On average, listings lease in the $20's per square foot per year. The Allegheny County submarket is going through a a boost in rates. In the last 3 months, the median rate rose $1 per sqft per year. That's a 2% rise in rent.
In the last 90 days, 316 listings have been posted online, so you'll want to check back regularly for new listings. About 3% of the listings in the Allegheny County are subleases, so you will probably have to consider a longer term lease. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 2,800 sqft, there are still 0 new availabilities below 2,000 sqft. Most buildings in this area are approximately 3 stories. Most buildings in this region were built in 1982 and are Class B.