Charming 1940’s Cottage in the Heart of Mattituck. Opportunity awaits with this classic 1940’s-style cottage, ideally located in the sought-after hamlet of Mattituck. Set on a shy quarter-acre level lot at the end of a quiet dead-end street, the property offers both privacy and convenience with no through-traffic. Enjoy easy access to Veterans Memorial Beach, or take a short stroll to Love Lane’s boutiques, dining, and the Hampton Jitney. Mattituck Plaza and additional local restaurants are also within walking distance, placing everything you need right at your doorstep. Whether you’re a restoration enthusiast looking to preserve vintage charm or seeking a canvas to fully reimagine, this home offers endless potential. With public water, natural gas, and electric already on site, the groundwork is in place to create your North Fork retreat.
Single-familyProperty Type
5,227 sq ftLot Size
Listing by William Walters• Daniel Gale Sothebys Intl Rlty
Bought with Non Non Member-MLS• Buyer Representation Office
Source:OneKey® MLS as Distributed by MLS Grid #914430
Redfin Estimate
$510,845
$131K since sold in May 2026$0 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 26.8% lower than the average sale price ($698K) of 6 comparable homes.
Charming 1940’s Cottage in the Heart of Mattituck. Opportunity awaits with this classic 1940’s-style cottage, ideally located in the sought-after hamlet of Mattituck. Set on a shy quarter-acre level lot at the end of a quiet dead-end street, the property offers both privacy and convenience with no through-traffic. Enjoy easy access to Veterans Memorial Beach, or take a short stroll to Love Lane’s boutiques, dining, and the Hampton Jitney. Mattituck Plaza and additional local restaurants are also within walking distance, placing everything you need right at your doorstep. Whether you’re a restoration enthusiast looking to preserve vintage charm or seeking a canvas to fully reimagine, this home offers endless potential. With public water, natural gas, and electric already on site, the groundwork is in place to create your North Fork retreat.
Public Records
Sep 1, 2005
Sold
$275,000
Year
Property tax
Land + Additions
Assessment*
2026
$3,858
$500 + $1,800
$2,300
2025
$3,858 (+3.0%)
$500 + $1,800
$2,300
2024
$3,746 (+4.1%)
$500 + $1,800
$2,300
2023
$3,599 (+5.0%)
$500 + $1,800
$2,300
2022
$3,429
$500 + $1,800
$2,300
2021
$3,429 (+2.8%)
$500 + $1,800
$2,300
2020
$3,335 (+1.3%)
$500 + $1,800
$2,300
2019
$3,291 (+1.1%)
$500 + $1,800
$2,300
2018
$3,257 (+1.3%)
$500 + $1,800
$2,300
2017
$3,217 (−1.1%)
$500 + $1,800
$2,300
2016
$3,252 (+3.9%)
$500 + $1,800
$2,300
2015
$3,130 (+2.4%)
$500 + $1,800
$2,300
2014
$3,057 (+2.9%)
$500 + $1,800
$2,300
2013
$2,971 (+2.6%)
$500 + $1,800
$2,300
2012
$2,894 (+2.0%)
$500 + $1,800
$2,300
2011
$2,837 (+4.0%)
$500 + $1,800
$2,300
2010
$2,729 (+1.7%)
$500 + $1,800
$2,300
2009
$2,684
$500 + $1,800
$2,300
Tax history for 35 N Riley Ave
Year
Property tax
Land + Additions
Assessment*
2026
$3,858
$500 + $1,800
$2,300
2025
$3,858 (+3.0%)
$500 + $1,800
$2,300
2024
$3,746 (+4.1%)
$500 + $1,800
$2,300
2023
$3,599 (+5.0%)
$500 + $1,800
$2,300
2022
$3,429
$500 + $1,800
$2,300
2021
$3,429 (+2.8%)
$500 + $1,800
$2,300
2020
$3,335 (+1.3%)
$500 + $1,800
$2,300
2019
$3,291 (+1.1%)
$500 + $1,800
$2,300
2018
$3,257 (+1.3%)
$500 + $1,800
$2,300
2017
$3,217 (−1.1%)
$500 + $1,800
$2,300
2016
$3,252 (+3.9%)
$500 + $1,800
$2,300
2015
$3,130 (+2.4%)
$500 + $1,800
$2,300
2014
$3,057 (+2.9%)
$500 + $1,800
$2,300
2013
$2,971 (+2.6%)
$500 + $1,800
$2,300
2012
$2,894 (+2.0%)
$500 + $1,800
$2,300
2011
$2,837 (+4.0%)
$500 + $1,800
$2,300
2010
$2,729 (+1.7%)
$500 + $1,800
$2,300
2009
$2,684
$500 + $1,800
$2,300
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Exterior
Exterior Information
Building Type: Single Family
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,227
Legal Lot Number: 14
Legal Block Number: 4
School Tax District: MATTITUCK-CUTCHOGUE
Municipality Name: SOUTHOLD
Acres: 0.12
Zoning Code: R-40
State Use Description: SINGLE FAMILY RESID
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: 5,227 square feet
Style: Single Family Residential
Year Built: —
Year Renovated: —
County: Suffolk County
APN: 1000143000400014000
Home facts updated by county records on Aug 31, 2026
Around this home
Schools
Mattituck Cutchogue Elementary School
Public K-6 • Assigned • 4.3mi
7/10
Mattituck Junior Senior High School
Public 7-12 • Assigned • 0.8mi
6/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
6/10 Flood Factor
Estimated 49-59% chance of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.31% chance of being in a wildfire in next 30 years
5/10 Heat Factor
7 days above 91° expected this year, 19 days in 30 years
8/10 Wind Factor
80% chance of strong winds in next 30 years
3/10 Air Factor
2 unhealthy days expected this year, 3 days in 30 years
Provided by First Street
Historical weather
Mattituck, NY • 11952
Average low and high temperatures (°F)
35
27
36
27
47
36
56
44
65
54
75
63
80
69
77
65
73
63
64
54
54
44
41
31
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9 hours in
June and 4.6 hours in December, which is comparable to the
U.S. average for solar exposure.
9 hrs
4.6 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$486,000 – $588,000
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