On average, listings lease in the $20's per square foot per year. The Leander submarket is experiencing a an increase in rates. In the last 3 months, the median rate rose $20 per sqft per year.
Compared to the rest of the Greater Austin market, the Leander submarket has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 0 listings have been listed, which means leases most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About NaN% of the available leases in the Leander are subleases, so you will probably need to consider the implications of signing a direct lease with the building. 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 1,690 sqft. Most buildings in this market were built in 1968.