The typical asking rate per listing is in the $10's per square foot per year. The Lancaster County submarket is going through a decline in rates. In the last 3 months, the median rate fell $2 per sqft per year. That's a 8% decrease in rent.
In the last 90 days, 190 listings have been made available, so you'll want to check back regularly for new listings. About 1% of the available space in the Lancaster County are subleases, so you will probably have to focus your search on direct office leases. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,800 sqft. Most properties in this market are around 2 stories. Most buildings in this region were built in 1984 and are Class B.