On average, listings lease in the $20's per square foot per year. The Peabody region is going through a a boost in rates. In the last 3 months, the median rate rose $3 per sqft per year. That's a 14% rise in rent.
Compared to the rest of the Greater Boston market, the Peabody region has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 25 listings have come on the market, which means new listings most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 8% of the available leases in the Peabody are subleases, so you will probably have to consider a longer term lease. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 3,100 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this market are around 2 stories. Most buildings in this market were built in 1985 and are Class B.