"Allocated space" refers to a specific area or portion that is set aside or reserved for a particular purpose or use. It is a designated or assigned space for something to exist or be stored. Full definition
Not everyone can afford to spend the money or allocate the space for a big speaker system. (businessinsider.com)
If you have the time and can allocate some space in your home for puppies or kittens, fill out your application and bring it to your closest shelter. (laanimalservices.com)
You should allocate the space on your page like this: (velvetjobs.com)