The typical asking rate per listing is in the $10's per square foot per year. The Claremont region is experiencing a decrease in rates. In the last 3 months, the median rate decreased $1 per sqft per year. That's a 4% decrease in rent.
In the last 90 days, 9 listings have been made available, which means leases most likley are going fast. You'll want to be prepared to make an offer immediately. About 56% of the office spaces in the Claremont are subleases, so you might be able to snag a great spot on a short term. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 860 sqft. Most properties in this area are approximately 2 floors. Most buildings in this area were built in 1926 and are Class Class B.