Here are the models for buildings 3-5.
They aren't all suppose to be super fancy. Some of them will just be far in the background and needed for more ambience than anything.
I know it's hard to tell what they will turn out to look like in the end, but try to imagine something along the lines of this:
At least....that's the goal. Very much still in the beginning stages but once the buildings are in, textured and a lot of the props are applied, this city is gonna start looking good.