The typical asking rate per listing is in the $10's per square foot per year. The Washington County submarket is going through a decrease in rates. In the last 3 months, the median rate decreased $9 per sqft per year. That's a 37% decline in rent.
In the last 90 days, 13 listings have been posted online, which means listings might be leasing quickly. You'll want to be prepared to make an offer immediately. About 8% of the available leases in the Washington County 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,250 sqft. Most buildings in this area are approximately 3 floors. Most buildings in this area were built in 2001 and are Class B.