Gladstone Karadus Team

at The Corcoran Group | Global Luxury Real Estate Advisors

Search Manhattan Search Hudson Valley
We are committed to upholding the principles of all applicable fair housing laws , standard operating procedures , and reasonable accommodations

Gladstone Karadus Team

Start Your NEXT Real Estate Journey

Bringing together a team with the passion, dedication, and resources to help our clients reach their buying and selling goals. The Gladstone Karadus Team is with you every step of the way. Start working with them today!

Tree-lined park path with pedestrians, benches, and city buildings in the distance.

Buy
Furnished living room with floor-to-ceiling windows overlooking a city skyline and green park.

Rent
Rooftop terrace with lounge chairs and planters overlooking a New York City skyline.

Sell
Two real estate agents pose together, one standing behind the other seated in a cream chair.

Get To Know Us

The Gladstone/Karadus Team is comprised of Marie-Claire Gladstone and Jason Karadus. Together they have nearly 50 years of NYC Real Estate experience and over $1 billion worth of sales. The team is consistently awarded as one of Corcoran's top teams and has been ranked as one the top teams nationally.

They are regarded for their strong work ethic, market expertise, incomparable business acumen and marketing prowess and have built a continuously growing network of referrals from satisfied customers in New York City and the Hudson Valley. Marie-Claire and Jason have an extensive background in development (both ground-up and loft conversion) and have overseen the conversion of numerous loft buildings in SoHo, Flatiron, Chelsea and TriBeCa. We are excited to help you achieve your real estate goals.

Learn More

Success by the Numbers

Dive into the data that illustrates The Gladstone Karadus Team’s unmatched performance in the New York real estate market.

50+

Years of Combined Experience

Top 1.5%

Of Real Estate Professionals in the US

$1+

Billion Worth of Total Sales

2026

Manhattan's Top 25 - Sales

2026

Manhattan Top Rental Team by Office

Multi Million Dollar Club

President's Council

Portfolio

Browse our current and sold listings online or contact us for further information.

For Sale

212 E 57TH Street 5C
$1,799,000

212 E 57TH Street 5C, New York City, NY 10022

  • 2 BEDS
  • 3 BATHS
  • 1,260 Sq.Ft.

For Sale

447 W 18TH Street 8B
$1,795,000

447 W 18TH Street 8B, Manhattan, NY 10011

  • 1 BED
  • 1 BATH
  • 916 Sq.Ft.

Listing Courtesy Marie Claire Gladstone with Corcoran Group

For Sale

212 E 57TH Street 5C
$1,499,000

212 E 57TH Street 5C, Manhattan, NY 10022

  • 2 BEDS
  • 3 BATHS
  • 1,260 Sq.Ft.

Listing Courtesy Marie Claire Gladstone with Corcoran Group

For Sale

165 Woody Row Road
$19,500,000

165 Woody Row Road, Red Hook, NY 12571

  • 4 BEDS
  • 7 BATHS
  • 7,773 Sq.Ft.

Courtesy of Corcoran Country Living

For Sale

46 Ledgerock Lane
$8,000,000

46 Ledgerock Lane, Hyde Park, NY 12538

  • 5 BEDS
  • 8 BATHS
  • 14,800 Sq.Ft.

For Sale

226 State Route 296
$6,500,000

226 State Route 296, Windham, NY 12496

  • 15,000 Sq.Ft.

Courtesy of Atelier WM LLC

For Sale

3362 Route 199
$3,988,889

3362 Route 199, Pine Plains, NY 12567

  • 4 BEDS
  • 4 BATHS
  • 5,089 Sq.Ft.

Courtesy of Corcoran Country Living

For Sale

42 Hy Vue Terrace
$3,950,000

42 Hy Vue Terrace, Millerton, NY 12546

  • 4 BEDS
  • 6 BATHS
  • 6,000 Sq.Ft.

For Sale

33 Cuomos Cove
$2,250,000

33 Cuomos Cove, Windham, NY 12496

  • 5,000 Sq.Ft.

Courtesy of Atelier WM LLC

For Sale

Modern wood-sided home with a stone chimney and wraparound deck, surrounded by gardens and woodland.
$1,950,000

25 Vincent Place, Wurtsboro, NY 12790

  • 4 BEDS
  • 6 BATHS
  • 6,700 Sq.Ft.

For Sale

322 Morrison Road
$949,000

322 Morrison Road, Durham, NY 12405

  • 4 BEDS
  • 4 BATHS
  • 3,153 Sq.Ft.

Courtesy of Corcoran Country Living

Sold on August 13, 2026

10 PARK Avenue 12F
$495,000

10 PARK Avenue 12F, Manhattan, NY 10016

  • 1 BATH
  • 500 Sq.Ft.

Listing Courtesy Marie Claire Gladstone with Corcoran Group

Sold on December 11, 2024

10 PARK Avenue 12F
$495,000

10 PARK Avenue 12F, New York City, NY 10016

  • 1 BATH
  • 500 Sq.Ft.

Listing Courtesy Ashlei De Souza with Serhant

Leased on December 21, 2023

Open-plan apartment with dining table, gray sofa, and four-poster bed.
$3,900/mo

106 CENTRAL Park S 20L, New York City, NY 10019

  • 1 BATH

Listing Courtesy Marie Gladstone with Corcoran Group

Leased on June 15, 2023

Brooklyn Bridge and the Manhattan skyline viewed across the East River and DUMBO rooftops.
$8,500/mo

115 YORK Street 18D, Brooklyn, NY 11201

  • 2 BEDS
  • 2 BATHS

Listing Courtesy Marie Gladstone with Corcoran Group

Sold on December 22, 2025

1 CLINTON Street 16B
$1,590,000

1 CLINTON Street 16B, Brooklyn, NY 11201

  • 1 BED
  • 2 BATHS
  • 907 Sq.Ft.

Listing Courtesy Marie Claire Gladstone with Corcoran Group

Sold on September 21, 2026

127 W 96TH Street PHA
$999,000

127 W 96TH Street PHA, New York City, NY 10025

  • 1 BED
  • 1 BATH

Listing Courtesy Marie Claire Gladstone with Corcoran Group

Sold on November 29, 2023

Open-plan living room with a gray sectional, large windows, exposed brick, and warm wood floors.
$2,600,000

130 W 24TH Street 5B, New York City, NY 10011

  • 3 BEDS
  • 2 BATHS

Listing Courtesy Marie Gladstone with Corcoran Group

Sold on May 22, 2023

13 E 30TH Street 6FL
$1,900,000

13 E 30TH Street 6FL, New York City, NY 10016

  • 2 BEDS
  • 2 BATHS
  • 1,450 Sq.Ft.

Listing Courtesy Marie Gladstone with Corcoran Group

Leased on January 30, 2023

Open-plan living and dining room with a red coffee table, dark sofa, and compact kitchen.
$6,750/mo

145 6TH Avenue 6E, New York City, NY 10013

  • 1 BED
  • 1 BATH
  • 900 Sq.Ft.

Listing Courtesy Jesse Kopischke with Corcoran Group

Leased on October 17, 2023

Staged living room with white sofas and floor-to-ceiling windows overlooking the New York City skyline.
$45,000/mo

15 CENTRAL Park W 37C, New York City, NY 10023

  • 3 BEDS
  • 4 BATHS
  • 2,761 Sq.Ft.

Listing Courtesy Marie Gladstone with Corcoran Group

Sold on October 22, 2024

150 E 61ST Street 4A
$477,000

150 E 61ST Street 4A, New York City, NY 10065

  • 1 BED
  • 1 BATH

Listing Courtesy Marie Gladstone with Corcoran Group

Sold on March 27, 2025

19 DOWNING Street
$9,900,000

19 DOWNING Street, New York City, NY 10014

  • 4 BEDS
  • 5 BATHS
  • 3,890 Sq.Ft.

Listing Courtesy Tamer Howard with Corcoran Group

Leased on June 25, 2024

22 S PORTLAND Avenue
$19,500/mo

22 S PORTLAND Avenue, Brooklyn, NY 11217

  • 5 BEDS
  • 3 BATHS
  • 3,620 Sq.Ft.

Listing Courtesy Marie Gladstone with Corcoran Group

Leased

22 S PORTLAND Avenue
$22,750/mo

22 S PORTLAND Avenue, Brooklyn, NY 11217

  • 5 BEDS
  • 3 BATHS
  • 3,620 Sq.Ft.

Sold on October 22, 2024

305 2ND Avenue 522
$1,665,000

305 2ND Avenue 522, New York City, NY 10003

  • 1 BED
  • 2 BATHS
  • 1,327 Sq.Ft.

Listing Courtesy ERIC FLEMING with Corcoran Group

Sold on July 24, 2026

325 E 79TH Street 2D
$725,000

325 E 79TH Street 2D, New York City, NY 10075

  • 1 BED
  • 1 BATH
  • 975 Sq.Ft.

Listing Courtesy Marie Claire Gladstone with Corcoran Group

Sold on August 21, 2026

330 SPRING Street 6B
$4,250,000

330 SPRING Street 6B, Manhattan, NY 10013

  • 3 BEDS
  • 4 BATHS
  • 2,037 Sq.Ft.

Listing Courtesy Nicole S Hechter with Corcoran Group

Sold on September 29, 2026

415 W 57TH Street 3D
$650,000

415 W 57TH Street 3D, New York City, NY 10019

  • 1 BED
  • 1 BATH

Listing Courtesy Marie Claire Gladstone with Corcoran Group

Sold on May 12, 2026

420 E 72ND Street 3F
$470,000

420 E 72ND Street 3F, New York City, NY 10021

  • 1 BED
  • 1 BATH
  • 650 Sq.Ft.

Listing Courtesy Marie Claire Gladstone with Corcoran Group

Sold on January 12, 2024

Red-brick townhouse with a white entry stoop, broad steps, and black iron fence.
$3,200,000

45 TOMPKINS Place NA, Brooklyn, NY 11231

  • 5 BEDS
  • 3 BATHS
  • 2,442 Sq.Ft.

Listing Courtesy Jason Karadus with Corcoran Group

Sold on April 22, 2026

60 W 13TH Street 7F
$1,675,000

60 W 13TH Street 7F, New York City, NY 10011

  • 2 BEDS
  • 1 BATH
  • 950 Sq.Ft.

Listing Courtesy Jason Naggiar with Serhant

Sold on February 7, 2025

62 W 62ND Street 20B
$2,058,500

62 W 62ND Street 20B, New York City, NY 10023

  • 2 BEDS
  • 3 BATHS
  • 1,314 Sq.Ft.

Listing Courtesy Patrick L Currier with Douglas Elliman Real Estate

Sold on October 1, 2026

Living room with a glass coffee table and large windows overlooking treetops and a city skyline.
$2,250,000

785 5TH Avenue 9B, New York City, NY 10022

  • 1 BED
  • 2 BATHS

Listing Courtesy Marie Claire Gladstone with Corcoran Group

Leased on July 7, 2023

Empty apartment room with hardwood floors, three windows, a cast-iron radiator, and paint supplies.
$3,200/mo

786 WASHINGTON Avenue 4FL, Brooklyn, NY 11238

  • 1 BED
  • 1 BATH

Listing Courtesy Jesse Kopischke with Corcoran Group

Leased

Virtually staged apartment living room with a large sectional sofa and city skyline views.
$6,250/mo

845 UNITED NATIONS Plaza 23C, New York City, NY 10017

  • 1 BED
  • 2 BATHS
  • 877 Sq.Ft.

Sold on June 11, 2026

88 LEXINGTON Avenue 906
$4,560,000

88 LEXINGTON Avenue 906, New York City, NY 10016

  • 3 BEDS
  • 4 BATHS
  • 2,319 Sq.Ft.

Listing Courtesy Marie Claire Gladstone with Corcoran Group

Sold on June 2, 2026

Modern glass-and-dark-siding home nestled among trees above a rocky slope.
$8,250,000

155 WOODY ROW Road, Red Hook, NY 12571

  • 4 BEDS
  • 6 BATHS
  • 8,430 Sq.Ft.

Courtesy of CORCORAN COUNTRY LIVING RH

Sold

Large stone-and-timber home with covered porches, three garage doors, and a curved driveway across a green lawn.
$3,675,000

165 Drake Road, Pleasant Valley, NY 12569

  • 3 BEDS
  • 7 BATHS
  • 4,592 Sq.Ft.

Sold on October 4, 2024

White two-story house with a metal roof, red door and shutters, and flowering shrubs.
$2,635,000

261 Kipp Road, Hudson, NY 12534

  • 4 BEDS
  • 6 BATHS
  • 3,496 Sq.Ft.

Courtesy of Corcoran Country Living

Sold on July 23, 2025

75 Woodlands Trail
$2,500,000

75 Woodlands Trail, Clinton Corners, NY 12514

  • 4 BEDS
  • 5 BATHS
  • 4,900 Sq.Ft.

Courtesy of Corcoran Country Living

Sold on June 23, 2026

11-15 Morton Road
$2,000,000

11-15 Morton Road, Rhinebeck, NY 12572

  • 4 BEDS
  • 4 BATHS
  • 3,035 Sq.Ft.

Courtesy of Corcoran Country Living

Sold on July 22, 2024

Multi-story brick building with a raised walkway and wooded mountain backdrop.
$2,000,000

11 Creek Drive Unit: 102, Beacon, NY 12508

  • 3 BEDS
  • 5 BATHS
  • 4,559 Sq.Ft.

Courtesy of Corcoran Country Living

Sold on July 31, 2026

1281 Woods Road
$2,000,000

1281 Woods Road, Germantown, NY 12526

  • 4 BEDS
  • 5 BATHS
  • 4,320 Sq.Ft.

Courtesy of Corcoran Country Living

Sold on June 3, 2026

948 County Route 25
$1,800,000

948 County Route 25, Tannersville, NY 12485

  • 6 BEDS
  • 5 BATHS
  • 4,409 Sq.Ft.

Sold on November 14, 2025

16 VAN DERBURGH CLOSE
$1,295,000

16 VAN DERBURGH CLOSE, Stone Ridge, NY 12484

  • 3 BEDS
  • 2 BATHS
  • 2,285 Sq.Ft.

Courtesy of Corcoran Country Living

Sold on June 23, 2026

314 Warren Street
$1,490,000

314 Warren Street, Hudson, NY 12534

  • 2 BEDS
  • 3 BATHS
  • 3,044 Sq.Ft.

Courtesy of Houlihan Lawrence Inc.

Sold on September 4, 2024

114 Lighthouse Drive
$700,000

114 Lighthouse Drive, Saugerties, NY 12477

  • 2 BEDS
  • 3 BATHS
  • 1,686 Sq.Ft.

Sold on April 24, 2026

4 Pond Drive W
$488,000

4 Pond Drive W, Rhinebeck, NY 12572

  • 2 BEDS
  • 3 BATHS
  • 1,472 Sq.Ft.

Courtesy of Atelier WM LLC

Sold on February 4, 2026

390 County Route 22
$454,325

390 County Route 22, Hudson, NY 12534

  • 2 BEDS
  • 1 BATH
  • 1,124 Sq.Ft.
View All
WHAT OUR CLIENTS SAY

Marie Claire was very helpful. She is highly recommended. She is very professional and has so much knowledge of the market. She is very well-connected.

— Raj

WHAT OUR CLIENTS SAY

Marie-Claire helped me rent my apartment within a few days. She is connected, efficient and gets the job done. She is accessible and always ready to help and answer questions.

— Gorman D.

WHAT OUR CLIENTS SAY

Marie was great, from start to finish, in selling my home. She's very conscientious, knowledgeable and professional. She was able to get me the highest price possible while finding and choosing the right buyers, who turned out to be very nice people. Marie handled every part of the transaction and any issue that came up, including the sale of the furniture for me personally. Due to Marie it was painless ...

— Cad C.

WHAT OUR CLIENTS SAY

We worked with Marie-Claire and her team on 2 transactions - one buying a condo apartment in the City and then selling one. With both projects we received a lot of support in terms of negotiating pricing, going through the process of the Board approval and communicating with the opposing side broker and owners. Our apartment for sale was nicely staged by Marie-Claire with professional photos taken. We al...

— Tatiana N.

View All

Neighborhoods

Browse our lifestyle guides to learn about the best neighborhoods for you.

Manhattan skyline across the water, with the Empire State Building and Chrysler Building above a tree-lined waterfront.

Upper East Side

Learn More
Row of brownstone and brick residences with arched windows, fire escapes, and a rooftop water tower.

Chelsea

Learn More
Manhattan skyline with the Empire State Building rising above surrounding skyscrapers.

Flatiron District

Learn More
Lower Manhattan skyline above dense rooftops in warm evening light.

Tribeca

Learn More
Downtown Manhattan skyline at sunset, with One World Trade Center above the rooftops.

Soho

Learn More
Elevated park walkway framed by autumn foliage, with modern Manhattan buildings in the distance.

Dutchess County

Learn More
View All

How Much is Your Home Worth?

  • Instant property valuation
  • Expert advice
  • Sell for more

Press & Media

A track record of sales and accomplishments recognized across the globe. See where we’ve been featured.

Aston Martin's Sylvan Rock Compound
  • October 26, 2026

Aston Martin created its first single-family compound, Sylvan Rock, in the Hudson Valley. The main residence is designed to resemble a rock formation, with a jagged roofline and a black c... Read more
Aston Martin unveils $19.5 million dream home with incredible car collection garage
  • October 23, 2026

Aston Martin's first single-family home has hit the market for $19.5 million, offering 55 acres of Hudson Valley countryside. Read more
Sylvan Rock Is Aston Martin’s First Residential Estate in Red Hook
  • October 21, 2026

The first and one of only two standalone residences designed and built by Aston Martin, Sylvan Rock hits the market at $19.5 million. Read more
Aston Martin’s First Residential Estate Lists for $19.5 Million in N.Y.’s Hudson Valley
  • October 20, 2026

Aston Martin went full throttle into private real estate in 2020, announcing that it was building its first residential estate in the Hudson Valley. Read more
View All

Work With Us

Gladstone Karadus Team is dedicated to helping you find your dream home and assisting with any selling needs you may have. Contact them today for a free consultation for buying, selling, renting or investing in New York.

Contact Us

Get in Touch With Gladstone Karadus Team to Learn More

Get in Touch

By providing your contact information to Gladstone Karadus Team, your personal information will be processed in accordance with Gladstone Karadus Team's Privacy Policy. By checking the box(es) below, you consent to receive communications regarding your real estate inquiries and related marketing and promotional updates in the manner selected by you. For SMS text messages, message frequency varies. Message and data rates may apply. You may opt out of receiving further communications from Gladstone Karadus Team at any time. To opt out of receiving SMS text messages, reply STOP to unsubscribe.
link
Bright living room with white sofas, floor-to-ceiling windows, leafy plants, and a low wooden coffee table.

Contact Details

GLADSTONE KARADUS TEAM

[email protected]
[email protected]

(917) 664-8157

220 W 19TH ST FL 5 NEW YORK NY 10011