On average, listings lease in the $10's per square foot per year. The Pasadena region is seeing a a boost in rates. In the last 3 months, the median rate rose $20 per sqft per year.
Compared to the rest of the Greater Baltimore market, the Pasadena region has less expensive rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 0 listings have been listed, which means new availabilities are probably going fast. You'll want to be prepared to make an offer immediately. About Inf% of the available space in the Pasadena are subleases, so you might be able to find a shorter term or below market rent. 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 600 sqft. Most properties in this area are approximately 3 stories. Most buildings in this area were built in 1970 and are Class B.