Compared to the rest of the Denver Metro market, the Thornton submarket has smaller rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 6 listings have been listed, which means spaces most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,560 sqft. Most buildings in this region are around 2 stories. Most buildings in this market were built in 1985 and are Class B.