Most listings are in the $20's per square foot per year. The Pittsburgh submarket is going through a decrease in rates. In the last 3 months, the median rate fell $1 per sqft per year. That's a 5% decrease in rent.
In the last 90 days, 189 listings have come on the market, so you'll want to check back regularly for new listings. About 4% of the available space in the Pittsburgh are subleases, so you will probably need to sign a longer term lease with the landlord directly. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 3,100 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this market are approximately 4 stories. Most buildings in this region were built in 1958 and are Class B.