In the last 90 days, 0 listings have been posted online, which means office spaces most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About NaN% of the office spaces in the Riverwalk 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around sqft. Most buildings in this region were built in 1964 and are Class B.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Education is the dominant industry in this area. Most of the occupants of Riverwalk work from home. Commuting around 20 minutes a day is the norm for those who opt to reside in this part of town.