On average, listings lease in the $10's per square foot per year. The Gahanna submarket is going through a an increase in rates. In the last 3 months, the median rate went up $3 per sqft per year. That's a 18% increase in rent.
In the last 90 days, 23 listings have been made available, which means new listings might be going fast. You'll want to be prepared to make an offer immediately. About 43% of the listings in the Gahanna are subleases, so you might be able to snag a great spot on a short term. 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 170 sqft. Most buildings in this region are approximately 2 floors. Most buildings in this region were built in 1997 and are Class B.