The typical asking rate per listing is in the $20's per square foot per year. The Littleton submarket is seeing a decline in rates. In the last 3 months, the median rate decreased $3 per sqft per year. That's a 10% decline in rent.
Compared to the rest of the Denver Metro market, the Littleton region has smaller rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 8 listings have been posted online, which means spaces most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 13% of the listings in the Littleton are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,310 sqft. Most properties in this region are around 2 stories. Most buildings in this region were built in 1983 and are Class B.