Headquarters of the United Nations View from Roosevelt Island Location within New York City Headquarters of the United Nations (New York City) Headquarters of the United Nations (New York) Show map of Manhattan Show map of New York City Show map of New York Show all Alternative names Headquarters of the United Nations Arabic: مقر الأمم المتحدة ‎ Chinese: 联合国 总部 大楼 French: Siège des Nations unies Russian: Штаб - квартира Организации Объединенных Наций Spanish: Sede de las Naciones Unidas General information Architectural style International Style Location New York City (International territory) Address 760 United Nations Plaza, Manhattan, New York City Coordinates 40 ° 44 ′ 58 '' N 73 ° 58 ′ 5 '' W ﻿ / ﻿ 40.74944 ° N 73.96806 ° W ﻿ / 40.74944; - 73.96806 Coordinates: 40 ° 44 ′ 58 '' N 73 ° 58 ′ 5 '' W ﻿ / ﻿ 40.74944 ° N 73.96806 ° W ﻿ / 40.74944; - 73.96806 Construction started September 14, 1948 (September 14, 1948) Completed October 9, 1952 (1952 - 10 - 09) Cost $65,000,000 (in adjusted inflation $599,010,025) Owner United Nations Height 155.3 meters (510 ft) Technical details Floor count 39 Design and construction Architect Oscar Niemeyer Le Corbusier Harrison & Abramovitz Main contractor Fuller, Turner, Slattery, and Walsh
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