How Big is a 14×20 Shed?
What Does 14×20 Actually Look Like?
This 280-square-foot shed equals the size of a large family room or small two-car garage. You could comfortably fit a full-size pickup truck with room to walk around it, plus substantial storage along the walls, or create a complete workshop with dedicated areas for different activities.
The floor area matches three standard parking spaces arranged in a line, or roughly half the size of a tennis court.
A 14×20 shed provides 280 square feet of versatile space in a rectangular configuration that balances storage capacity with construction practicality. The 14-foot width accommodates most residential equipment while keeping structural spans manageable, while the 20-foot length offers excellent organization possibilities. This size works particularly well for properties where a narrower building fits better with existing structures or setback requirements.
The rectangular footprint allows for efficient workflow organization, with many owners dedicating the front section to vehicle or equipment storage and the rear area to workshop space or shelving. Both dimensions use standard lumber lengths efficiently, reducing waste and construction complexity. The 14-foot width supports traditional rafter construction without requiring engineered trusses, though many builders still prefer them for the clear span and easier installation.
What Fits in 14×20?
- Riding mower plus complete lawn care equipment
- Small RV or large travel trailer
- Woodworking shop with major machinery
- Two motorcycles plus maintenance area
- Seasonal storage for entire household
- Small boat (20-24 feet) with gear
- Home gym with cardio and weight equipment
Build vs Buy: 14×20 Shed
DIY Build
Good DIY project for intermediate builders with standard lumber dimensions
Pre-fab Kit
Popular size with good kit availability and reasonable shipping costs
Custom Built
Professional construction ensures proper permits and code compliance
14×20 Shed Materials List
| Material | Quantity | Est. Cost |
|---|---|---|
| Pressure-treated framing lumber | 3,200 board feet | 4800 |
| Roof trusses or rafter materials | 14 trusses | 2100 |
| Metal roofing panels and trim | 450 sq ft | 1350 |
| Exterior siding (T1-11 or board/batten) | 750 sq ft | 1500 |
| Concrete for slab foundation | 10.5 cubic yards | 1260 |
| Entry and window units | 2 doors, 3 windows | 1400 |
| Fasteners and hardware | Complete package | 500 |
| Electrical rough-in materials | Basic 110V/220V service | 800 |
How Much Does a 14×20 Shed Cost?
Expect to pay between $9,000 and $22,000 to build. Building yourself is cheapest; prefab kits land in the middle; custom built is most expensive.
Common Uses for 14×20
Pro Tips
- ★ Install windows on both the long sides to provide cross-ventilation and natural light throughout the space
- ★ Consider a slightly higher roof pitch (8/12 or steeper) to maximize overhead storage potential in the 20-foot length
- ★ Plan your electrical layout for both 110V and 220V service - this size justifies the extra cost for serious workshop use
Frequently Asked Questions
Should I put the door on the 14-foot or 20-foot side?
What foundation type works best?
Do I need a building permit?
Humor Me for a Moment
Three people. One 14×20 shed. Nobody's proudest moment. I'd driven six hours to help Uncle Ray clean out what he called his "workshop." My cousin Jake was already there, looking queasy. The riding mower took up half the space, lawn equipment crammed around it like puzzle pieces. We could barely move without bumping into each other or something sharp. "Your aunt thinks I'm a hoarder," Ray muttered, pulling out boxes of invoices. "Says I keep junk." I'd always defended him. Ray was methodical, organized. Every receipt filed, every tool in its place. Growing up, I'd modeled my own life after his precision. Then Jake found the folder. "Dad, what are these?" He held up dozens of lottery tickets, all losers, dating back fifteen years. Thousands of dollars worth. I measured the space while Ray explained—fourteen feet by twenty, maybe less. The same dimensions as his lies, apparently. All those years of him lecturing us about fiscal responsibility while Aunt Marie worked double shifts. The three of us stood there in 280 square feet of accumulated secrets. I could see Jake's faith crumbling, same as mine. Through the dusty window, the property line stretched toward something I couldn't name anymore.