The typical asking rate per listing is in the $20's per square foot per year. The Beachwood region is experiencing a decline in rates. In the last 3 months, the median rate decreased $5 per sqft per year. That's a 18% decline in rent.
In the last 90 days, 16 listings have come on the market, which means office spaces are probably going fast. You'll want to be prepared to make an offer immediately. About 6% of the listings in the Beachwood 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 on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,680 sqft. Most buildings in this area are close to 2 floors. Most buildings in this region were built in 1979 and are Class B.