Ed Natan of Natan & Associates, a real estate consultingfirm in Uptown, has tracked more than 50 projects with a completedvalue that tops $300 million. "It absolutely is the largestbuilding boom Uptown has ever experienced," Natan tellsGlobeSt.com.

Most of the projects are condominiums, lofts and townhomes andrental units, he says. There are about 500 units for sale and 500rental properties, either recently completed, under construction,or about to start, he says.

The most expensive project on the drawing board is the 14-storyPortofino Tower, where units will cost as much as $500 per sf, adollar figure that would have been unimaginable even two years ago.And the Bloomingdale family of New York City has owned a half blockin Uptown for almost 20 years. The family's Denver representative,Doug Jones of Jones Realty Co., believes the site is a primedevelopment location for a $60-million condominium project.