Most listings are in the $10's per square foot per year. The Seaford region is experiencing a decline in rates. In the last 3 months, the median rate decreased $51 per sqft per year. That's a 72% decline in rent.
In the last 90 days, 0 listings have come on the market, which means listings most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About NaN% of the listings in the Seaford are subleases, so you will probably have to consider a longer term lease. 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 1,750 sqft. Most properties in this region are approximately 2 floors. Most buildings in this region were built in 2007 and are Class A.