The typical asking rate per listing is in the $20's per square foot per year. The Williamson County submarket is seeing a an increase in rates. In the last 3 months, the median rate rose $2 per sqft per year. That's a 8% rise in rent.
Compared to the rest of the Greater Austin market, the Williamson County submarket has greater rates, and you'll need to pay a premium to be in this hot submarket.
In the last 90 days, 31 listings have been made available, which means new listings are probably going fast. You'll want to be prepared to make an offer immediately. About 10% of the available leases in the Williamson County 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 available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,430 sqft. Most properties in this market are close to 2 stories. Most buildings in this market were built in 2001 and are Class A.