--- title: "423 ATLANTIC Avenue #3H, New York City, NY 11217" description: "423 ATLANTIC Avenue #3H, New York City, NY 11217 — Boerum Hill, New York City, NY. Listing Price $925,000. In contract 7/3/2026. Studio bed, 1 bath Illustrative Buyer Commission Share of $13,875 at closing, based on a 3% buyer-broker commission." url: "https://realestaterebatesnewyork.com/buy/newyorkcity/brooklyn/11217/423-atlantic-avenue-h-3H-ny-11217" source: "Real Estate Rebate Team" status: "Pending" --- # 423 ATLANTIC Avenue #3H, New York City, NY 11217 Boerum Hill, New York City, NY Courtesy of Corcoran Group ## At a Glance - **Listing Price**: $925,000 - **Status**: In contract 7/3/2026 In Contract/Lease Signed indicates an offer has been made and accepted by the seller/landlord, with the deal pending completion. - **Beds**: Studio - **Baths**: 1 - **Common Charges**: $1,678 / mo - **Brokerage Fee**: Share Eligible ## The Private Brokerage Advantage As an independent luxury buyer representative, Régis shares 50% of the buyer-side commission he actually receives on your purchase. Eligible buyers receive that Buyer Commission Share directly at closing to offset closing costs, down payments, or renovations. The figures below are illustrative, based on a **3% buyer-broker commission**; your share follows the commission offered on the transaction. - **Contract Purchase Price**: $925,000 - **Illustrative Buyer Commission Share**: -$13,875* - **Illustrative Net Cost**: $911,125 *Illustrative Buyer Savings of $13,875 — 50% of a 3% buyer-broker commission, shared at closing.* [Request a private tour](https://realestaterebatesnewyork.com/contact) · [Estimate your Buyer Commission Share](https://realestaterebatesnewyork.com/calculators/buyer-closing-cost-calculator) ## Photos (10) ![423 ATLANTIC Avenue #3H, New York City, NY 11217 — photo 1 of 10](https://realestaterebatesnewyork-bucket.nyc3.cdn.digitaloceanspaces.com/265e4133-22f5-46b3-963d-77f2b716a25f.jpg) ![423 ATLANTIC Avenue #3H, New York City, NY 11217 — photo 2 of 10](https://realestaterebatesnewyork-bucket.nyc3.cdn.digitaloceanspaces.com/d1fcfff5-825c-42f3-bb64-6f0f0068e2f6.jpg) ![423 ATLANTIC Avenue #3H, New York City, NY 11217 — photo 3 of 10](https://realestaterebatesnewyork-bucket.nyc3.cdn.digitaloceanspaces.com/b981c318-72a3-472f-bbe7-13ac36df9cb4.jpg) ![423 ATLANTIC Avenue #3H, New York City, NY 11217 — photo 4 of 10](https://realestaterebatesnewyork-bucket.nyc3.cdn.digitaloceanspaces.com/8b635927-1aac-49d0-8eb0-3c9e42ba7c6e.jpg) ![423 ATLANTIC Avenue #3H, New York City, NY 11217 — photo 5 of 10](https://realestaterebatesnewyork-bucket.nyc3.cdn.digitaloceanspaces.com/9c343c39-3fa4-450d-9570-6ad4fc9ad340.jpg) ![423 ATLANTIC Avenue #3H, New York City, NY 11217 — photo 6 of 10](https://realestaterebatesnewyork-bucket.nyc3.cdn.digitaloceanspaces.com/76c8ad1b-47ff-49da-926d-a2595dc32e0e.jpg) ![423 ATLANTIC Avenue #3H, New York City, NY 11217 — photo 7 of 10](https://realestaterebatesnewyork-bucket.nyc3.cdn.digitaloceanspaces.com/833d079f-c7e1-4a13-9cfb-ed6b83d8861a.jpg) ![423 ATLANTIC Avenue #3H, New York City, NY 11217 — photo 8 of 10](https://realestaterebatesnewyork-bucket.nyc3.cdn.digitaloceanspaces.com/1fc3b2ca-7e04-48a4-982f-747e39b38462.jpg) ![423 ATLANTIC Avenue #3H, New York City, NY 11217 — photo 9 of 10](https://realestaterebatesnewyork-bucket.nyc3.cdn.digitaloceanspaces.com/298a3edd-3530-4e19-a492-fc8b0fffc248.jpg) ![423 ATLANTIC Avenue #3H, New York City, NY 11217 — photo 10 of 10](https://realestaterebatesnewyork-bucket.nyc3.cdn.digitaloceanspaces.com/36309f7b-d209-4f7d-9691-6f7bc9bf285b.jpg) ## Property Overview Welcome to Residence 3H - a soulful loft within the historic Ex-Lax Building, where original warehouse character meets endless creative possibility in the heart of Boerum Hill. Offered for the first time, this is a rare opportunity to create a truly sui generis home - deeply personal and entirely your own. Loft lovers will immediately appreciate the remarkable scale, volume, and authenticity of the space: soaring 12-foot ceilings, five oversized south-facing windows perched at tree level, and an expansive open layout bathed in natural light throughout the day. Raw, honest, and unmistakably New York, this is the kind of home that sparks imagination. The proportions are generous, the atmosphere cinematic, and the potential extraordinary. For those with a creative spirit and an eye for design, this is not simply an opportunity to purchase a home, but to create and shape one. Originally constructed in the 1920s and thoughtfully converted to a cooperative in 1981, the Ex-Lax Building remains one of Brooklyn's most distinctive loft residences. Residents enjoy a full suite of conveniences including elevator access, central laundry, updated intercom system, live-in superintendent, and a spectacular common roof deck with sweeping views of Downtown Brooklyn. Perfectly positioned at the nexus of some of Brooklyn's most vibrant neighborhoods, Boerum Hill offers unparalleled access to the very best of city living. Moments away are celebrated cultural institutions including BAM, the Brooklyn Museum, and Barclays Center, alongside beloved cafés, acclaimed restaurants, boutique shopping, and everyday conveniences such as Trader Joe's, Whole Foods Market, and Public Records. Fort Greene Park is also within easy reach. Transportation is exceptional, with seamless access to the A/C/G/2/3/4/5/B/D/N/Q/R subway lines, connecting you effortlessly to the rest of the city. A rare offering defined by scale, history, flexibility, and soul - Residence 3H is ready to become your vision. ## Property Details - **Property Type**: Co-op - **Baths**: 1 - **Rooms**: 2 - **Stories**: 6 - **Year Built**: 1928 - **Common Charges**: $1,678 / Monthly - **Listed On**: Jun 11, 2026 - **Days on Market**: 102 Days ### Residence Features - Building Other - High Ceilings - Storage ## Estimated Monthly Payment **$6,355 / month**, assuming a 20% down payment ($185,000), a 6.5% interest rate and a 30-year term. The page's calculator lets a buyer change all three. - **Principal & Interest**: $4,677 - **Common Charges**: $1,678 Estimates only. Actual payments may vary. Confirm terms with your lender. ## Sales and market data ### Recent sales 14 apartments at ExLax Building have recorded sales since September 2021, the most recent for $1,510,000 in September 2025. Prices are the figures recorded with the City, not asking prices. | Unit | Beds | Sq Ft | Sold Price | $/ft² | Sold | Source | | --- | --- | --- | --- | --- | --- | --- | | 3C (Apartment) | 2 | — | $1,510,000 | — | September 16, 2025 | City record · MLS | | 3NP (Apartment) | 2 | 1,854 | $2,750,000 | $1,483/ft² | June 25, 2025 | City record · MLS | | 4N (Apartment) | 1 | — | $1,085,000 | — | June 24, 2025 | City record · MLS | | 4C (Apartment) | — | — | $1,355,000 | — | May 23, 2023 | City record | | 4-M (Apartment) | 2 | — | $1,835,000 | — | January 10, 2023 | City record · MLS | | 4-A (Apartment) | 2 | — | $1,700,000 | — | July 20, 2022 | City record · MLS | | 5-D (Apartment) | 2 | 1,277 | $1,600,000 | $1,253/ft² | June 6, 2022 | City record · MLS | | 3K (Apartment) | 1 | 900 | $825,000 | $917/ft² | May 16, 2022 | City record · MLS | | 2E (Apartment) | 2 | 1,300 | $1,325,000 | $1,019/ft² | April 27, 2022 | City record | | 4-E (Apartment) | 2 | 1,365 | $1,345,000 | $985/ft² | February 15, 2022 | City record · MLS | | 3C (Apartment) | 2 | — | $1,280,000 | — | February 3, 2022 | City record · MLS | | 3H (Apartment) | — | — | $860,000 | — | December 10, 2021 | City record | | 1L (Apartment) | 2 | 1,800 | $1,875,000 | $1,042/ft² | November 17, 2021 | City record · MLS | | 2N (Apartment) | 1 | — | $999,999 | — | October 27, 2021 | City record · MLS | Every row is a recorded transaction, including ancillary spaces such as storage and staff rooms where they were sold separately. Those are excluded from the benchmark below. Sales data through September 2025. Sale prices are the consideration recorded with the City in ACRIS, and each sale is dated by the day the City recorded it. A closing date reported to the MLS typically falls one to two weeks earlier. Recorded sales describe what has already happened and are not an appraisal, a valuation, or an estimate of what this home will sell for. [See every recorded sale at ExLax Building](https://realestaterebatesnewyork.com/buildings/new-york-city/brooklyn/exlax-building) ## Price and Property History for 423 ATLANTIC Avenue, Unit 3H Review the recorded listing activity for 423 ATLANTIC Avenue, Unit 3H, including asking-price changes and prior market dates. - **Entered contract**: July 3, 2026 | Date | Price | Listing event | | --- | --- | --- | | July 3, 2026 | $925,000 | Entered contract | | June 11, 2026 | $925,000 | Listed for sale by Corcoran Group | ## Property Taxes This apartment is part of a co-op that is taxed as one lot shared across 59 apartments. The corporation’s 2026 property tax bill was $1,221,149 for the whole building. Shareholders cover it through their monthly maintenance rather than a separate bill for this unit. [See the full property tax history for ExLax Building](https://realestaterebatesnewyork.com/buildings/new-york-city/brooklyn/exlax-building) [How we source and calculate NYC property tax data](https://realestaterebatesnewyork.com/nyc-property-tax-data-methodology) ## About The Building ### ExLax Building 423 Atlantic Avenue, Brooklyn, NY 11217 A building in the neighborhood, currently featuring 1 active listing. - **Year Built**: 1928 - **Active Units**: 1 - **Floors**: 6 [View the building page](https://realestaterebatesnewyork.com/buildings/new-york-city/brooklyn/exlax-building) ### Available Residences — For Sale (2) | Unit | Beds | Baths | Size | Price / Ft² | Price | Listing Office | Listed Date | Days on Market | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | [3J](https://realestaterebatesnewyork.com/buy/newyorkcity/brooklyn/11217/423-atlantic-avenue-3j-ny-11217) | 1 | 1 | 1,000 sqft | $1,195 | $1,195,000 (-6.6%) | Compass | Aug 24, 2026 | 27 days | | [3H](https://realestaterebatesnewyork.com/buy/newyorkcity/brooklyn/11217/423-atlantic-avenue-h-3H-ny-11217) | Studio | 1 | — | — | $925,000 — In contract | Corcoran Group | Jun 11, 2026 | 101 days | ## Boerum Hill Overview of Boerum Hill [Explore Boerum Hill](https://realestaterebatesnewyork.com/neighborhoods/new-york-city/brooklyn/boerum-hill) · [All Neighborhoods](https://realestaterebatesnewyork.com/neighborhoods) ### Nearby Boerum Hill - [Cobble Hill real estate for sale](https://realestaterebatesnewyork.com/neighborhoods/new-york-city/brooklyn/cobble-hill) - [Downtown Brooklyn real estate for sale](https://realestaterebatesnewyork.com/neighborhoods/new-york-city/brooklyn/downtown-brooklyn) - [Fort Greene real estate for sale](https://realestaterebatesnewyork.com/neighborhoods/new-york-city/brooklyn/fort-greene) - [Carroll Gardens real estate for sale](https://realestaterebatesnewyork.com/neighborhoods/new-york-city/brooklyn/carroll-gardens) - [Gowanus real estate for sale](https://realestaterebatesnewyork.com/neighborhoods/new-york-city/brooklyn/gowanus) - [Brooklyn Heights real estate for sale](https://realestaterebatesnewyork.com/neighborhoods/new-york-city/brooklyn/brooklyn-heights) ## Related Links - [ExLax Building — building page](https://realestaterebatesnewyork.com/buildings/new-york-city/brooklyn/exlax-building) - [Boerum Hill neighborhood guide](https://realestaterebatesnewyork.com/neighborhoods/new-york-city/brooklyn/boerum-hill) - [Estimate your Buyer Commission Share and closing costs](https://realestaterebatesnewyork.com/calculators/buyer-closing-cost-calculator) - [Contact Régis Roumila](https://realestaterebatesnewyork.com/contact) --- > RLS IDX Data display by Real Estate Rebate Team. 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. IDX information is provided exclusively for consumers’ personal, non-commercial use and it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. > All information furnished regarding property for sale, rental or financing is from sources deemed reliable, but no warranty or representation is made as to the accuracy thereof and same is submitted subject to errors, omissions, change of price, rental or other conditions, prior sale, lease or financing or withdrawal without notice. All dimensions are approximate. For exact dimensions, you must hire your own architect or engineer and the number of bedrooms listed is for informational purposes and is not a legal conclusion. Please consult with your own architect or engineer for exact dimensions and legal specifications.