What Sizes Do Lockable Storage Sheds Come In?

19 minutes read

Lockable storage sheds come in a variety of sizes to cater to different storage needs. These sizes can range from small, compact units designed for simple tasks such as storing garden tools or a couple of bicycles, to medium-sized sheds suitable for larger equipment like lawnmowers and outdoor furniture. Larger sheds can accommodate substantial storage needs, providing space for multiple large items, workbenches, and even functioning as workshops. Additionally, there are extra-large sheds that can house items like vehicles or boats, offering ample space for comprehensive storage solutions. The exact dimensions can vary by manufacturer, and many companies offer custom size options to better fit specific spatial requirements and purposes.

Best Outdoor Storage Sheds with Lockable Doors of February 2025

1
Suncast 54 Cubic Ft. Vertical Resin Outdoor Storage Shed with Lockable Double Doors, Weather-Resistant Multi-Wall Panels, Customizable Shelving, Stoney

Rating is 5 out of 5

Suncast 54 Cubic Ft. Vertical Resin Outdoor Storage Shed with Lockable Double Doors, Weather-Resistant Multi-Wall Panels, Customizable Shelving, Stoney

  • VERTICAL OUTDOOR STORAGE: A thoughtfully designed vertical storage shed ideal for organizing garden tools, outdoor equipment, and other backyard necessities, keeping them stored and protected from the elements
  • DURABLE MULTI-WALL PANELS: Crafted from robust, multi-wall resin panels that provide exceptional durability, structural strength, and weather resistance, ensuring longevity in various outdoor conditions
  • CUSTOMIZABLE SHELVING: Designed with built-in shelf supports that accommodate up to three shelves (sold separately), allowing you to customize the interior layout to suit your storage needs
2
DWVO 6x4 FT Resin Storage Shed with Reinforced Floor, Outdoor Storage Shed with Lockable Door, Window and Vents, Waterproof Plastic Tool Storage for Garden, Backyard, Patio, Lawn

Rating is 4.9 out of 5

DWVO 6x4 FT Resin Storage Shed with Reinforced Floor, Outdoor Storage Shed with Lockable Door, Window and Vents, Waterproof Plastic Tool Storage for Garden, Backyard, Patio, Lawn

  • Versatile Storage Space: The bike storage shed measures 71.6‘’L x 40.5‘’ W x 86.6’’ H externally, this 6.2x3.4 feet resin outdoor shed is available in a variety of sizes, colors, and shapes; Ideal for storing garden tools, lawn equipment, bicycles, patio furniture, and other sundry items; It can also serve as a cozy shelter for pets or a greenhouse for nurturing plants
  • Excellent Ventilation & Light: This garden tool storage is designed with a secure door to prevent theft and safeguard stored items; Its clear side windows let in natural sunlight, illuminating the interior, while the louvered vents ensure good airflow and prevent moisture accumulation; The shed's sloped roof aids in drainage, prevents the collection of rainwater, and prolongs its lifespan
3
Jolydale 8 x 5.6ft Outdoor Storage Shed with Base, Outdoor Tool Storage Shed, Outside Lawn Mower Storage, Garden Metal Shed for Bike,Sheds & Outdoor Storage with Lockable Door for Backyard

Rating is 4.8 out of 5

Jolydale 8 x 5.6ft Outdoor Storage Shed with Base, Outdoor Tool Storage Shed, Outside Lawn Mower Storage, Garden Metal Shed for Bike,Sheds & Outdoor Storage with Lockable Door for Backyard

  • Multifunctional use: Rugged construction, waterproof, can handle all kinds of harsh weather, durable and sturdy. Note: Maximum wind rating: Class 6 (24-30mph); Maximum allowable snow thickness: 6 inches
  • Unique Excellent design: The sloping roof design prevents rainwater from accumulating on the top for a long time, and the special vent design ensures air circulation. Lockable cabinet doors provide easy access to your belongings and increase security
  • Lockable Doors: Multi-purpose outdoor storage sheds can be used for a variety of purposes, such as garden storage, garbage collection or pet rooms; perfect for backyards, gardens and patios, and a great choice for outdoor
4
DWVO 6.2x3.4 FT Resin Storage Shed with Reinforced Floor, Outdoor Storage Shed with Lockable Door, Window and Vents, Waterproof Plastic Tool Storage for Garden, Backyard, Patio, Lawn(Blue-Gray+Black)

Rating is 4.7 out of 5

DWVO 6.2x3.4 FT Resin Storage Shed with Reinforced Floor, Outdoor Storage Shed with Lockable Door, Window and Vents, Waterproof Plastic Tool Storage for Garden, Backyard, Patio, Lawn(Blue-Gray+Black)

  • Versatile Storage Space: The bike storage shed measures 67.1" L * 36.2" W * 86.6" H externally, this 6.2x3.4 feet resin outdoor shed is available in a variety of sizes, colors, and shapes; Ideal for storing garden tools, lawn equipment, bicycles, patio furniture, and other sundry items; It can also serve as a cozy shelter for pets or a greenhouse for nurturing plants
  • Excellent Ventilation & Light: This garden tool storage is designed with a secure door to prevent theft and safeguard stored items; Its clear side windows let in natural sunlight, illuminating the interior, while the louvered vents ensure good airflow and prevent moisture accumulation; The shed's sloped roof aids in drainage, prevents the collection of rainwater, and prolongs its lifespan
  • Sturdy & Durable: This backyard storage shed boasts a 12mm thick double-wall resin floor for added protection, ensuring that stored items stay clean and dry; The hard-wearing PVC floor is resistant to wear and can support heavy equipment, enhancing the stability of the flat surface
5
Aoxun 9.5 x 9.5 FT Outdoor Storage Shed with Lockable Door Outdoor Large Metal Shed Waterproof Tool Shed Storaging Tool, Bike for Paio, Lawn, Gray

Rating is 4.6 out of 5

Aoxun 9.5 x 9.5 FT Outdoor Storage Shed with Lockable Door Outdoor Large Metal Shed Waterproof Tool Shed Storaging Tool, Bike for Paio, Lawn, Gray

  • Unique Excellent design: The sloping roof design not only increases the use area, but also prevents rainwater from gathering at the top for a long time. Special design of air vents to prevent any lack of air inside. Pad-lockable doors give easy access to your stored items and enhance the safety
  • Spacious Outdoor shed: This outdoor storage shed is perfect for your outdoor storage needs. This metal garden shed can store your snow blowers, shovels, outdoor chairs, bicycles, and toy cars. You can also buy some storage racks to hang on your outdoor storage shed to organize your shovels, umbrellas, antennas, and more
  • Multifunctional use: The versatile outdoor storage shed that’s available for multipurpose use, such as a convenient garden storeroom, a warm pet shelter, or a tidy garbage collection chamber; It is perfect for backyard, garden, patio
6
Gizoon 6' x 4' Outdoor Storage Shed with Double Lockable Doors, Anti-Corrosion Metal Garden Shed, Waterproof Shed Outdoor Storage Clearance for Backyard Patio Lawn-Green

Rating is 4.5 out of 5

Gizoon 6' x 4' Outdoor Storage Shed with Double Lockable Doors, Anti-Corrosion Metal Garden Shed, Waterproof Shed Outdoor Storage Clearance for Backyard Patio Lawn-Green

  • Weather-Resistant & Secure:The sloped roof of our storage house sloped roof prevents rainwater accumulation, and integrated vents keep your belongings dry and well-ventilated. Plus, the lockable door adds an extra layer of security, ensuring your items are safe from theft and the elements
  • Versatile Functionality:This metal outdoor storage shed isn’t just for garden tools! Use it as a pet house, a tidy spot for your garbage bins, or a versatile storage solution to declutter your backyard. Its multifunctional design meets a variety of needs for every outdoor space
  • Hassle-Free Assembly:We’ve made setup a breeze! Our bike shed comes with clear labels, comprehensive assembly instructions, and helpful installation videos. Should you have any questions, our customer support team is here to assist you
7
MistMo 6X4FT Outdoor Steel Storage Shed with Lockable Doors, One Window,Ideal for Garden, Backyard, Patio Storage,Brown

Rating is 4.4 out of 5

MistMo 6X4FT Outdoor Steel Storage Shed with Lockable Doors, One Window,Ideal for Garden, Backyard, Patio Storage,Brown

  • Enhanced Durability: Constructed from high-quality galvanized steel, this storage shed is designed to withstand the elements. The frame floor adds extra stability, ensuring your shed stands strong against wind and weather.
  • Sturdy Metal Build: Crafted from thicker, robust metal panels, this shed provides exceptional strength and durability. Its solid construction guarantees lasting reliability and safeguards your possessions effectively.
  • Easy Assembly: With a pre-cut and pre-drilled design, our storage shed is simple to assemble. The frame floor fits seamlessly, providing a hassle-free setup process that saves you time and effort.
8
LEMBERI 5x3 FT Outdoor Storage Shed with Floor,Tool Garden Metal Sheds with Lockable Door,Outside Waterproof Galvanized Steel Storage House for Backyard Garden, Patio, Lawn Brown

Rating is 4.3 out of 5

LEMBERI 5x3 FT Outdoor Storage Shed with Floor,Tool Garden Metal Sheds with Lockable Door,Outside Waterproof Galvanized Steel Storage House for Backyard Garden, Patio, Lawn Brown

  • Durable & Sturdy Sheds Storage with Floor: This storage shed with thick steel and deep ribs, means a strong and durable design that can withstand harsh weather and will remain looking good for years to come.And our metal sheds has a floor so you can put this on anywhere
  • Sloped Roof & Lockable Door: This outdoor storage shed with inclined slope roof, add extra storage and prevents rain water from gathering and preventing from rust. Pad-lockable doors give easy access to your stored items and enhance the safety
  • Steel Foundation Kit Included: Provides a stable structure for you to build your shed on, giving long lasting support and creating a reliable foundation, ideal for long term use


What are zoning laws for storage sheds?

Zoning laws for storage sheds can vary significantly depending on the location, as they are determined by local governments such as cities, towns, or counties. Here are some general considerations that might apply, but you should always check with your local zoning or planning department for specific regulations in your area:

  1. Size and Height Restrictions: Local ordinances may set limits on the size and height of storage sheds. These limits could depend on the size of your property or the zoning district in which your property is located.
  2. Setback Requirements: These rules dictate how far a shed must be from property lines, other structures, or public rights-of-way. Backyard sheds often have specific setback requirements to ensure they are positioned a certain distance from the edges of the property.
  3. Permit Requirements: In many areas, building permits are required for structures over a certain size, though smaller sheds might be exempt. The permitting process may involve submitting plans and paying fees.
  4. Use Restrictions: There may be rules about what you can store in your shed or how the space can be used. For example, using a shed as a living space or for business operations may be prohibited in certain residential zones.
  5. Architectural and Design Standards: Some communities have design guidelines to ensure that sheds are aesthetically consistent with the rest of the property or neighborhood. This might include regulations on materials, colors, or roof styles.
  6. Utility Connections: If you plan to install utilities like electricity or plumbing, there could be additional zoning or building code requirements.
  7. Homeowners Association (HOA) Rules: If you live in a community with an HOA, there may be additional restrictions or requirements for sheds, often related to size, location, and appearance.


To ensure compliance, it's important to contact your local zoning or planning department before constructing a storage shed, as they can provide you with all the necessary regulations, requirements, and application forms specific to your location. This will help you avoid legal issues or fines associated with non-compliance.


How to calculate storage capacity in a shed?

Calculating the storage capacity of a shed involves determining the available volume and then considering how that space can be utilized effectively. Here's a step-by-step guide:

  1. Measure the Shed's Dimensions: Length: Measure the longest side of the shed from inside. Width: Measure the shorter side of the shed from inside. Height: Measure the height from the floor to the ceiling at the tallest point. If the shed has a sloped roof, you might want to calculate an average height or consider the usable height.
  2. Calculate the Volume: If the shed is a simple rectangular shape, the volume is calculated by multiplying these three measurements together: [ \text{Volume} = \text{Length} \times \text{Width} \times \text{Height} ] If the roof is sloped or the shed is not rectangular, you may need to break it down into smaller shapes (like triangles and rectangles), calculate each one’s volume, and sum them up.
  3. Consider Usable Space: Not all the calculated volume will be usable, especially if the roof is sloped or if there are structural beams. Deduct space for any immovable structures like shelves, beams, or obstacles.
  4. Plan for Access and Organization: Determine if you need aisles or space for moving around inside the shed, which may reduce usable storage space. Consider investing in shelving units or racks to utilize vertical space effectively.
  5. Account for Item Size and Shape: Items to be stored might not stack perfectly due to their shape. Consider the footprint of items and how they can be organized and stacked.
  6. Calculate Weight Capacity (Optional): Most sheds have a maximum weight capacity, especially for shelving and flooring. Calculate the total weight of items you plan to store to ensure you don’t exceed these limits.
  7. Efficiency Considerations: Optimize storage by using stackable bins or boxes, and consider hanging tools or bikes to save floor space. Use transparent or labeled storage containers for easy access and efficient space usage.


By systematically measuring, calculating, and planning, you'll be able to determine and make the most of your shed’s storage capacity.


What is the difference between a garden shed and a storage shed?

The terms "garden shed" and "storage shed" are often used interchangeably, but there can be subtle differences between the two depending on their intended use and features. Here's a breakdown of each:

  1. Purpose: Garden Shed: Typically designed specifically for gardening activities. It might have features that cater to storing gardening tools, pots, fertilizers, and soil. It often includes a potting bench or a workspace for planting and organizing garden supplies. Storage Shed: More general-purpose, intended for storing a wide range of items beyond gardening tools. This could include lawn equipment, bicycles, seasonal decorations, or household overflow.
  2. Design and Features: Garden Shed: May have windows for natural light to support plant storage or workspace activities. It might also include shelving or racks specifically for gardening tools and supplies. Storage Shed: Generally more focused on maximizing space for a variety of items. Shelving and organizational features vary by need and are usually more generic to accommodate various sizes and types of items.
  3. Location: Garden Shed: Often located closer to garden areas for convenience, making it easier for gardeners to access tools and materials quickly. Storage Shed: Placement is usually more flexible and can be found in various areas of a property, wherever extra storage is needed or space is available.
  4. Aesthetic: Garden Shed: Often designed to blend more harmoniously with garden aesthetics and might have decorative elements or a quaint, rustic look. Storage Shed: Practicality may take precedence over aesthetics, with a design focused on durability and capacity.


Ultimately, the distinction can be minor, and the terms may be used based on marketing or personal preference more than any strict guideline. The exact differences can also vary by manufacturer or user customization.


What are common accessories for storage sheds?

Common accessories for storage sheds include:

  1. Shelving Units: These help organize tools, equipment, and smaller items, maximizing the vertical space within the shed.
  2. Pegboards and Hooks: Useful for hanging tools, gardening equipment, and other items that need to be easily accessible.
  3. Storage Bins and Containers: Great for organizing smaller items or seasonal decorations. They're often stackable to save space.
  4. Loft Kits: These can be installed for additional overhead storage, ideal for rarely used items or seasonal gear.
  5. Workbenches: Useful if the shed is also being used as a workshop, providing a sturdy surface for projects.
  6. Tool Racks: Specifically designed to hold long-handled tools like rakes, shovels, and brooms, keeping them off the floor and in order.
  7. Lighting Fixtures: Necessary for visibility, especially if the shed does not have windows or if items are accessed in the evening.
  8. Ventilation Kits: Help prevent moisture buildup and improve air circulation, reducing the risk of mold and mildew.
  9. Flooring Kits: These can protect the shed’s contents from ground moisture and provide a clean and stable surface.
  10. Locking Systems: Necessary for securing valuable items; could include padlocks, deadbolts, or electronic locks.
  11. Weatherproofing Accessories: Such as sealants or window covers, essential in protecting the contents of the shed from the elements.
  12. Windows and Skylights: Provide natural light and ventilation, enhancing the usability of the shed.


These accessories help customize the shed to better suit storage needs, improve organization, and extend the life of the structure and its contents.


What is the most common size for residential storage sheds?

The most common sizes for residential storage sheds typically range from small to medium, depending on the homeowner's needs and available space. Some popular sizes include:

  1. Small sheds: Around 6x8 feet or 8x8 feet; suitable for garden tools, lawn equipment, and smaller items.
  2. Medium sheds: Approximately 10x10 feet or 10x12 feet; these can accommodate larger garden equipment, bicycles, and various storage needs.
  3. Larger sheds: Around 12x16 feet or even larger; used for storing multiple larger items or as a workshop space.


Ultimately, the choice of shed size will depend on what you need to store, the available outdoor space, and any local zoning regulations or homeowner association rules.

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