680 W Boston Post Rd Unit 3L, Mamaroneck, NY 10543
About this home
A rare find! This duplex is conveniently located across from Mamaroneck Harbor and is in close proximity to village shops, school, train and beach. Ideal for entertaining, this sophisticated condo offers two terraces, fireplace, eat-in kitchen, master suite, community pool and gym, and much more!!!
Multi-familyProperty Type
1990Year Built
21 sq ftLot Size
$383Est. Price/Sq.Ft.
1 spaceParking
Listing by Suzanne Cruickshank Moncure• Douglas Elliman Real Estate
Bought with Ivani Rabelo• Houlihan Lawrence Inc.
Source:OneKey® MLS as Distributed by MLS Grid #H4646953
Redfin Estimate
$574,075
$99K since sold in March 2021
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 3.9% higher than the average sale price ($553K) of 6 comparable homes.
A rare find! This duplex is conveniently located across from Mamaroneck Harbor and is in close proximity to village shops, school, train and beach. Ideal for entertaining, this sophisticated condo offers two terraces, fireplace, eat-in kitchen, master suite, community pool and gym, and much more!!!
Public Records
Mar 1, 2001
Sold
$240,000
$160/sq ft
Public Records
Sep 21, 1998
Sold
$175,000
$117/sq ft
Public Records
Mar 18, 1987
Sold
$227,500
$152/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$3,929 (−0.2%)
$38,100 + $134,574
$172,674
2025
$3,936
$38,100 + $134,574
$172,674
2024
$3,938 (+26.9%)
$38,100 + $134,574
$172,674
2023
$3,104 (−4.5%)
$38,100 + $134,574
$172,674
2022
$3,252 (−25.6%)
$38,100 + $134,574
$172,674
2021
$4,370 (+1.1%)
$38,100 + $134,574
$172,674
2020
$4,322 (+0.8%)
$38,100 + $134,574
$172,674
2019
$4,289
$38,100 + $134,574
$172,674
2018
$38,100 + $134,574
$172,674
2017
$38,100 + $134,574
$172,674
2016
$38,100 + $157,100
$195,200
2014
$38,100 + $157,100
$195,200
2013
$38,100 + $157,100
$195,200
2012
$1,600 + $2,455
$4,055
2011
$1,600 + $2,455
$4,055
2010
$1,600 + $2,455
$4,055
2009
$1,600 + $2,455
$4,055
2008
$1,600 + $2,455
$4,055
Tax history for 680 W Boston Post Rd Unit 3L
Year
Property tax
Land + Additions
Assessment*
2026
$3,929 (−0.2%)
$38,100 + $134,574
$172,674
2025
$3,936
$38,100 + $134,574
$172,674
2024
$3,938 (+26.9%)
$38,100 + $134,574
$172,674
2023
$3,104 (−4.5%)
$38,100 + $134,574
$172,674
2022
$3,252 (−25.6%)
$38,100 + $134,574
$172,674
2021
$4,370 (+1.1%)
$38,100 + $134,574
$172,674
2020
$4,322 (+0.8%)
$38,100 + $134,574
$172,674
2019
$4,289
$38,100 + $134,574
$172,674
2018
$38,100 + $134,574
$172,674
2017
$38,100 + $134,574
$172,674
2016
$38,100 + $157,100
$195,200
2014
$38,100 + $157,100
$195,200
2013
$38,100 + $157,100
$195,200
2012
$1,600 + $2,455
$4,055
2011
$1,600 + $2,455
$4,055
2010
$1,600 + $2,455
$4,055
2009
$1,600 + $2,455
$4,055
2008
$1,600 + $2,455
$4,055
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Interior
Heating & Cooling
Heating Fuel Type: Oil
Exterior
Exterior Information
Physical Condition: Average
Property Information
Subdivision Name: HARBORVIEW CONDO
Gross Sq. Ft: 1,500
Building Sq. Ft: 1,500
Lot Information
# of Buildings: 1
Land Sq. Ft: 21
Legal Lot Number: 48
Legal Block Number: 1
School Tax District: MAMARONECK
Municipality Name: MAMARONECK
Acres: 0.0005
State Use Description: APARTMENTS
Utility Information
Sewer Type: Public
Water Service Type: Commercial
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: —
Baths: —
Sq. Ft.: 1,500
Stories: —
Lot Size: 21 square feet
Style: Multi-Family (5+ Unit)
Year Built: 1990
Year Renovated: 2005
County: Westchester County
APN: 553203A0090161480000
Home facts updated by county records on Jul 30, 2026