Originally Lenape land. Dutch then British settlers farmed the high ridges. 1776: Site of Fort Washington (Revolutionary War); British captured it, renaming Fort Knyphausen.
Post-war, wealthy New Yorkers built country seats. Irish/German immigrants arrived (1840s+), creating communities. Street grid laid out; streetcar lines (1880s) spurred development.
Eastern European Jews, Greeks, Armenians settled. George Washington Bridge (1931) transformed access to NJ, triggering apartment boom.
Puerto Ricans (1940s–50s), then Dominicans (1960s–) became dominant. By 1990, >50% Dominican. "Quisqueya Heights" nickname. Vibrant bodegas, music, politics.
1980s–90s: Crack epidemic, crime, arson. Community organizing (Northern Manhattan Improvement Corp.) + city investment sparked revival. Historic districts designated (Audubon Park, Hamilton Heights).
Dynamic, majority-Latino neighborhood with strong identity, Hudson River views, Yeshiva University, Columbia medical campus, Fort Tryon Park (The Cloisters), and enduring cultural vitality.