Most listings are in the $20's per square foot per year. The San Antonio region is going through a decline in rates. In the last 3 months, the median rate fell $4 per sqft per year. That's a 12% decline in rent.
Compared to the rest of the San Antonio market, the San Antonio submarket has smaller rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 642 listings have been posted online, so you'll want to check back regularly for new listings. About 47% of the available space in the San Antonio are subleases, so you might be able to snag a great spot on a short term. 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 2,260 sqft. Most properties in this market are approximately 2 stories. Most buildings in this area were built in 1985 and are Class A.