Informational (nonfiction), 1,332 words, Level V (Grade 4), Lexile 1040L The Empire State Building has been a hallmark of the New York City skyline since its completion in 1931. This book will fascinate students with information about the building's construction and history.Informational (nonfiction), 1,332 words, Level V (Grade 4), Lexile 1040L The Empire State Building has been a hallmark of the New York City skyline since its completion in 1931. This book will fascinate students with information about the building's construction and history.