Sure, it's a subjective question. Where I live, it's anything taller than four stories, at least in the local media's eyes. But from a real estate perspective, there really is a minimum number, and they are being built in record numbers in the U.S.
Apr 29, 2014 The Wall Street Journal - U.S. News
The Google ferry was launched Jan. 6 at the Port of San Francisco for its inaugural trip to Redwood City, where Google workers would presumably be bussed to its Mountain View HQ. No word yet whether it was greeted by protests met by its buses in S.F.
Jan 9, 2014 SF Gate: The Tech Chronicles
Downtown Redwood City (near San Francisco) has seen an amazing turnaround due to an aggressive program of code reform, strong investments in public spaces, and a strategy of using entertainment as a catalyzing force.
Jun 8, 2013 CNU.org
Famed architect Peter Calthorpe has designed several large developments planned for the San Francisco Bay Area, but some local environmentalist groups aren't satisfied that they are green enough.
Jul 7, 2010 The New York Times - Bay Citizen
Dan Zack, downtown development coordinator for Redwood City, CA, gave a 50-minute presentation on Delightful Density to a Palo Alto audience on Nov. 5. This 12-minute excerpt is composed of 17 buildings - get out your pencils and guess their density.
Jan 24, 2010 YouTube
Plans to build a 12,000 home waterfront development on the San Francisco Bay have some environmentalists up in arms. But the developers claim the project will exemplify "smart growth".
May 14, 2009 San Jose Mercury News
Views are already beginning to clash as the California high-speed rail project begins its development process. But until environmental and design reports are available, many questions are to be left unanswered.
Nov 19, 2008 Palo Alto Daily News
The theaters are in the same city, owned by the same company, a mile apart. One is by the highway on a 14-acre lot, the other is two stories in the middle of town with underground, metered parking, and eateries on the ground level. One is closing.
Oct 14, 2008 The Examiner