2018 Subaru Forester: What is the size of the trunk and cargo space?

The 2018 Subaru Forester haS31.5 to 34.4Cubic feet of cargo volume with all of the seats up. With all of them down, that becomeS74.7 cubic feet of cargo volume. If Youre an avid outdoors-person, as many Subaru owners are, Youll be glad to know that there is plenty of room for a sleeping bag and mat or small mattress if You want to sleep in Your car. For a little more organization, Subaru also sells a cargo net for $50 if You would like to secure certain items so they dont roll around while You drive. You can also purchase an OEM security cover if Youre uncomfortable leaving anything in the vehicle that prying eyes can see, which costs about $128.