On average, listings lease in the $20's per square foot per year. The Northglenn region is going through a a boost in rates. In the last 3 months, the median rate went up $7 per sqft per year. That's a 42% increase in rent.
Compared to the rest of the Denver Metro market, the Northglenn submarket has less expensive rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 14 listings have come on the market, which means new availabilities might be leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 7% of the office spaces in the Northglenn are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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 1,210 sqft. Most buildings in this market are around 2 floors. Most buildings in this region were built in 1999 and are Class B.