In the last 90 days, 0 listings have been made available, which means new listings are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About NaN% of the available leases in the Millbrae are subleases, so you will probably need to consider the implications of signing a direct lease with the building. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around sqft. Most properties in this region are approximately 7 stories. Most buildings in this market were built in 1968 and are Class A.