New York County, New York

Founding: 1683
Parent county: The colony of New Netherland

Namesake: York, England
Seat: New York (1683–)

Land area: 23 square miles

Population (2020): 1,694,251

Population (historic): 33,131 (1790); 312,710 (1840); 942,292 (1870); 1,850,093 (1900); 1,867,312 (1930)

Periods of population growth: pre-1790–1910; 1930–1950; 1980–2020

National Register listings: 577

Pre-1940 residences (estimated): 390,054 (44%)
Pre-1940 housing survival rate: 56%
Pre-1860 housing survival rate (1940): 8%

Housing in disrepair (1950): 8.6%

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New York

Namesake: York, England

Founding: 1625 (founding as New Amsterdam); 1653 (incorporation); 1775 (post office)