On average, listings lease in the $50's per square foot per year. The Palm Beach region is experiencing a decline in rates. In the last 3 months, the median rate fell $7 per sqft per year. That's a 10% decrease in rent.
Compared to the rest of the Palm Beach market, the Palm Beach region has lower rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 22 listings have been made available, which means new availabilities are probably going fast. You'll want to be prepared to make an offer immediately. About 5% of the available leases in the Palm Beach are subleases, so you will probably have to focus your search on direct office leases. 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 1,450 sqft. Most properties in this area are around 3 floors. Most buildings in this region were built in 1973 and are Class B.