Address: 45 NW 28th St. in Miami

Property type: This is a 1,839-square-foot, one-story multifamily building with four units. It was constructed in 1957 on a 6,900-square-foot lot.

Price: $1,825,000

Price per unit: $456,250

Seller: Robert Ziehm

Buyer: ISO XXI LLC

Past sale: $240,000 in March 2005