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1 Washington Square

1 Washington Square, Larchmont, NY 10538
Co-op in Mamaroneck
1 Washington Square is a Co-op located in Mamaroneck, Larchmont.

Interested in learning more about the building? There are many great amenities and features for residents in the building. See the full transaction history for 1 Washington Square below.

Mamaroneck, where 1 Washington Square is located, has a median asking price of $230,000 for co-op buildings. For interested buyers, that means the building's median asking price is around 1.00% below the neighborhood's median asking price for co-ops. Which is great news as a buyer may end up finding some relatively affordable units in this building compared to other co-op buildings in the neighborhood.

Unfortunately, there are currently no active listings within the building but our inventory of available units for sale is constantly updating in real time. Check back frequently for updates.

Building Features

Facilities

Laundry Room

Parking

Assigned Parking
Garage Parking
Parking Waitlist
On-Street Parking
Detached Garage
Detached Garage: 1 Space
Parking Lot
No Parking
Off-Site Parking

Location

Near Public Transit

Accessibility

Elevators
ADA Access

Pet Policy

Cats Allowed

Services

Doorman

Outdoor Space

Screened-In Porch

Waterfront

Access to Beach

53 Past Sales

Date Unit Beds Baths Sqft Price Closed Listed By
20260419 Unit 2H
04/19/2026
2H
Studio
1 Bath
750 ft²
$189,000
bedrooms
Studio
bathrooms
1 Bath
square feet
750 ft²
$187,000 -1.06%
07/31/2026
Barbara Cleary
Houlihan Lawrence Inc.
20250827 Unit 1D
08/27/2025
1D
1 Bed
1 Bath
1100 ft²
$410,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1100 ft²
$400,000 -2.44%
01/26/2026
Gerard Confalone
Weichert Realtors
20250411 Unit 5B
04/11/2025
5B
2 Bed
2 Bath
1500 ft²
$779,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1500 ft²
$850,000 +9.11%
08/19/2025
Gordana Cacinovic
Houlihan Lawrence Inc.
20241205 Unit 5F
12/05/2024
5F
1 Bed
1 Bath
1093 ft²
$379,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1093 ft²
$379,000
02/18/2025
Jennifer Marsh
Houlihan Lawrence Inc.
20230508 Unit 6H
05/08/2023
6H
1 Bed
1 Bath
-
$250,000
bedrooms
1 Bed
bathrooms
1 Bath
$235,000 -6.00%
09/27/2023
Katherine McLoughlin
Houlihan Lawrence Inc.
20230113 Unit C
01/13/2023
C
2 Bed
2 Bath
-
$579,500
bedrooms
2 Bed
bathrooms
2 Bath
$510,000 -11.99%
06/01/2023
Maggie Vanderwoude
Houlihan Lawrence Inc.
20220405 Unit D
04/05/2022
D
1 Bed
1 Bath
-
$285,000
bedrooms
1 Bed
bathrooms
1 Bath
-
-
Daniella Ingenito
Compass Greater NY, LLC
20220703 Unit 5H
07/03/2022
5H
1 Bed
1 Bath
-
$225,000
bedrooms
1 Bed
bathrooms
1 Bath
$199,000 -11.56%
03/22/2023
Katherine McLoughlin
Houlihan Lawrence Inc.
20220408 Unit 2F
04/08/2022
2F
1 Bed
1 Bath
1050 ft²
$270,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1050 ft²
-
-
Eleanor Fein
Weichert Realtors
20220321 Unit 1G
03/21/2022
1G
2 Bed
2 Bath
1400 ft²
$525,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1400 ft²
$505,000 -3.81%
07/08/2022
Katherine McLoughlin
Houlihan Lawrence Inc.
20220207 Unit 4E
02/07/2022
4E
1 Bed
1 Bath
-
$269,900
bedrooms
1 Bed
bathrooms
1 Bath
$255,000 -5.52%
09/09/2022
Barbara Cleary
Houlihan Lawrence Inc.
20220121 Unit 1D
01/21/2022
1D
1 Bed
1 Bath
-
$224,000
bedrooms
1 Bed
bathrooms
1 Bath
$217,500 -2.90%
05/11/2022
Katherine McLoughlin
Houlihan Lawrence Inc.
20211112 Unit 5B
11/12/2021
5B
2 Bed
2 Bath
-
$395,000
bedrooms
2 Bed
bathrooms
2 Bath
$390,000 -1.27%
05/05/2022
Barbara Cleary
Houlihan Lawrence Inc.
20211004 Unit 2G
10/04/2021
2G
3 Bed
2 Bath
1480 ft²
$749,000
bedrooms
3 Bed
bathrooms
2 Bath
square feet
1480 ft²
$749,000
01/05/2022
Kimberly Arenas
Compass Greater NY, LLC
20210923 Unit 4B
09/23/2021
4B
2 Bed
2 Bath
1450 ft²
$698,500
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1450 ft²
$675,000 -3.36%
12/20/2021
Jacqueline J. Didier
Houlihan Lawrence Inc.
20210819 Unit B
08/19/2021
B
2 Bed
2 Bath
1460 ft²
$429,500
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1460 ft²
$400,000 -6.87%
12/03/2021
R. Janet Demasi
Julia B Fee Sothebys Int. Rlty
20210809 Unit 4A
08/09/2021
4A
1 Bed
1 Bath
1000 ft²
$329,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1000 ft²
$350,000 +6.38%
11/04/2021
Rosetta Bulfamante
Houlihan Lawrence Inc.
20210318 Unit 2D
03/18/2021
2D
1 Bed
1 Bath
1100 ft²
$299,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1100 ft²
$299,000
07/15/2021
Katherine McLoughlin
Houlihan Lawrence Inc.
20210304 Unit 4D
03/04/2021
4D
1 Bed
1 Bath
-
$295,000
bedrooms
1 Bed
bathrooms
1 Bath
$299,000 +1.36%
05/24/2021
Marjorie Weschler
Houlihan Lawrence Inc.
20200911 Unit 5F
09/11/2020
5F
1 Bed
1 Bath
-
$375,000
bedrooms
1 Bed
bathrooms
1 Bath
$365,000 -2.67%
06/01/2021
Barbara Cleary
Houlihan Lawrence Inc.
20200902 Unit 3G
09/02/2020
3G
2 Bed
2 Bath
1400 ft²
$398,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1400 ft²
$375,000 -5.78%
10/08/2021
Bengen Lee
Houlihan Lawrence Inc.
20200622 Unit F
06/22/2020
F
2 Bed
1 Bath
988 ft²
$359,000
bedrooms
2 Bed
bathrooms
1 Bath
square feet
988 ft²
$365,000 +1.67%
10/09/2020
Katherine McLoughlin
Houlihan Lawrence Inc.
20200611 Unit 6A
06/11/2020
6A
1 Bed
1 Bath
1065 ft²
$295,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1065 ft²
$291,000 -1.36%
09/10/2020
Barbara Cleary
Houlihan Lawrence Inc.
20200128 Unit 2B
01/28/2020
2B
2 Bed
2 Bath
1410 ft²
$575,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1410 ft²
$575,000
04/01/2020
Mary Gail Barry
Compass Greater NY, LLC
20191125 Unit 4A
11/25/2019
4A
1 Bed
1 Bath
1000 ft²
$285,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1000 ft²
$262,500 -7.89%
07/13/2020
Eleanor Fein
Weichert Realtors
20190429 Unit 3H
04/29/2019
3H
1 Bed
1 Bath
1100 ft²
$335,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1100 ft²
$315,000 -5.97%
06/26/2019
Katherine McLoughlin
Houlihan Lawrence Inc.
20180905 Unit 1C
09/05/2018
1C
2 Bed
2 Bath
1317 ft²
$459,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1317 ft²
$450,000 -1.96%
12/19/2018
Elizabeth Diamond
Coldwell Banker Realty
20171021 Unit 4B
10/21/2017
4B
2 Bed
2 Bath
1410 ft²
$475,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1410 ft²
$498,750 +5.00%
02/14/2018
Barbara Cleary
Houlihan Lawrence Inc.
20170928 Unit 3B
09/28/2017
3B
2 Bed
2 Bath
1410 ft²
$525,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1410 ft²
$520,000 -0.95%
01/26/2018
Barbara Cleary
Houlihan Lawrence Inc.
20170908 Unit 6B
09/08/2017
6B
2 Bed
2 Bath
1460 ft²
$625,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1460 ft²
$652,000 +4.32%
11/21/2017
Diana Schwatka
Julia B Fee Sothebys Int. Rlty
20170905 Unit 1A
09/05/2017
1A
1 Bed
1 Bath
1000 ft²
$299,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1000 ft²
$295,000 -1.34%
01/23/2018
Pollena Forsman
Houlihan Lawrence Inc.
20170628 Unit D
06/28/2017
D
1 Bed
1 Bath
800 ft²
$238,888
bedrooms
1 Bed
bathrooms
1 Bath
square feet
800 ft²
$235,000 -1.63%
10/02/2017
Lou Lou Pollak
Houlihan Lawrence Inc.
20160627 Unit 2C
06/27/2016
2C
2 Bed
2 Bath
1364 ft²
$435,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1364 ft²
$435,000
12/20/2016
Carole Sears
Julia B Fee Sothebys Int. Rlty
20160614 Unit 5G
06/14/2016
5G
2 Bed
2 Bath
1430 ft²
$525,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1430 ft²
$556,000 +5.90%
09/08/2016
Pollena Forsman
Houlihan Lawrence Inc.
20160526 Unit 3D
05/26/2016
3D
1 Bed
1 Bath
1040 ft²
$335,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1040 ft²
$325,000 -2.99%
10/05/2016
Wendy McManus
Coldwell Banker Res Brokerage
20151008 Unit 4D
10/08/2015
4D
1 Bed
1 Bath
1040 ft²
$310,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1040 ft²
$302,000 -2.58%
04/14/2016
Barbara Cleary
Houlihan Lawrence Inc.
20150618 Unit 2B
06/18/2015
2B
2 Bed
2 Bath
1410 ft²
$489,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1410 ft²
$482,500 -1.33%
09/11/2015
Barbara Cleary
Houlihan Lawrence Inc.
20150304 Unit 6B
03/04/2015
6B
2 Bed
2 Bath
1460 ft²
$449,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1460 ft²
$482,500 +7.46%
05/20/2015
Mimi Magarelli
Julia B Fee Sothebys Int. Rlty
20150121 Unit C
01/21/2015
C
2 Bed
2 Bath
1440 ft²
$469,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1440 ft²
$456,000 -2.77%
05/01/2015
Ellen Lee
Houlihan Lawrence Inc.
20140926 Unit 6C
09/26/2014
6C
2 Bed
2 Bath
1410 ft²
$459,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1410 ft²
$458,000 -0.22%
12/22/2014
Barbara Cleary
Houlihan Lawrence Inc.
20140619 Unit 3H
06/19/2014
3H
1 Bed
1 Bath
1080 ft²
$275,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1080 ft²
$275,000
10/15/2014
Eleanor Fein
Weichert Realtors
20140415 Unit 4F
04/15/2014
4F
1 Bed
1 Bath
1093 ft²
$289,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1093 ft²
$285,000 -1.38%
07/10/2014
Barbara Cleary
Houlihan Lawrence Inc.
20130815 Unit 5F
08/15/2013
5F
1 Bed
1 Bath
1093 ft²
$279,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1093 ft²
$264,500 -5.20%
12/05/2013
Barbara Cleary
Houlihan Lawrence Inc.
20130503 Unit 5D
05/03/2013
5D
1 Bed
1 Bath
1100 ft²
$249,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1100 ft²
$249,000
01/17/2014
Katherine McLoughlin
Houlihan Lawrence Inc.
20130430 Unit F
04/30/2013
F
1 Bed
1 Bath
988 ft²
$324,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
988 ft²
$310,000 -4.32%
08/02/2013
Linda Filby
Compass Greater NY, LLC
20130123 Unit 3C
01/23/2013
3C
2 Bed
2 Bath
-
$449,000
bedrooms
2 Bed
bathrooms
2 Bath
$425,000 -5.35%
05/15/2013
Barbara Cleary
Houlihan Lawrence Inc.
20120914 Unit 3A
09/14/2012
3A
1 Bed
1 Bath
1084 ft²
$225,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1084 ft²
$220,000 -2.22%
01/28/2013
Eleanor Fein
Weichert Realtors
20120911 Unit 2D
09/11/2012
2D
1 Bed
1 Bath
1050 ft²
$299,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1050 ft²
$257,500 -13.88%
06/20/2013
Elizabeth Diamond
Coldwell Banker Realty
20120814 Unit G
08/14/2012
G
2 Bed
2 Bath
1430 ft²
$460,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1430 ft²
$425,000 -7.61%
04/23/2013
Candace Steiner
Houlihan Lawrence Inc.
20120503 Unit E
05/03/2012
E
Studio
1 Bath
625 ft²
$110,000
bedrooms
Studio
bathrooms
1 Bath
square feet
625 ft²
$94,500 -14.09%
08/07/2012
Penny Weiner
Julia B Fee Sothebys Int. Rlty
20120224 Unit 6E
02/24/2012
6E
1 Bed
1 Bath
1080 ft²
$268,000
bedrooms
1 Bed
bathrooms
1 Bath
square feet
1080 ft²
$255,000 -4.85%
07/26/2012
Marcia Minassian
Houlihan Lawrence Inc.
20120215 Unit 6FG
02/15/2012
6FG
3 Bed
3 Bath
2540 ft²
$825,000
bedrooms
3 Bed
bathrooms
3 Bath
square feet
2540 ft²
$815,000 -1.21%
05/24/2012
Barbara Cleary
Houlihan Lawrence Inc.
20120124 Unit B
01/24/2012
B
2 Bed
2 Bath
1400 ft²
$285,000
bedrooms
2 Bed
bathrooms
2 Bath
square feet
1400 ft²
$272,500 -4.39%
06/07/2012
Pilar Finnell
Julia B Fee Sothebys Int. Rlty

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Frequently Asked Questions

What neighborhood is 1 Washington Square located in?
The 1 Washington Square is a Co-op located in the neighborhood of Mamaroneck in Westchester, Larchmont.
What is the average sales price for listings in 1 Washington Square?
The average sales price for units in 1 Washington Square is $0 currently.