Most listings are in the $10's per square foot per year. The Pasadena submarket is seeing a an increase in rates. In the last 3 months, the median rate increased $16 per sqft per year.
Compared to the rest of the Houston Metro market, the Pasadena region has less expensive rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 6 listings have been listed, which means leases might be leasing quickly. You'll want to be prepared to make an offer immediately. About 150% of the office spaces in the Pasadena 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,410 sqft. Most buildings in this area are approximately 1 stories. Most buildings in this market were built in 1985 and are Class B.