The typical asking rate per listing is in the $30's per square foot per year. The Prosper submarket is going through a a boost in rates. In the last 3 months, the median rate went up $34 per sqft per year.
Compared to the rest of the DFW Metroplex market, the Prosper submarket has more expensive rates, and you'll need to pay a premium to be in this hot region.
In the last 90 days, 0 listings have been posted online, which means spaces might be leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About Inf% of the available leases in the Prosper are subleases, so you might be able to find a shorter term or below market rent. 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 2,000 sqft. Most properties in this region are around 1 stories. Most buildings in this market were built in 2009 and are Class C.