Google street view image for 261 Riddle St, Brentwood, NY 11717

Off market mar 2004 for $290K

$686,802

Est. refi paymentEst. refi $2,124/mo

—

•

— ba

•

2,004

sq ft

261 Riddle St, Brentwood, NY 11717

About this home

261 Riddle St is a 2,004 square foot multi-family home on a 0.3 acre lot. - it last sold on March 16, 2004 for $290,000. Based on Redfin's Brentwood data, we estimate the home's value is $686,802.

Multi-familyProperty Type

1963Year Built

0.3 acresLot Size

$343Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$686,802

$397K since sold in March 2004$3,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 0.5% higher than the average sale price ($683K) of 6 comparable homes.

SOLD SEP 4, 2026
$670,000
A
4 beds2 baths1,617 sq ft
63 Ferris Ave, Brentwood, NY 11717
Listing by Power Team Realty Corp
SOLD OCT 30, 2026
$600,000
B
4 beds1.5 baths1,687 sq ft
575 Freeman Ave, Brentwood, NY 11717
Listing by BH&G R E Realty Connect
SOLD AUG 28, 2026
$700,000
C
5 beds2 baths1,742 sq ft
5 Zane Ct, Brentwood, NY 11717
Listing by B2B Real Estate Group Inc
SOLD OCT 14, 2026
$725,000
D
3 beds3 baths2,340 sq ft
46 39th St, Islip, NY 11751
Listing by Eric G Ramsay Jr Assoc LLC
SOLD MAY 29, 2026
$650,000
E
6 beds4 baths1,750 sq ft
238 Wiley St, Brentwood, NY 11717
Listing by Deepak Hemrajani Inc
SOLD JUN 16, 2026
$755,000
F
6 beds3 baths2,226 sq ft
27 Trader Ln, Brentwood, NY 11717
Listing by Signature Premier Properties

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Earn from this home

Sell

$561,295

Est. take-home

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Est. cash available

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Market trends in 11717, NY

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

102.5%

1.2% MoM

Median sale price

$655K

$3K MoM

Avg. days on market

30d

2 days MoM

Recently sold homes

3 MoM

New listings for sale

OPEN SUN, 1PM TO 3PM
$549,000
3 beds1 bath1,157 sq ft
211 Wurz St, Brentwood, NY 11717
NEW 22 HRS AGO
$660,000
3 beds1 bath1,588 sq ft
86 Saint Peters Dr, Brentwood, NY 11717
Listing by ZI Realty LLC
OPEN SAT, 1:30PM TO 3PM
$579,000
3 beds2.5 baths1,768 sq ft
18 Aljan Dr, Brentwood, NY 11717
Listing by Signature Premier Properties
$619,999
3 beds2 baths1,624 sq ft
213 Hilltop Dr, Brentwood, NY 11717
Listing by BH&G R E Realty Connect
$680,000
5 beds2 baths1,951 sq ft
332 Crooked Hill Rd, Brentwood, NY 11717
Listing by Signature Premier Properties
$649,999
5 beds3 baths2,081 sq ft
23 Wilcox Ln, Brentwood, NY 11717
Listing by Desimone Real Estate
$550,000
4 beds2 baths2,062 sq ft
31 Evergreen Ave, Brentwood, NY 11717
Listing by OverSouth LLC
OPEN SAT, 2:30PM TO 4PM
$595,000
4 beds1.5 baths1,478 sq ft
184 Newman St, Brentwood, NY 11717
Listing by Douglas Elliman Real Estate
$674,999
5 beds2 baths1,944 sq ft
55 Van Cedar St, Brentwood, NY 11717
Listing by Exit Realty Achieve
$699,000
4 beds2 baths1,241 sq ft
221 Grand Blvd, Brentwood, NY 11717
Listing by Douglas Elliman Real Estate
See all

Provided by Redfin

Sale history for 261 Riddle St

Year

Property tax

Land + Additions

Assessment*

2026

$10,114

$8,100 + $28,200

$36,300

2025

$10,114 (+3.0%)

$8,100 + $28,200

$36,300

2024

$9,818 (+12.2%)

$8,100 + $28,200

$36,300

2020

$8,751

$8,100 + $28,200

$36,300

2019

$8,751 (+3.4%)

$8,100 + $28,200

$36,300

2018

$8,467 (+1.9%)

$8,100 + $28,200

$36,300

2017

$8,312 (+1.2%)

$8,100 + $28,200

$36,300

2016

$8,212 (+1.7%)

$8,100 + $28,200

$36,300

2015

$8,075 (+2.7%)

$8,100 + $28,200

$36,300

2014

$7,862 (+3.0%)

$8,100 + $28,200

$36,300

2013

$7,634 (+3.9%)

$8,100 + $28,200

$36,300

2012

$7,348 (+4.2%)

$8,100 + $28,200

$36,300

2011

$7,049 (+2.9%)

$8,100 + $28,200

$36,300

2010

$6,853 (+2.6%)

$8,100 + $28,200

$36,300

2009

$6,677

$8,100 + $28,200

$36,300

Tax history for 261 Riddle St

Year

Property tax

Land + Additions

Assessment*

2026

$10,114

$8,100 + $28,200

$36,300

2025

$10,114 (+3.0%)

$8,100 + $28,200

$36,300

2024

$9,818 (+12.2%)

$8,100 + $28,200

$36,300

2020

$8,751

$8,100 + $28,200

$36,300

2019

$8,751 (+3.4%)

$8,100 + $28,200

$36,300

2018

$8,467 (+1.9%)

$8,100 + $28,200

$36,300

2017

$8,312 (+1.2%)

$8,100 + $28,200

$36,300

2016

$8,212 (+1.7%)

$8,100 + $28,200

$36,300

2015

$8,075 (+2.7%)

$8,100 + $28,200

$36,300

2014

$7,862 (+3.0%)

$8,100 + $28,200

$36,300

2013

$7,634 (+3.9%)

$8,100 + $28,200

$36,300

2012

$7,348 (+4.2%)

$8,100 + $28,200

$36,300

2011

$7,049 (+2.9%)

$8,100 + $28,200

$36,300

2010

$6,853 (+2.6%)

$8,100 + $28,200

$36,300

2009

$6,677

$8,100 + $28,200

$36,300

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Property details

Interior

Basement Information
Basement Sq. Ft: 1,002
Basement Type: Finished

Exterior

Property Information
Living Sq. Ft: 2,004
Ground Floor Sq. Ft: 1,002
Building Sq. Ft: 2,004

Lot Information
# of Buildings: 1
Land Sq. Ft: 13,068
Legal Lot Number: 47
Legal Block Number: 0001
Municipality Name: ISLIP
Acres: 0.3
Front Footage: 130
Zoning Code: A
State Use Description: 2 FAMILY RESID

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: —
Baths: —
Sq. Ft.: 2,004
Stories: —
Lot Size: 0.3 acres
Style: Multi-Family (2-4 Unit)
Year Built: 1963
Year Renovated: —
County: Suffolk County
APN: 4728890500205000100047000

Home facts updated by county records on Aug 31, 2026

Around this home

Schools

K - 12
Preschool & daycare

Some nearby schools may not be within this home's attendance zone. Please check the Brentwood Union Free School District website to verify.

Southeast Elementary School

Public 1-5 • 0.5mi

4/10

East Middle School

Public 6-8 • 1.4mi

5/10

Brentwood High School

Public 9-12 • 2.0mi

4/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

5/10 Heat Factor

7 days above 93° expected this year, 16 days in 30 years

6/10 Wind Factor

63% chance of strong winds in next 30 years

4/10 Air Factor

3 unhealthy days expected this year, 5 days in 30 years

Provided by First Street

Historical weather

Brentwood, NY • 11717

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 8.8 hours in June and 4.5 hours in December, which is comparable to the U.S. average for solar exposure.

8.8 hrs

4.5 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$653,000 – $790,000

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New listings for sale in 11717

OPEN SUN, 1PM TO 3PM

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NEW 22 HRS AGO

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Listing by ZI Realty LLC

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Listing by Signature Premier Properties

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Listing by Desimone Real Estate

$550,000

4 beds2 baths2,062 sq ft

31 Evergreen Ave, Brentwood, NY 11717

0.45 acre lot • Built 1965 • Listed 6 days

Listing by OverSouth LLC

OPEN SAT, 2:30PM TO 4PM

$595,000

4 beds1.5 baths1,478 sq ft

184 Newman St, Brentwood, NY 11717

In-ground pool • Patio • 3 season room

Listing by Douglas Elliman Real Estate

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Home values near 261 Riddle St

Data from public records.

Address	Redfin Estimate
256 Riddle St, Brentwood, NY 3 Beds \| 2.5 Baths \| - Sq. Ft.	$762,985
255 Riddle St, Brentwood, NY - Beds \| - Baths \| 1948 Sq. Ft.	$671,995
275 Riddle St, Brentwood, NY - Beds \| - Baths \| 1698 Sq. Ft.	$540,693
47 Ferris Ave, Brentwood, NY - Beds \| - Baths \| 1848 Sq. Ft.	$628,990
50 Ferris Ave, Brentwood, NY 5 Beds \| 3 Baths \| - Sq. Ft.	$716,162
3 Strum St, Brentwood, NY - Beds \| - Baths \| 1244 Sq. Ft.	$587,284
6 Quarles St, Brentwood, NY - Beds \| - Baths \| 2144 Sq. Ft.	$727,689

Address	Redfin Estimate
260 Riddle St, Brentwood, NY - Beds \| - Baths \| 1244 Sq. Ft.	$607,694
252 Riddle St, Brentwood, NY - Beds \| - Baths \| 2564 Sq. Ft.	$699,201
259 Riddle St, Brentwood, NY - Beds \| - Baths \| 1768 Sq. Ft.	$679,048
3 Quarles St, Brentwood, NY - Beds \| - Baths \| 1244 Sq. Ft.	$606,136
10 Quarles St, Brentwood, NY - Beds \| - Baths \| 1978 Sq. Ft.	$635,422
35 Ferris Ave, Brentwood, NY 4 Beds \| 1.5 Baths \| - Sq. Ft.	$644,076
7 Strum St, Brentwood, NY 3 Beds \| 2.5 Baths \| - Sq. Ft.	$706,281

Address	Redfin Estimate
266 Riddle St, Brentwood, NY 6 Beds \| 3 Baths \| 2268 Sq. Ft.	—
270 Riddle St, Brentwood, NY 6 Beds \| 2 Baths \| - Sq. Ft.	$700,357
271 Riddle St, Brentwood, NY - Beds \| - Baths \| 2436 Sq. Ft.	$738,549
11 Quarles St, Brentwood, NY - Beds \| - Baths \| 1563 Sq. Ft.	$627,733
14 Quarles St, Brentwood, NY 3 Beds \| 1.5 Baths \| - Sq. Ft.	$633,545
34 Ferris Ave, Brentwood, NY 6 Beds \| 3 Baths \| - Sq. Ft.	$757,987
23 Ferris Ave, Brentwood, NY - Beds \| - Baths \| 1848 Sq. Ft.	$645,328

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About this home

Redfin Estimate

Earn from this home

Market trends in 11717, NY

Sale history for 261 Riddle St

Tax history for 261 Riddle St

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 11717

Home values near 261 Riddle St

More real estate resources