List of United States cities by population density

Columns: Rank | Metropolitan area | Principal city | 10,000+ places | Densest incorporated place | Density
9 | Pittsburgh metropolitan area | Pittsburgh | 3 | Pennsbury Village | 12,710.3 | 10 | Louisville-Jefferson County metropolitan area | Louisville | 1 | Poplar Hills | 17,036.0 | 11 | Providence metropolitan area | Providence | 1 | Central Falls | 15,652.0 | 12 | Dallas-Fort Worth Metroplex | Dallas | 1 | Mobile City | 11,911.3 | 13 | Buffalo-Niagara Falls metropolitan area | Buffalo | 1 | Kenmore | 11,437.2 | 14 | Portland metropolitan area | Portland | 1 | Johnson City | 11,061.5 | 15 | Metro Detroit | Detroit | 1 | Hamtramck | 10,900.5 | 16 | Greater Cleveland | Cleveland | 1 | Lakewood | 10,208.5

Example questions:
How many boroughs make up the main city of the densest metropolitan area of the USA ? | What is the highest altitude in the main city of the second densest metropolitan area of the USA ? | Which river is the site of the main city of the eighth densest metropolitan area of the USA ? | What is the moniker of the main city of the fourth densest metropolitan area of the USA ? | How many annual tourists see Faneuil Hall in the main city of the fifth densest metropolitan area of the USA ?

Answers:
boroughs | 10,000 feet | Potomac River | Capital of Latin America | more than 20 million