Unless reinstated in future Caltrans budgets, this is the last year this measurement will be available. The Index is based on the median price of a home sold in each region. The 1997 figure is the average of the first three quarters. Apartment data from surveys conducted by Realfacts of all apartment complexes in the county of 40 or more units. Excluded are subsidized housing, Section 8 or HUD housing, and senior complexes.
Rental rates are the average of all types of units.
Rates are the prices charged to new residents when apartments turn over. Housing Starts Reach 10-Year High Data on housing starts by city from the Construction Industry Research Board. Silicon Valley data set created by Collaborative Economics. The Bay Area Air Quality Management District takes daily measurements of air quality monitoring stations in Silicon Valley. The indicator reflects the number of days that at least one of these stations exceeds federal or state standards.