Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is San Jose (56% of total searches to Silicon Valley). The next most popular destinations are Menlo Park (22%) and Redwood City (11%). Searches for hotels in Fremont (11%) are also popular.
KAYAK users have found double rooms in Silicon Valley for as cheap as 216 ﷼ (San Jose) in the last 3 days. The average price is 656 ﷼.