Most listings are in the $20's per square foot per year. The Watertown Town submarket is seeing a an increase in rates. In the last 3 months, the median rate rose $1 per sqft per year. That's a 5% increase in rent.
Compared to the rest of the Greater Boston market, the Watertown Town region has more expensive rates, and you'll have to negotiate above asking rent to be in this hot submarket.
In the last 90 days, 30 listings have been posted online, which means new availabilities most likley are going fast. You'll want to be prepared to make an offer immediately. 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 2,160 sqft. Most properties in this market are close to 2 stories. Most buildings in this area were built in 1931 and are Class A.