The typical asking rate per listing is in the $20's per square foot per year. The Edmond submarket is going through a a rise in rates. In the last 3 months, the median rate rose $3 per sqft per year. That's a 11% increase in rent.
In the last 90 days, 56 listings have come on the market, so you'll want to check back regularly for new listings. About 4% of the available space in the Edmond 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 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 1,740 sqft. Most properties in this market are close to 1 floors. Most buildings in this region were built in 2003 and are Class B.