"Greater Downtowns" population/ total employment:
Midtown Manhattan- 680,532/ 1,499,007
Lower Manhattan- 364,736/ 628,208
Washington DC- 265,913/ 498,842
San Francisco- 259,755/ 529,885
Chicago- 253,029/ 720,586
Boston- 230,725/ 489,985
Philadelphia- 246,879/ 341,688