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The #427 duplex condo opens into a striking double-height living room with oversized windows that frame soft open greenspace and bring sunlight deep into the space.
The lower level offers spacious living and dining areas with an effortless flow for everyday living and entertaining. A half bath and in-unit laundry add valuable convenience on the main level.
Upstairs, the lofted bedroom overlooks the living room. A second room on the upper level provides exceptional flexibilityideal as a nursery, home office, or quiet reading retreat. A full bathroom with a bathtub completes the upper floor.
Monthly common charges (including cooking gas, water, and heat) and taxes (PILOT) total $3,297.83, plus a capital reserve assessment of $356.44 per month through April 2032.
Electricity is provided through the building’s bulk-purchasing program; the charge on the October statement was $93.
The unit was renovated in 2017.
Condo building Battery Park City land lease
182 units/9 stories/1988 built
| Service Level | Doorman (f/t) |
| Building Type | Condo |
| Building Pets Policy | Pets OK |
| Building Profile | View Building Page |
| More on StreetEasy | View Building |
| Listed | September 4, 2026 |
| Days on Market | 59 |
| Last Updated | November 1, 2026 |
Full public sale/price history isn't available through our listing feed for this property. See this listing on StreetEasy for recorded sale history where available.
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21 South End Avenue, Unit 427
21 South End Avenue, Unit 427
Due to recent rule changes, buyer agent commissions are no longer advertised on the MLS. NestApple estimates your rebate as up to 2% of the purchase price, based on our standard commission-sharing arrangement. Prior to any showing, we will confirm the exact commission and rebate amount with the listing agent and with you in writing. Commissions are not set by law and are fully negotiable. Listing information for this property is sourced via the REBNY RLS, which does not fix, control, recommend, suggest or maintain any commission rates and/or fees for services, and is not the source of any commission information.
Closed-sale data isn't available through our current listing feed for this neighborhood. Check StreetEasy for recent comparable sales.
