This Wikipedia page gives different wall types and how well they block sound.  

@Jennie Berger The RS-3 Zone allows for Single-Family residences & 2-Flats as "Permitted Uses"; however, the RS-3 Zone still requires 2,500 sq.ft. of lot area per unit (i.e. 5,000 sq.ft. for a 2-flat) unless the lot meets the exception for the characteristic of the block as previously mentioned by Nicolas; then it can be reduced to 1,500 sq.ft. per unit in order to construct a 2-flat.

Its about 8 blocks from the football stadium.  

I have been in the books and came accross Bigger Pockets, i would like to dive head first into real estate investing but the un known is a little scary.

I currently live Levittown and a house around the block from me is on the market for 1.5m.

I am just out side of Elkhorn, WI and selling our property the is 5 blocks from the lake.

The city operates on a block-by-block basis, and understanding those nuances takes legwork—or working with someone who truly knows the area.

The unit is within blocks of Harvard University and a billion other universities are within a few miles.

I managed a low end apartment block for several years. 

Vrbo used to block your calendar for 72 hours when you did that.