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How big is the back of a Subaru Crosstrek with seats down?

The back of a Subaru Crosstrek offers about 55.3 cubic feet of cargo space with the rear seats folded flat.


With the rear seats upright, the Crosstrek provides about 20.8 cubic feet of cargo space. The rear seats are split 60/40, allowing you to fold down one side while keeping a passenger on the other. The loading floor is designed to remain relatively flat for easier loading of larger items, and these figures reflect current Crosstrek models across recent years. Exact numbers can vary slightly by year or trim, but the 55.3/20.8 cubic-foot figures are the standard reference for most recent models.


Cargo space details


Key figures to understand how the Crosstrek handles with seats down are listed below.



  • Behind the rear seats (seats up): 20.8 cubic feet (≈589 liters).

  • With the rear seats folded flat: 55.3 cubic feet (≈1,567 liters).


These numbers come from Subaru's official specifications for current Crosstrek models. The 60/40 rear seat split adds flexibility, enabling you to carry both passengers and larger items by folding down portions of the back seat as needed.


Practical packing guidance


In practical terms, folding the rear seats flat creates a nearly continuous, flat loading surface, which makes it easier to slide in bulky items such as suitcases, bikes (with wheels removed or by adjusting configuration), or shopping loads. The Crosstrek’s relatively wide cargo opening also helps accommodate larger objects without excessive maneuvering.


Summary


For everyday use and travel planning, count on about 55.3 cubic feet of cargo space with the rear seats down, and roughly 20.8 cubic feet with the seats up. The flat floor and split-folding rear seats maximize versatility, making the Crosstrek a capable small SUV for weekend trips and everyday hauling.

Why is Subaru discontinuing the Crosstrek?


Subaru is not discontinuing the Crosstrek model line entirely, but the Crosstrek Hybrid (PHEV) was discontinued in the U.S. due to slow sales and Subaru's strategic shift toward new hybrid and electric vehicle (EV) platforms that will be shared with Toyota. Subaru is still producing the standard Crosstrek and is developing new hybrid and EV models based on its new Global Platform, which will offer a new hybrid system for the Crosstrek in the future. The discontinuation of the manual transmission option was also driven by declining demand. 
This video discusses the reasons behind the discontinuation of the Crosstrek Hybrid and Subaru's future plans for electrification: 46sAlex PrestigiacomoYouTube · Jun 9, 2025

  • Hybrid model discontinued: The Crosstrek Plug-In Hybrid was dropped after a short run in the U.S. because it only accounted for a small percentage of total sales. 
  • Strategic shift to new platforms: Subaru is focusing on developing new hybrid and EV models using its new Global Platform, which is designed to accommodate these powertrains. The company is working with Toyota on future EV platforms to improve profitability and innovation. 
  • Manual transmission phased out: The manual transmission option was discontinued due to declining sales, as a small percentage of buyers opted for it compared to automatic transmissions. 
  • Standard Crosstrek remains available: The gasoline-powered Crosstrek continues to be a popular and available model. 
  • Future hybrid return: Subaru has stated that it will launch a new hybrid Crosstrek in the future, likely with a new hybrid system and on the new Global Platform. 

This video explains the changes coming to the 2025 Subaru Crosstrek, including updates to the powertrain options: 55sAlex PrestigiacomoYouTube · Nov 4, 2024



What can fit in the back of a Subaru Crosstrek?


The back of a Subaru Crosstrek can fit a variety of items, from small gear like groceries and luggage to larger objects like surfboards, kayaks, or a 75-inch TV with the seats folded down. With the rear seats up, you have about 20 cubic feet of space, which can be expanded to over 55 cubic feet by folding the 60/40 split rear seats down. This makes it suitable for carrying things like camping equipment, sporting gear, or even a medium-sized dog.
 
With rear seats up

  • Groceries and shopping bags
  • Luggage (a few pieces including carry-ons and full-sized)
  • Golf clubs or hockey sticks
  • Camping gear (like coolers, rods, and waders)
  • A travel stroller and a travel crib 

With rear seats down
  • Larger items like a 75-inch TV, an entire gas stove, or 8-foot long lumber
  • More luggage, such as five pieces, or a larger amount of gear for a trip
  • A medium to large dog
  • A small mattress (barely fits)
  • Surfboards or kayaks 



What size mattress can fit in the back of a Subaru Crosstrek?


Twin
Q: What size mattress will fit in a Subaru Crosstrek? In terms of standard mattress sizes, the closest mattress that will fit in the back of most Crosstrek models is a Twin. However, standard-sized mattresses do not take advantage of all of the available space.



What are the dimensions of the back of the Crosstrek?


The back of a Subaru Crosstrek has about 19.919.919.9 cubic feet of cargo space behind the rear seats, and this increases to a maximum of 54.754.754.7 cubic feet when the rear seats are folded down. For passenger comfort, there are approximately 38.038.038.0 inches of rear headroom and 36.536.536.5 inches of rear legroom.
 
Cargo space
You can watch this video to learn more about Subaru Crosstrek cargo measurements: 1mFred's Reviews58YouTube · Jun 8, 2025

  • With rear seats in use: 19.919.919.9 cubic feet 
  • With rear seats folded down: 54.754.754.7 cubic feet 
  • Note on specific models: Some sources show slightly different numbers, like the 2026 Hybrid at 18.618.618.6 cubic feet (seats up) and 50.650.650.6 cubic feet (seats down), and the Wilderness model at 20.020.020.0 and 54.954.954.9 cubic feet respectively. 

Passenger space (rear seat)
  • Rear headroom: 38.038.038.0 inches
  • Rear legroom: 36.536.536.5 inches
  • Rear shoulder room: 55.355.355.3 inches
  • Rear hip room: 53.253.253.2 inches 


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Kevin Bennett

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Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.