--- title: "Onyx Chelsea Condos for Sale in Manhattan | Buyer Savings" description: "View active listings, prices, and amenities at Onyx Chelsea, located at 261 West 28th Street, New York, NY 10001 in Manhattan. Buy a condo with Buyer Advantage savings." url: "https://realestaterebatesnewyork.com/buildings/new-york-city/manhattan/onyx-chelsea" source: "Real Estate Rebate Team" dateModified: "2026-09-10T12:21:38.207Z" --- # Onyx Chelsea 261 West 28th Street, New York, NY 10001 Chelsea · Condominium · Built 2006 Availability last updated: September 10, 2026, 8:21 AM ## At a Glance - **Active Units**: 1 Unit - **Starting Price**: $1,150,000 - **Property Type**: Condominium - **Year Built**: 2006 ## Building Overview Onyx Chelsea at 261 West 28th Street is a luxury condominium. It features a modern facade and high-end finishes. ## Illustrative Buyer Savings **$17,250 at Closing** Illustrative, based on a 3% buyer-broker commission on the highest-priced available residence. Régis shares 50% of the buyer-side commission actually received, so your figure follows the commission offered on your transaction. Work with Régis before touring or submitting an offer to understand the building, evaluate pricing, and preserve eligible Buyer Advantage opportunities. **Régis Roumila** — Principal Broker · NY & NJ. Private buyer representation for luxury resale and new development purchases. Verified Member: REBNY · NAR. NYDOS LIC#: 10491211335. [Speak with Régis](mailto:info@real-estate-rebate.com?subject=Inquiry%3A%20Onyx%20Chelsea) · [Estimate your Buyer Commission Share](https://realestaterebatesnewyork.com/calculators/buyer-closing-cost-calculator) ## Key Building Details - **Year Built**: 2006 - **Stories / Floors**: 11 - **Neighborhood**: Chelsea - **Active Listings**: 1 unit ## Building Amenities - Central Air - In Unit - Dryer - Washer/Dryer Stacked - Washer - City - Pets: Building Yes - Pets: Yes ## Active Residence at Onyx Chelsea 1 Active Residence Buyer Advantage figures shown on these residences are illustrative, based on a 3% buyer-broker commission. Régis shares 50% of the buyer-side commission actually received on the transaction, so the figure follows the commission offered on the listing you buy. [How the Buyer Commission Share works](https://realestaterebatesnewyork.com/buyer-advantage) | Residence | Type | Beds | Baths | Size | Price | Status | Estimated Buyer Advantage | Courtesy of | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | [Onyx Chelsea #5D](https://realestaterebatesnewyork.com/buy/newyorkcity/manhattan/10001/261-west-28th-street-d-5D-ny-10001) | Condominium | 1 | 1 | 795 ft² | $1,150,000 | Active | $17,250* | Sothebys International Realty | > This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2026 The Real Estate Board of New York, Inc., All rights reserved. ## Sales History for Onyx Chelsea 66 closings in this building. Prices are the consideration recorded on the deed with the City of New York wherever it has been filed. | Unit # | Beds | Baths | Size | Closing Price | Price / Ft² | Asking Price | Sold On | | --- | --- | --- | --- | --- | --- | --- | --- | | 3C | 1 | 1 | 737 | $990,000 (-0.9%) | $1,343 | $999,000 | Sep 9, 2026 | | 10D | 2 | 2.5 | 1,519 | $2,200,000 (-2.2%) | $1,448 | $2,250,000 | Jul 31, 2026 | | 6E | 2 | 2.5 | 1,214 | $1,425,000 (-20.6%) — Public record | $1,174 | $1,795,000 | Jan 15, 2026 | | 2D | 1 | 1 | 795 | $950,000 (-19.1%) — Public record | $1,195 | $1,175,000 | Sep 3, 2025 | | 8A | 3 | 2.5 | 1,438 | $2,175,000 (-5%) — Public record | $1,513 | $2,290,000 | May 22, 2025 | | 8F | 1 | 1 | 683 | $1,090,000 (-5.2%) — Public record | $1,596 | $1,150,000 | Feb 27, 2025 | | 4C | 1 | 1 | 737 | $1,095,000 — Public record | $1,486 | $1,095,000 | Nov 18, 2024 | | 4B | 2 | 2.5 | 1,265 | $1,975,000 (-6%) — Public record | $1,561 | $2,100,000 | Aug 15, 2024 | | 7F | 1 | 1 | 683 | $1,100,000 (-4.3%) | $1,611 | $1,150,000 | Nov 1, 2023 | Showing the 9 most recent of 66 closings. The full record is on the building page. Public record marks a price taken from the deed filed with the City of New York. Rows without it show the price reported to the listing service, which is what is available until the deed is recorded, typically about two weeks after closing. The percentage beside a closing price is the sale measured against the original asking price. Rows with no asking price are sales with no listing behind them. Those are sponsor and off-market transfers taken from the public record. > This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2026 The Real Estate Board of New York, Inc., All rights reserved. ## What to Review Before Buying in Onyx Chelsea Purchasing real estate in New York City or New Jersey goes beyond the apartment itself. To secure your asset and investment equity, we systematically analyze building structures, financials, board packages, and commission sharing arrangements. 1. **Building Quality** — Review construction, finishes, amenities, management, service level, and long-term resale value. 2. **Monthly Costs** — Understand common charges, property taxes, assessments, and the full carrying-cost picture. 3. **Transaction Strategy** — Evaluate pricing, sponsor terms, closing costs, negotiation leverage, and eligible Buyer Advantage opportunities before committing. ## Location & Neighborhood 261 West 28th Street, New York, NY 10001 ### Chelsea Chelsea is a cultural powerhouse. Known for its hundreds of art galleries, the High Line, and beautiful brownstone streets. - [Chelsea Guide](https://realestaterebatesnewyork.com/neighborhoods/new-york-city/manhattan/chelsea) - [Browse Chelsea Residences](https://realestaterebatesnewyork.com/buy/newyorkcity/manhattan/chelsea-manhattan) - [All Neighborhoods](https://realestaterebatesnewyork.com/neighborhoods) ## Frequently Asked Questions ### Where is Onyx Chelsea? It is at 261 West 28th Street. Have questions about Onyx Chelsea? [Speak with Régis before you tour.](mailto:info@real-estate-rebate.com) ## Considering a Residence at Onyx Chelsea? Speak with Régis before you tour, negotiate, or submit an offer. Receive private buyer-side guidance, pricing context, and eligible Buyer Advantage opportunities where available. [Schedule a private consultation](https://realestaterebatesnewyork.com/contact) · [All buildings](https://realestaterebatesnewyork.com/buildings)