Andrew Friis sold his three-bedroom, two bath condo in the Marina Village at 700 E. Boynton Beach Blvd. in Boynton Beach for $572,500 to Gary Marks and Dr. Sharon Sweinberg on Jan. 22.

Friis paid $544,900 for Unit #601 in April 2007.

The 1,646 square foot corner unit was listed for $599,000.

Friis is a partner with Suncoast Land Developers, a builder of single family homes in South Florida. The company's portfolio includes the Palm Village development, a gated community of homes in Deerfield Beach.

Dr. Sweinberg is a pediatric allergist and immunologist in Ardmore, Pa. She received her M.D. from the Penn State University School of Medicine after earning her bachelor's in Chemistry from Ithaca College (1979).

There are 338 units in the Marina Village at Boynton Beach development. It was built in 2006.

Condo sales in Boynton Beach fell 49 percent in 2007 versus 2006. The median sales price slipped 15 percent, to $224,000 from $265,000 the previous year.

Sales in the Marina Village at Boynton Beach dropped 87 percent in 2007 versus 2006. The median sales price jumped 10 percent to $380,000 from $343,000.

BlockShopper Metrics began tracking condo sales in South Florida in 2001.

Address: 700 E. Boynton Beach Boulevard, Unit: 601
Buyer(s): Gary J Marks and Sharon K Sweinberg
Seller(s): Andrew Friis
Sale date: Jan. 22, 2008