Most listings are in the $10's per square foot per year. The Morgantown submarket is going through a a rise in rates. In the last 3 months, the median rate went up $18 per sqft per year.
In the last 90 days, 2 listings have come on the market, which means new availabilities are probably going fast. You'll want to be prepared to tour spaces as quick as possible. About 250% of the listings in the Morgantown 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,370 sqft. Most properties in this area are close to 6 stories. Most buildings in this market were built in 1989 and are Class A.