Of the 24 Silicon Valley new homes listed for sale, none of them are in Belmont. With 16 of the 24 new houses having a list price over $3,000,000, it is easy to conclude that almost no medium-priced new Silicon Valley houses are being built. While the average and median Belmont house price is around $2.5M, the maximum Belmont house price is frequently hitting the $4M mark. Current prices suggest that a new house could be built in Belmont if the right opportunity opens up.