Most listings are in the $0's per square foot per year. The Manhattan Beach region is seeing a decrease in rates. In the last 3 months, the median rate decreased $55 per sqft per year. That's a 100% decline in rent.
In the last 90 days, 13 listings have come on the market, which means new availabilities most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 8% of the office spaces in the Manhattan Beach are subleases, so you will probably need to consider the implications of signing a direct lease with the building. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 840 sqft. Most buildings in this region are close to 6 stories. Most buildings in this region were built in 1985 and are Class B.