Most listings are in the $20's per square foot per year. The Central Houston submarket is seeing a decrease in rates. In the last 3 months, the median rate fell $5 per sqft per year. That's a 16% decline in rent.
Compared to the rest of the Houston Metro market, the Central Houston submarket has more expensive rates, and you'll have to negotiate above asking rent to be in this hot region.
In the last 90 days, 239 listings have been made available, so you'll want to check back regularly for new listings. About 5% of the available leases in the Central Houston are subleases, so you will probably have to focus your search on direct office leases. 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 860 sqft. Most properties in this region are close to 6 stories. Most buildings in this area were built in 1975 and are Class B.