On average, listings lease in the $10's per square foot per year. The Silver Lake Estates region is going through a a boost in rates. In the last 3 months, the median rate rose $20 per sqft per year.
In the last 90 days, 2 listings have been listed, which means office spaces most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 50% of the available leases in the Silver Lake Estates 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 available, so finding a space for a small business might be tough.
Even though the median size is 6,000 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this region were built in 1990 and are Class B.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Utilities is the dominant industry in this area. Most of the folk of Silver Lake Estates work from home. Commuting between 30 and 45 minutes a day is the norm for those who opt to reside in this part of town.