steel building is assembled on site by a builder, while portable sheds are built in a plant and delivered. Lane explains that different crews handle the deliveries, and that side of the business runs separately from portable shed logistics.
Builders who want to move upmarket can pair vehicle storage with habitable space. Designing garages with living space above introduces questions of scale, proportion, and practical layout that go beyond single-story framing, including stair placement, second-floor loads, and egress windows. Even builders who never take on a two-story project benefit from knowing how far the product line can stretch.
Roofing Options for Carports and Garages
Roofing is where carport buyers make their first material decision. Metal panels are the most common choice for garages and carports because they shed snow and rain, resist hail, and last for decades with minimal maintenance. Polycarbonate and other plastic panels let light through, which suits covered patios, boat storage, and work areas that need daylight, but they can yellow and become brittle after years of sun exposure. The trade-off between metal versus plastic roofing for carports comes down to climate, budget, and how much natural light the customer wants. Asphalt shingles remain an option for wood-framed garages that need to match the house roof.
Roofing materials at a glance
| Material | Installed cost per square foot | Service life | Best suited for | Watch out for |
|---|---|---|---|---|
| Steel or aluminum panels | $2.50 to $4.50 | 30 to 50 years | Vehicle storage in snow country | Louder in heavy rain |
| Polycarbonate panels | $3.00 to $6.00 | 10 to 20 years | Patios, boats, bright work areas | UV yellowing over time |
| Asphalt shingles | $3.50 to $5.50 | 20 to 30 years | Garages matching a house roof | Needs solid decking and slope |
Treat these numbers as planning ranges, not quotes. Local labor rates, panel gauge, and roof slope move the final price, so builders should price each package with delivery and installation before publishing a menu. Ask suppliers for current regional pricing twice a year, because metal prices swing with commodity markets.
Permits, Regulations, and Site Preparation
Before a garage order reaches production, the site and the paperwork have to line up. Most jurisdictions require permits for detached structures over a certain size, and setback rules vary by zoning district. Builders who sell across county lines need to research each market or rely on local dealers who know the rules. Concrete crews handle pads and footings for larger buildings, while smaller sheds may sit on gravel or skids. Anchor systems matter in wind-prone regions, and manufacturers publish tie-down specifications for every size.
Rehabilitation work brings a separate set of rules. Contractors who strip and repaint older detached garages must follow lead paint regulations for detached garages, since buildings put up before 1978 commonly contain lead-based coatings that require containment and proper disposal. The same project also needs dust control and protective equipment for anyone doing the sanding.
- Confirm the property line and required setbacks with the local building office.
- Verify utility locations before any pad or footing excavation.
- Order the pad or gravel base sized for the building footprint plus access.
- Schedule the concrete crew before the building slot, not after.
- Set delivery access: check gate widths, slopes, and overhead wires.
Planning the Tool and Equipment Budget
Entering the garage market does not require a new factory, but it does require a deliberate spending plan. Builders who add garages typically invest in:
- Taller ladders and scaffolding for 7-foot-plus walls.
- A lift or boom for placing trusses and steel panels.
- Concrete crew capacity or a trusted subcontractor for pads.
- Overhead door installation tools and door inventory.
- Extra fastening and boring consumables for wall cavities and door openings.
Routine consumables add up faster than owners expect. Framing crews go through drill bits quickly when they bore through engineered lumber and steel studs, and a torture test of spade bits and beyond shows how much bit quality changes drilling speed and service life. Buy in volume from a supplier you trust, and track consumption per building so quotes stay accurate.
A launch checklist keeps the rollout orderly:
- Confirm zoning and permit rules in every market you serve.
- Price at least one garage and one carport package, including delivery and pad work.
- Order one display model of each structure type.
- Train one crew on the taller-wall and lift processes.
- Schedule follow-up contact with shed customers, because they are the likeliest garage buyers.