If you have looked at homes in the Philly suburbs at all (honestly, any part of the Philly suburbs) you've seen several split levels. Via Zillow A split level home, to be clear, is a home where you enter into the main floor, with living/dining and kitchen, generally, but the next level, generally bedroom level, is only half a level up, not a full story, and below that bedroom level is a lower "den" level. There are variations on this, but I am not talking about a bi-level home (one where there is no main level - the front door leads immediately to stairs where you have to go upstairs or down immediately). Just to be clear since the nomenclature is often confusing! But why am I talking about such a confusing floorplan? Because they are all over the greater Philadelphia area and make up a huge amount of inventory. The split level design became popular in the 50s during the big housing boom. Here in rocky PA, they made sense to build into the terrain. But as time went