428 Westlake Avenue, Seattle, WA 98109 - Office Space
428 Westlake Avenue is located at 428 Westlake Avenue North in the South Lake Union neighborhood, WA, Seattle, 98109. The Class A Office building was completed in 2004 and features a total of 88,546 Sqft.
There are 27 office spaces for lease in the South Lake Union neighborhood, totaling 1,350,337 Sqft of available office space. The office space availability for the 98109 zip code is 1,534,302 Sqft, in 63 office spaces. The average asking office rent per sq. ft. in South Lake Union is $18/sqft/year.
In South Lake Union, there are 53 class A office buildings. In South Lake Union, there are a total of 21 LEED certified office buildings. In 2004, the same year 428 Westlake Avenue was built, 4 more commercial properties (office, industrial, retail) over 50,000 square feet were built in Seattle, featuring 570,516 square feet of commercial space. At zip code level, there are 89 commercial properties, of which 88 are office buildings over 50,000 square feet.