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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.

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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

Going deeper

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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