When it comes to storing boats in self-storage units, there are different sizes available depending on the size and type of your boat. Here are some common storage unit sizes for boats:

1. 10×20 Storage Unit: This size is ideal for small boats such as dinghies, jet skis, and canoes. It can also be used to store small trailers and some accessories.
2. 10×30 Storage Unit: This size is suitable for larger boats such as fishing boats, pontoons, and small motorboats. It can also be used to store some trailers and accessories.
3. 12×35 Storage Unit: This size is ideal for large boats such as yachts and sailboats. It can also be used to store trailers and accessories.

It is important to note that the above sizes are general guidelines and the actual sizes may vary depending on the storage facility. Always measure your boat to ensure that it fits comfortably within the storage unit you choose. Consider the height, width, and length of your boat when choosing a storage unit.

When storing your boat in a self-storage unit, it is important to prepare it properly before storing it. This includes cleaning the boat thoroughly, draining all water, removing the battery, covering it properly, and using a fuel stabilizer to prevent the fuel from breaking down. Proper preparation will ensure that your boat remains in good condition while in storage.

In conclusion, when it comes to storing boats in self-storage units, there are different sizes available depending on the size and type of your boat. Consider the size of your boat and the amount of space you require before choosing a storage unit. Always prepare your boat properly before storing it to ensure that it remains in good condition.