New Development Opened in 2021

Last updated on Dec 8, 2025

233 Eighteenth,
233 18th Street

233 Eighteenth is a 20-unit condominium in South Slope-Greenwood Heights with one- to three-bedroom units featuring modern amenities and private outdoor spaces. The building offers numerous amenities including a virtual doorman, fitness center, and landscaped roof deck, and is conveniently located near parks, dining, shopping, and public transportation.

Recent Sales (2) $1,439 Avg. price/ft²
All Units in Building (20)

Apt. 5D

1 bed

1 bath

653 ft²

$955,000

$1,462

$950,000

Apr 22, 2025

Apt. 6A

2 beds

2 baths

989 ft²

$1,400,000

$1,416

$1,450,000

May 23, 2024

View Full Sales History

Overview of 233 Eighteenth at 233 18th Street

233 Eighteenth is a 20-unit condominium on a tree-lined street in South Slope-Greenwood Heights. The one- through three-bedroom units feature 9' ceilings, white oak engineered flooring, ample storage, Bosch appliances, in-unit washer/dryers, and private outdoor space. Amenities include 24-hour virtual doorman, package room, storage room, bike room, on-site parking with electric chargers, lounge with kids' play area, pet spa, fitness center, and landscaped roof deck. It is located at 233 18th Street, near Prospect Park, Greenwood Cemetery, local dining and shopping, and public transportation.

Doorman

None

Type

Condo

Year Built

2020

Apartments

20 (view all units)

Floors

Pets: Allowed

Neighborhood

South Slope - Greenwood Heights (Brooklyn)

Min Down

20%

Maps &
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Amenities

Post War
Resident Storage
Rooftop Terrace
Elevator
Children's Playroom
Fitness Center
On-Site Parking
Outdoor Entertainment Space
Laundry Room
Bike Room
Pet Grooming / Pet Services
Terraces / Balconies

Area Map StreetView

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at 4th Ave and Prospect Ave 0.16 miles

at 4th Ave and 10th 0.49 miles

Sales History

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Sales Summary

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Sales History by Apartment Size

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Pricing Comparison of Similar Buildings

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Editorial Coverage

Alternate Addresses

229 18th Street
231 18th Street
235 18th Street
237 18th Street
626 5th Avenue
628 5th Avenue
628 Fifth Avenue
630 5th Avenue

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.

1 beds starting at $1,350,000
3 beds starting at $6,150,000
4 beds starting at $4,870,000

Learn More

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

RLS IDX Data display by CityRealty.com, LLC. 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 for no listing shall the number of bedrooms listed be considered a legal conclusion.

All closed sales data has been provided by the New York City Department of Finance via the Automated City Register Information System (ACRIS). No warranty or representation is made as to the accuracy of any data provided by ACRIS or any other sources.

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An equal housing opportunity

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District\/BPC","_fd"],"4":[40.682676,-73.973007,"Brooklyn","_b"],"12":[40.8444,-73.9376,"Upper Manhattan","_um"],"5":[40.7477089,-73.930411,"LIC \/ Queens","_qns"],"18":[40.8889782,-73.9025,"The Bronx","_bx"]}

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233 Eighteenth,233 18th Street

Overview of 233 Eighteenth at 233 18th Street

Maps &3D Aerial Views

Amenities

Sales History

Sales Summary

Sales History by Apartment Size

Pricing Comparison of Similar Buildings

Editorial Coverage

Alternate Addresses

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233 Eighteenth,
233 18th Street

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