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Boston facts & stats
6 sourced facts about Boston, Massachusetts, each with the context behind the number. 4 more are in today's round and appear here after it closes.
The basics
In what year was Boston Common, considered America's oldest public park, established?
Answer1634
Townspeople taxed each household six shillings to buy William Blackstone's farm as a common; cows grazed there for generations.
Source: National Park Service, Boston Common (2024) nps.gov
How long is Boston's red-brick Freedom Trail?
Answer2.5 miles
The trail winds through Downtown, the North End and Charlestown; seeing every site inside can take a full weekend.
Source: National Park Service, Walk the Freedom Trail (2024) nps.gov
Expert level
About what share of Boston's total area (land plus water) is water?
Answer41.2 of 89.6 sq miles (about 46%)
Boston has 48.4 square miles of land and 41.2 square miles of water, thanks to its harbor, rivers and bays.
Source: City of Boston, Boston's People and Economy (2025) boston.gov
In what year did Boston open the first subway in the United States?
Answer1897
Public outcry over a plan to run trolley lines across Boston Common helped push the city to go underground.
Source: City of Boston, Boston's People and Economy (2025) boston.gov
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