Walmart has the Mainstays 3-Shelf Ladder Bookcase (Reclaimed Wood or Espresso) for $27 with free in-store pickup or $5.99 shipping to home. List price: $39. It features a contemporary ladder design with three sizable shelves, measures 21" x 12" x 35".
Amazon has the Halter ED-257 Sit / Stand Elevating Desktop (Cherry) for $130 - $31 off with coupon WIEVFKZG at checkout = $99 with free shipping. List price: $130. Features sSqueeze handles for easy height adjustment, built-In cable management, keyboard tray dimensions 14.75" X 10", desktop weight: 30 lbs.
Has excellent Amazon Reviews.