Direct answer: These prefab garage options with loft space are ideal for homeowners needing both vehicle storage and extra linear storage or workspace. The top picks below are selected for strong structure, loft utility, and clear assembly expectations. Best for: compact backyard setups (smaller footprints with loft) and larger lot owners who want flexible space for tools, bikes, or a small workshop. The table summarizes the five options and what sets each apart.
| Product | Best For | Loft/Upper Space | Notes |
|---|---|---|---|
| Arlington 12 ft. x 20 ft. Wood Shed Kit | Budget-conscious storage | Small cross-buck door design, no loft | Includes pre-assembled pocket doors |
| Behm Design 2 Car Garage Plans with Loft | Two-car capacity with loft | Loft space design included | Plans only; build-your-own framework |
| K Knowbody 13×20 ft Metal Garage Shed | Large metal storage with potential loft use | Open loft not included in kit data | High durability, requires foundation |
| Handy Home Hudson 12×24 Do-it-Yourself Shed | DIY-friendly wood shed | No loft specified | Includes floor kit option |
| 13×20 Heavy Duty Metal Carport (Enclosed) | All-weather enclosure | Not a traditional loft; enclosed space | Excellent weather protection |
Arlington 12 ft. x 20 ft. Wood Storage Shed Kit

The Arlington shed kit is a wood structure designed for straightforward storage needs. It measures 12 ft. by 20 ft. and does not include flooring. The kit features pre-assembled pocket doors and a compact height of 6 ft. 6 in. with a cross-buck door design. Best for: users seeking an economical, ready-to-assemble wooden storage solution without a loft. Caution: no loft space is specified, so use this option strictly for ground-level storage and equipment that does not require vertical living or elevated workspace. Why chosen: simple assembly and budget-friendly framing make it accessible for small backyards and basic organization needs.
Behm Design 2 Car Garage Plans with Loft

This listing provides complete professional-grade building plans for a 24′ x 34′ two-car garage that includes loft space. The emphasis is on cost-effective construction through attic-type manufactured trusses to reduce costs and simplify the build process. Best for: buyers who want comprehensive planning with a loft-ready layout and an eye toward long-term expansion. Caution: plans only are listed here; no finished product is included. Why chosen: offers a clear loft concept and a blueprint-focused approach for a larger garage project.
K Knowbody 13×20 ft Metal Garage Shed

This is a large metal storage option, 13×20 ft. It includes guidance on foundation and anchors for stable installation. Features emphasize a 260 sq. ft. storage capacity, wide double doors, and a robust all-weather design with reinforced truss systems. Best for: buyers needing a durable, weatherproof structure that can serve as a full-size garage or workshop. Caution: the data suggests anchoring and foundation work; soft-surface installations may require additional hardware. Why chosen: high storage capacity and heavy-duty construction suitable for vehicles or equipment.
K Knowbody 13x20x8.3 ft Metal Garage Shed

This metal garage kit offers the same 13×20 footprint with an 8.3 ft peak, designed for secure outdoor storage. It emphasizes a strong steel frame and reinforced galvanized panels, with guidance for ground anchors to improve stability. Best for: buyers who want a robust, weather-ready structure with substantial interior clearance. Caution: as with other metal sheds, interior customization options may require additional components. Why chosen: provides a solid, all-weather enclosure for vehicles or equipment with ample entry height.
13×20 Heavy Duty Metal Carport Enclosed Shelter

This 13×20 heavy-duty carport combines enclosed shelter with metal framing and galvanized panels. It features a four-vent system for airflow and a sloped roof for drainage. Best for: users needing a weather-resistant, utilitarian shelter for vehicles or equipment in snowy or rainy climates. Caution: not a traditional loft space, but the interior is suitable for secure storage with proper organization. Why chosen: excels in weather resistance and ventilation for larger outdoor assets.
Buying Guide
What should you consider when choosing a prefab garage with loft?
- Intended use: vehicle storage, workshop, or general storage? Loft suitability depends on whether you need elevated space for tools or seasonal items.
- Foundation and site prep: many metal sheds require solid foundations and anchors; wood sheds may need a floor or subfloor preparation.
- Climate and weather: look for reinforced frames, galvanized panels, and proper drainage to resist snow and rain load.
- Access and doors: consider double doors, wide entry, and any loft access points. Pocket doors or standard swing doors affect usability.
- Expansion potential: if you anticipate more equipment or a future conversion, verify loft height and internal clearance.
Frequently Asked Questions
- Do prefab garages with lofts require a permit? Permit requirements vary by location; check local building codes before purchase.
- Is a loft space in a prefab garage always suitable for living? Loft spaces in garages are typically for storage or workspace; many require separate permits for habitation.
- What maintenance is needed for metal garages? Regular checks for rust, sealant integrity, and door operation help maintain longevity in harsh weather.
- Can I install a concrete foundation myself? A DIY foundation is possible with proper planning, but ensure depth and frost line requirements are met for stability.
- Which option is best for small backyards? For compact spaces, smaller wood sheds or plan-focused garages with loft designs may maximize vertical storage without overwhelming the lot.
- What installation considerations affect loft viability? Ceiling height, stair access, and loft railing requirements influence feasibility for loft use.