The typical asking rate per listing is in the $20's per square foot per year. The Harrisburg submarket is experiencing a decline in rates. In the last 3 months, the median rate decreased $2 per sqft per year. That's a 8% decline in rent.
In the last 90 days, 31 listings have been posted online, which means listings most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 90% of the listings in the Harrisburg 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 available, so finding a space for a small business might be tough.
Even though the median size is 2,850 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this market are around 3 floors. Most buildings in this market were built in 1936 and are Class B.