I live in the suburbs of a larger northeast city, so not inexpensive, but not city-apartment levels, either. Going from 3 bedroom to 4 bedroom seems to raise th

I live in the suburbs of a larger northeast city, so not inexpensive, but not city-apartment levels, either. Going from 3 bedroom to 4 bedroom seems to raise the asking price around 90k (from 450k to 540k). Admittedly, that includes houses of all ages/conditions/size/etc.