The typical asking rate per listing is in the $40's per square foot per year. The Miami-Dade County region is experiencing a an increase in rates. In the last 3 months, the median rate increased $8 per sqft per year. That's a 23% increase in rent.
In the last 90 days, 371 listings have been posted online, so you'll want to check back regularly for new listings. About 5% of the office spaces in the Miami-Dade County 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 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 2,070 sqft. Most properties in this market are close to 3 floors. Most buildings in this market were built in 1982 and are Class A.