Most listings are in the $20's per square foot per year. The Littleton submarket is experiencing a a rise in rates. In the last 3 months, the median rate went up $10 per sqft per year. That's a 71% rise in rent.
Compared to the rest of the Denver Metro market, the Littleton submarket has smaller rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 8 listings have been made available, which means office spaces are probably going fast. You'll want to be prepared to make an offer immediately. About 213% of the available leases in the Littleton are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 4,460 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this market are close to 2 stories. Most buildings in this region were built in 1984 and are Class B.