Question: What was the 2010 population of the town near Vernon Hills which was laid out in 1857 and with a city hall designed by Charles Sumner Frost?
Sentence (from "Navy Pier Auditorium"): The building's Aon Grand Ballroom measures 138 ft by 150 ft (42m x 48m) and has a 100 ft (30m) high half-domed ceiling.
Relevant evidence: No