It depends on the location, the age, and the accessibility of the apartment. There are many many apartment here in Lawrence. All of them are different in many things such as location, size of a room, price, atmosphere, condition, facilities, and utility options. Some apartments are cheap, but the rent is not included any utility cost such as gas, electricity, water, and cable tv. Some of them have a swimming pool.
Some apartments have a bus route running near by.
Some of them have very good atmosphere, but maybe it is very very far from campus. Therefore, what apartment you like depends on your life style. There is a website that will give you an idea of apartment in Lawrence. An apartment is more spacious and newer. KU housing is quite old in some place.