The graph above shows Manhattan’s population growth over 120 years between 1790 and 1910, from 33,000 to 2.3 million, its peak. Population growth on a linear graph shows the number (mass) of people. The “bump” seen in 1860 marks the concluding decade of the massive Irish and German immigrant waves between 1845-1855. It would take 55 […]
Category Archives: Manhattan Unlocked 2025
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Pearl street derives its name from the shell middens left by Manhattan’s original Lenape inhabitants at the island’s southern tip. Initially, it spanned a single block between State Street and Broadway.