On average, listings lease in the $20's per square foot per year. The Lehigh County submarket is experiencing a a rise in rates. In the last 3 months, the median rate rose $2 per sqft per year. That's a 9% rise in rent.
In the last 90 days, 152 listings have been posted online, so you'll want to check back regularly for new listings. 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 2,160 sqft. Most buildings in this region are close to 2 stories. Most buildings in this area were built in 1984 and are Class B.