On average, listings lease in the $20's per square foot per year. The Monterey submarket is experiencing a a rise in rates. In the last 3 months, the median rate rose $2 per sqft per year. That's a 10% rise in rent.
In the last 90 days, 20 listings have been made available, which means new availabilities most likley are leasing quickly. You'll want to be prepared to make an offer immediately. 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 1,510 sqft. Most properties in this region are around 2 floors. Most buildings in this region were built in 1985 and are Class A.