On average, listings lease in the $10's per square foot per year. The Brent region is seeing a a boost in rates. In the last 3 months, the median rate rose $0 per sqft per year. That's a 1% rise in rent.
In the last 90 days, 11 listings have been listed, which means office spaces are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. 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 640 sqft. Most properties in this region are around 1 floors. Most buildings in this region were built in 1975 and are Class Class C.