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NYC Condo & Co-op Buildings

One United Nations Park
between East 39th Street & East 40th Street
Murray Hill
One United Nations Park is an unprecedented interplay of privacy and light—a balance that reflects the architecture’s bold exterior and luminous interiors.
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One United Nations Park - Exterior View - Building One United Nations Park - Exterior/Interior View - Terrace and Living Room One United Nations Park - Interior - Corner View - Living Room One United Nations Park - Interior - Living Room - View of ESB One United Nations Park - Interior View - Colorful Living Room

Market Insight

Paul Newman's parkside office sells 47% over ask; Pre-war condo conversions lead Manhattan sales On the week ending June 18, 2026, 194 residential apartment sales were recorded in Manhattan. The business week was cut short by the Juneteenth federal holiday on Friday; as a result, fewer week-over-week recorded sales by default were likely inevitable. Those that were recorded included two clo... Today, June 23, 2026
What is a sponsor unit? Pros, cons, and NYC apartments with no board approval required from $165K From time to time, a listing for a New York City condo or co-op includes the following phrase: sponsor unit. But what sets these apart from other units, and why are they to buyers' benefits? The short answer to the first part is that this is a unit that has never been sold. The longer answer requ... Today, June 23, 2026
NYC contracts led by $18.5M Upper East Side mansion and a bespoke Billionaires' Row condo From June 15-21, 2026, 224 residential contracts were signed in Manhattan. This is a marked week over week decline in both the number of contracts and the aggregate dollar amount. However, this is still ten more contracts than were signed on the same week in 2025, and likelier to indicate an abbr... Today, June 23, 2026
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