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870 United Nations Plz Units 37 & 38A
Listing Notes
Beautiful Duplex Home with Breathtaking Views Enjoy some of the most spectacular South and West views anywhere in Manhattan from this elegant Duplex Penthouse home, which offers a luxurious Park Avenue sensibility along with incomparable value all wrapped up in one very special large package of nearly 4, 000 sq ft. The grand foyer leads to a Living Room with a wood burning fireplace and stunning east river and city views. The elegant Dining Room offers equally striking vistas, along with an Eat-In Kitchen featuring professional grade appliances plus a Butler's Pantry with wet-bar, wine storage and a Powder Room. A Library/Fourth Bedroom with en-suite bath completes this floor and a grand staircase, private elevator, or staff stairway connect to the upper level. The Upper Level (38th flr.) boasts three bedrooms and a staff room with a laundry area and private bath. The primary Bedroom features a large marble Bathroom, walk-in closet, and magnificent views, while two additional large bedrooms with walk-in closets and en-suite baths complete the floor. High ceilings and cedar closets abound along with Central A/C and beautiful dcor. Amenities: Fitness Center; Pilates Studio; Private lounge with Entertainment & Conference Rooms; Golf simulator; Billiards Room; in-house Dry Cleaning; Sun Decks and Garage. Pets welcome. Apartments can be purchased with a Qualified Personal Residential Trust. Foreign buyers welcome with US based assets. 80% financing permitted. Buyer pays 3% flip tax.
Market Insights
$983/sqft vs a nearby median of $1647/sqft.
- -40% versus the nearby median price per square foot.
- Price history is limited, so current comps matter more than trend alone.
- 3,864 sqft creates a usable price-per-square-foot read.
Pricing Read
Asking price is about 51.3% below the fair value — likely to draw competing offers if it's still on market.
- Days-on-market gravity−$183k −3.0%
- Visible condition issues−$122k −2.0%
- Mid-century building era−$92k −1.5%
- Transit access+$31k +0.5%
Property Read
The asking price per square foot is below the nearby median, which can be worth a closer comp check.
Price history is still limited; review again as more market activity becomes available.
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Generated from the facts shown on this page and nearby market data. Not a professional appraisal.
Listing Details
- Days on market
- 197 days
- Last price change
- No change recorded
- Listed
- Oct 27, 2025
- Photos
- 21 photos
- Property type
- coop
- Status
- for sale
Features & Amenities
Photos
Building Facts
- Year built
- 1967
- Stories
- 37
- Total units
- 85
- Building area
- 7.05 ac
- Lot size
- 2.03 ac
- Land use
- Commercial and office buildings
- Building class
- RC
From NYC public records where available.