Most listings are in the $50's per square foot per year. The Waltham region is experiencing a an increase in rates. In the last 3 months, the median rate increased $51 per sqft per year.
Compared to the rest of the Greater Boston market, the Waltham submarket has more expensive rates, and you'll need to pay a premium to be in this hot submarket.
In the last 90 days, 29 listings have come on the market, which means leases most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 17% of the available leases in the Waltham 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 on the market, so finding a space for a small business might be tough.
Even though the median size is 5,700 sqft, there are still 0 office spaces below 2,000 sqft. Most buildings in this market are close to 4 stories. Most buildings in this market were built in 1981 and are Class A.