The typical asking rate per listing is in the $30's per square foot per year. The Lake Arrowhead submarket is seeing a an increase in rates. In the last 3 months, the median rate increased $36 per sqft per year. That's a Inf% increase in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Lake Arrowhead submarket has more expensive rates, and you'll need to pay a premium to be in this hot submarket.
In the last 90 days, 1 listings have been posted online, which means office spaces most likley are going fast. You'll want to be prepared to make an offer immediately. About 100% of the listings in the Lake Arrowhead are subleases, so you might be able to find a shorter term or below market rent. 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 2,420 sqft. Most buildings in this area were built in 1981 and are Class A.