Suffolk County  »  11952  »  Riley Ave  »  435 Riley Ave

435 Riley Avenue, Mattituck, NY 11952 - Property report

Also known as: 435 Riley Ave

Property image for 435 Riley Avenue, Mattituck, NY 11952
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Property type

One Family Year-Round Residence (210)

Acreage

0.46

Sale price

$805,000

General information

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Address
Primary address
435 Riley Avenue
ZIP code
11952
County
Suffolk
Village (SWIS code)
473889
Parcel ID
143-4-18

Owner

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Sales
Sale date
04/20/2023
Sale price
$805,000
Arm's length
Tax
Tax year
2025-2026
Current property tax
$7,716
Zoning & Use
Zoning
Residential Low Density (1 Acre) (R-40)
Building
Property type
One Family Year-Round Residence (210)
Buildings on lot
1
Lot
Acreage
0.46

Area overview

Walk score
46 /100.  Car-Dependent
Transit score
0 /100.  Minimal Transit
Bike score
45 /100.  Somewhat Bikeable
School district
473812

View more such as transportation, nearby schools and risk designations.

Ownership

Ownership information for 435 Riley Avenue, Mattituck, NY

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 435 Riley Avenue, Mattituck, NY 11952

Sale date Sale price Buyer name Seller name
04/20/2023 $805,000 XXXXXXXXXXXX XXXXXXX XXXXXX XXXXXX X
12/10/2021 $1 XXXXXX XXXXXX X XXXXX X XXXXXXX XX XXXXXX XX XXX XXXXX
03/04/2021 $1 XXXXXX XX XXXX XXXX XXX XXXXXX XXXXX

*Most recent sales on record for this property.

More about Suffolk County property records.

Title documents

Date Type Amount Party 1 Party 2
06/26/2023 - R
04/20/2023 - D		 Deed XXXXXX XXXXXX X XXXXXXXXXXXX XXXXXXX
02/08/2022 - R
12/10/2021 - D		 Deed
(Life estate deed)		 XXXXX X XXXXXXX XX XXXXXX XX XXX XXXXX XXXXXX XXXXXX X
06/04/2021 - R
03/04/2021 - D		 Deed
(Life estate deed)		 XXXXXX XXXXX XXXXXX XX XXXX XXXX XXX
08/17/2015 - R
06/10/2015 - D		 Deed XXXXXX XXXXXX X XXXXXX XXXXX XXXXXX
01/11/2006 - R
11/18/2005 - D		 Deed
(Bargain & sale deed)		 XXXXX XXXXXXX XXXXXX XXXXXX X
11/13/2002 - R
10/15/2002 - D		 Deed XXXXXX XXXXX XXXXXXX XXXXXXX X

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 435 Riley Avenue, Mattituck, NY

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025-2026
Current property tax
$7,716
Base tax
$6,917
Recent tax assessments
Market value
$836,364
Assessed value
$4,600

More about Suffolk County property taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Market value Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $836,364 $4,600 1503.693 $6,917 +2.84%
2024-2025 $836,364 $4,600 1462.136 $6,726 +4.15%
2023-2024 $807,018 $4,600 1403.898 $6,458 +2.81%
2022-2023 $657,143 $4,600 1365.524 $6,281 +0.24%
2021-2022 $522,727 $4,600 1362.286 $6,267 +2.10%
2020-2021 $522,727 $4,600 1334.242 $6,138 +1.86%
2019-2020 $494,624 $4,600 1309.894 $6,026 +0.85%
2018-2019 $489,362 $4,600 1298.829 $5,975 +1.19%
2017-2018 $455,446 $4,600 1283.514 $5,904 -1.02%
2016-2017 $425,926 $4,600 1296.7 $5,965 +3.29%
Permits

Permit information for 435 Riley Avenue, Mattituck, NY

No recently recorded permits for this property.

Neighborhood

Risk

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FEMA flood zones

FEMA flood zones
0.2, X

Transportation

Daily traffic map
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Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
New Suffolk School NR Public PK, K-6 7 3.09
New Suffolk School NR Public PK, K-6 7 3.09
Our Lady Of Mercy Regional School NR Private PK-6 92 3.22
Our Lady Of Mercy Regional School NR Private PK-6 92 3.22
Mattituck Cutchogue Elementary School 6 Public K-6 453 4.32
Peconic Community School NR Private PK-6 60 5.63
Peconic Community School NR Private PK-6 60 5.63
Aquebogue Elementary School 5 Public K-5 474 5.64
Our Redeemer Lutheran School of Aquebogue NR Private PK, K-6 29 6.28
Southold Elementary School 7 Public K-6 317 7.48
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Mattituck Junior Senior High School 6 Public 7-12 548 0.82
East End Christian Academy NR Private PK, K-9 0 7.31
Southold Junior Senior High School 5 Public 7-12 380 7.48
Hampton Bays Middle School 5 Public 5-8 597 7.93
Bishop Mcgann-Mercy Diocesan High School NR Private 7-12 481 8.07
Riverhead Middle School 3 Public 6-8 827 8.39
Tuckahoe School 6 Public PK, K-8 250 8.56
St Isidore School NR Private PK-8 133 8.62
St John Paul II Regional School NR Private PK-8 130 8.62
Our Lady Of The Hamptons Regional Catholic School NR Private PK-8 317 9.76
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Mattituck Junior Senior High School 6 Public 7-12 548 0.82
Southold Junior Senior High School 5 Public 7-12 380 7.48
Hampton Bays Secondary School 6 Public PK, 9-12 769 7.77
Bishop Mcgann-Mercy Diocesan High School NR Private 7-12 481 8.07
Riverhead Senior High School 3 Public 9-12 2,001 8.42
Suffolk County Sheriffs Office NR Public 12 7 9.23

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 435 Riley Avenue, Mattituck, NY

367 Riley Ave, Mattituck 495 Riley Ave, Mattituck 260 Walnut Pl, Mattituck 340 Walnut Pl, Mattituck 355 Riley Ave, Mattituck 285 Riley Ave, Mattituck 11170 Sound Ave, Mattituck 615 Marlene Ln, Mattituck 200 Legion Ave, Mattituck 200 Walnut Pl, Mattituck 705 Marlene Ln, Mattituck 300 Marlene Ln, Mattituck 400 Marlene Ln, Mattituck 470 Marlene Ln, Mattituck 855 Marlene Ln, Mattituck 795 Marlene Ln, Mattituck 379 Riley Ave, Mattituck 9650 Route 25, Mattituck 555 Riley Ave, Mattituck 625 Riley Ave, Mattituck

Nearby ZIP codes for 435 Riley Avenue, Mattituck, NY

11901, Suffolk County, NY 11931, Suffolk County, NY 11935, Suffolk County, NY 11942, Suffolk County, NY 11946, Suffolk County, NY 11947, Suffolk County, NY 11948, Suffolk County, NY 11956, Suffolk County, NY 11958, Suffolk County, NY 11959, Suffolk County, NY 11963, Suffolk County, NY 11964, Suffolk County, NY 11965, Suffolk County, NY 11968, Suffolk County, NY 11970, Suffolk County, NY 11971, Suffolk County, NY 11976, Suffolk County, NY 11977, Suffolk County, NY 11978, Suffolk County, NY

Frequently asked questions

When was 435 Riley Avenue, Mattituck, NY 11952 last sold and what was the sale price?

435 Riley Avenue, Mattituck, NY 11952 was last sold on 04/20/2023 for $805,000.

What is the assessed value of 435 Riley Avenue, Mattituck, NY 11952?

435 Riley Avenue, Mattituck, NY 11952 is currently assessed at $4,600.

What are the property taxes for 435 Riley Avenue, Mattituck, NY 11952?

The property taxes for 435 Riley Avenue, Mattituck, NY 11952 total $6,916.

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