The typical asking rate per listing is in the $10's per square foot per year. The Stuart region is seeing a a boost in rates. In the last 3 months, the median rate went up $1 per sqft per year. That's a 7% rise in rent.
In the last 90 days, 34 listings have been listed, which means spaces most likley are going fast. You'll want to be prepared to make an offer immediately. About 3% of the available leases in the Stuart are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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 1,670 sqft. Most properties in this region are approximately 2 stories. Most buildings in this region were built in 1984 and are Class B.