The typical asking rate per listing is in the $10's per square foot per year. The Nueces County submarket is seeing a decrease in rates. In the last 3 months, the median rate decreased $3 per sqft per year. That's a 14% decline in rent.
In the last 90 days, 30 listings have come on the market, which means office spaces most likley are going fast. You'll want to be prepared to make an offer immediately. About 113% of the available leases in the Nueces County are subleases, so you might be able to sign a shorter term by taking over a previous lease. 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 buildings in this area are around 1 floors. Most buildings in this area were built in 1985 and are Class B.