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Special size bed frame with wooden slats in a bedroom setting

Custom-Size Platform Bed Frame for Non-Standard Mattresses

Why Choose a Custom-Size Platform Bed?


A one-size-fits-all approach doesn’t always work—for boutiques, vintage pieces, or mobile lifestyles. Custom platform frames bridge that gap by combining flexibility and strong support. Whether you're dealing with angled corners, rounded or notched edges, or simply scaled-down dimensions, our frames ensure your mattress fits beautifully and performs at its best.

Versatility Meets Craftsmanship and Ease


Each custom-size platform frame is crafted to your exact specifications—whether you need a frame tailored for antique beds, floating platforms, or oddly shaped installations like window nooks and bay beds. The design emphasizes both precision and convenience, with easy assembly instructions and a strong, dependable structure made in the USA.

Gray platform bed with wooden slats in a room setting, labeled 'Custom Size Platform Bed' and '14" height'.

Shop for your Custom Size Bed Frame today!

  • Available in a range of widths and lengths.
  • Strong wood construction
  • Made in the USA
  • Easy assembly with no tools required.
  • Free UPS shipping!
  • Prices start at $699
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Frequently Asked Questions about Custom Size Platform Bed Frames

What is a custom-size platform bed frame?

A custom-size platform bed frame is a bed foundation made to fit mattresses that don’t match standard sizes like twin, full, queen, or king. It’s built to your exact dimensions, ensuring a perfect fit and proper support without the need for a box spring.

Why would I need a custom platform bed frame?

You may need a custom bed frame if you own an antique bed, an RV mattress, a European-size mattress, or any non-standard shape or size. Standard frames won’t fit properly, but a custom platform frame ensures your mattress has the right support and stability.

Can this frame be used without a box spring?

Yes! Platform bed frames are designed to provide all the support your mattress needs, eliminating the need for a box spring. This creates a modern, low-profile look while saving space. *As long as the gaps between each slat is 3" or less, no boxspring or foundation is required.

What sizes and shapes can you make?

We can build frames to fit many unusual sizes—including extra-long, narrow, in-between sizes, and more.

Widths range from 20" up to 78", with lengths starting at 50" all the way up to 83".

If you’re unsure about sizing, our team can help guide you through measuring for the perfect fit. Feel free to Contact Us with any questions!

How strong is the custom platform frame?

Each frame is made in the USA using durable materials designed to last. The construction supports everyday use for both standard and heavy mattresses, giving you long-term stability and peace of mind.

How easy is it to assemble the frame?

Our platform frames are designed with simple, step-by-step instructions for quick assembly. No tools are required, and most customers can put the frame together in under 30 minutes.

Can I use this with a memory foam or latex mattress?

Absolutely. Our custom-size platform bed frames provide excellent support for memory foam, latex, hybrid, and traditional innerspring mattresses.

For some of the best Custom Mattresses on the market, visit our Mattresses page!

How do I order a custom-size bed frame?

Just enter your mattress dimensions directly on the product page. We’ll build the frame to your exact specifications and ship it straight to your home via UPS.

Purchase your custom-size bed frame HERE.

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