The typical asking rate per listing is in the $20's per square foot per year. The Allegheny County region is experiencing a a boost in rates. In the last 3 months, the median rate went up $3 per sqft per year. That's a 10% rise in rent.
In the last 90 days, 529 listings have been posted online, so you'll want to check back regularly for new listings. About 3% of the available leases in the Allegheny County 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 available, so finding a space for a small business might be tough.
Even though the median size is 5,000 sqft, there are still 0 leases below 2,000 sqft. Most properties in this market are around 3 stories. Most buildings in this region were built in 1982 and are Class B.