Off market jun 2026 for $685K

$824,814

Est. refi paymentEst. refi $4,537/mo

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sq ft

20 Stony Rd, Stony Brook, NY 11790

About this home

Beautiful home on a quiet country lane in Stony Brook North of 25A. Perfect setup for mother/daughter with proper permits. The home has been set up as 2 separate units. 2 over 2. Great bones. Gas heat, 2 fireplaces, one may need work, Large windows bringing in beautiful sunlight, Large living rooms, and 2 decks. Full walk-up attic. Easy access to the university, train, hospital and shops. Many possibilities! Full basement with outside entrance. At one time there was an apartment in basement. Plumbing still exists for bathroom.

9,583 sq ftLot Size

Listing by Mary Coonradt • BH&G R E Realty Connect

Bought with Stephanie Feiner • Daniel Gale Sothebys Intl Rlty

Source:OneKey® MLS as Distributed by MLS Grid #932219

Redfin Estimate

$824,814

$140K since sold in June 2026

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 6.1% higher than the average sale price ($777K) of 6 comparable homes.

SOLD SEP 23, 2026
$780,000
A
3 beds2 baths1,779 sq ft
9 Pleasant Dr, East Setauket, NY 11733
Listing by Douglas Elliman Real Estate
SOLD OCT 20, 2026
$732,500
B
4 beds2 baths1,798 sq ft
51 Hastings Dr, Stony Brook, NY 11790
Listing by Signature Premier Properties
SOLD SEP 10, 2026
$805,000
C
4 beds2.5 baths1,851 sq ft
20 Upper Sheep Pasture Rd, East Setauket, NY 11733
Listing by Signature Premier Properties
SOLD AUG 18, 2026
$630,000
D
4 beds2 baths1,500 sq ft
285 Sheep Pasture Rd, East Setauket, NY 11733
Listing by Island Advantage Realty LLC
SOLD SEP 8, 2026
$975,000
E
4 beds2.5 baths2,355 sq ft
9 Briar Path, East Setauket, NY 11733
Listing by Douglas Elliman Real Estate
SOLD SEP 15, 2026
$740,000
F
3 beds2 baths1,519 sq ft
10 Camelot Ln, East Setauket, NY 11733
Listing by Signature Premier Properties

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Earn from this home

Sell

$230,385

Est. take-home

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Est. cash available

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Market trends in 11790, NY

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

106.9%

+0.5% MoM

Median sale price

$860K

$20K MoM

Avg. days on market

18d

2 days MoM

Recently sold homes

3 MoM

New listings for sale

COMING SOON
$414,900
2 beds1 bath916 sq ft
96 Strathmore Gate Dr, Stony Brook, NY 11790
Listing by American Real Estate Assoc Inc
$749,000
3 beds2 baths1,851 sq ft
103 Sycamore Cir, Stony Brook, NY 11790
Listing by Howard Hanna Coach
COMING SOON
$899,990
3 beds3.5 baths2,409 sq ft
39 Erland Rd, Stony Brook, NY 11790
Listing by Shea & Sanders Real Estate Inc
$779,000
2 beds2 baths1,574 sq ft
16 Oak Run, Stony Brook, NY 11790
Listing by H & G Realty New York
$529,000
2 beds2 baths1,100 sq ft
187 Knolls Dr, Stony Brook, NY 11790
Listing by Daniel Gale Sothebys Intl Rlty
$880,000
5 beds4 baths3,272 sq ft
1147 N Country Rd, Stony Brook, NY 11790
Listing by North Star Realty Assoc LLC
$799,999
5 beds4 baths2,769 sq ft
18 University Heights Dr, Stony Brook, NY 11790
Listing by BH&G R E Realty Connect
$759,000
4 beds2.5 baths1,976 sq ft
50 Bonnie Ln, Stony Brook, NY 11790
Listing by BH&G R E Realty Connect
See all

Provided by Redfin

Sale history for 20 Stony Rd

Date

Event

Price

Public Records

Jun 16, 2026

Sold

$685,000

OneKey® MLS as Distributed by MLS Grid #932219

Jan 12, 2026

Sold

$685,000

Dec 10, 2025

Pending

—

Nov 21, 2025

Price Changed

$699,000

Nov 12, 2025

Listed

$750,000

Public Records

Jul 25, 1996

Sold

$163,500

Year

Property tax

Land + Additions

Assessment*

2026

$17,530

$200 + $3,525

$3,725

2025

$17,530 (+4.3%)

$200 + $3,525

$3,725

2024

$16,800 (+8.0%)

$200 + $3,525

$3,725

2023

$15,559 (+10.3%)

$200 + $3,525

$3,725

2022

$14,102

$200 + $3,525

$3,725

2021

$14,102 (+1.4%)

$200 + $3,375

$3,575

2020

$13,911 (+3.3%)

$200 + $3,375

$3,575

2019

$13,471 (+3.1%)

$200 + $3,375

$3,575

2018

$13,064 (+2.2%)

$200 + $3,375

$3,575

2017

$12,780 (+1.5%)

$200 + $3,375

$3,575

2016

$12,591 (+6.4%)

$200 + $3,375

$3,575

2015

$11,838 (+2.7%)

$200 + $3,375

$3,575

2014

$11,529 (+3.1%)

$200 + $3,375

$3,575

2013

$11,177 (+2.5%)

$200 + $3,375

$3,575

2012

$10,905 (+4.5%)

$200 + $3,375

$3,575

2011

$10,439 (+2.4%)

$200 + $3,375

$3,575

2010

$10,192 (+5.7%)

$200 + $3,375

$3,575

2009

$9,640

$200 + $3,375

$3,575

Tax history for 20 Stony Rd

Year

Property tax

Land + Additions

Assessment*

2026

$17,530

$200 + $3,525

$3,725

2025

$17,530 (+4.3%)

$200 + $3,525

$3,725

2024

$16,800 (+8.0%)

$200 + $3,525

$3,725

2023

$15,559 (+10.3%)

$200 + $3,525

$3,725

2022

$14,102

$200 + $3,525

$3,725

2021

$14,102 (+1.4%)

$200 + $3,375

$3,575

2020

$13,911 (+3.3%)

$200 + $3,375

$3,575

2019

$13,471 (+3.1%)

$200 + $3,375

$3,575

2018

$13,064 (+2.2%)

$200 + $3,375

$3,575

2017

$12,780 (+1.5%)

$200 + $3,375

$3,575

2016

$12,591 (+6.4%)

$200 + $3,375

$3,575

2015

$11,838 (+2.7%)

$200 + $3,375

$3,575

2014

$11,529 (+3.1%)

$200 + $3,375

$3,575

2013

$11,177 (+2.5%)

$200 + $3,375

$3,575

2012

$10,905 (+4.5%)

$200 + $3,375

$3,575

2011

$10,439 (+2.4%)

$200 + $3,375

$3,575

2010

$10,192 (+5.7%)

$200 + $3,375

$3,575

2009

$9,640

$200 + $3,375

$3,575

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

Property details

Exterior

Property Information
Subdivision Name: AMENDING MAP/HOUGHTON ESTS
Legal Description: STONY BROOK GDNS AMD 141 SEC 1 & 2 43

Lot Information
Land Sq. Ft: 9,583
Legal Lot Number: 47
Legal Block Number: 0006
School Tax District: THREE VILLAGE
Municipality Name: BROOKHAVEN
Acres: 0.22
State Use Description: SNGL FAM RESID W ASSC APT

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: 9,583 square feet
Style: Other
Year Built: —
Year Renovated: —
County: Suffolk County
APN: 0200153000600047000

Home facts updated by county records on Sep 1, 2026

Around this home

Schools

Setauket Elementary School

Public PreK-6 • Assigned • 1.6mi

6/10

Paul J Gelinas Junior High School

Public 7-9 • Assigned • 0.9mi

7/10

Ward Melville Senior High School

Public 9-12 • Assigned • 3.1mi

10/10

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 95° expected this year, 16 days in 30 years

8/10 Wind Factor

80% chance of strong winds in next 30 years

4/10 Air Factor

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

Provided by First Street

Historical weather

Stony Brook, NY • 11790

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

Try the sun simulator tool to see how light moves across the property at different times of day and year.

Provided by Shadowmap

Estimated sale price

$784,000 – $949,000

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New listings for sale in 11790

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Listing by H & G Realty New York

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Listing by Daniel Gale Sothebys Intl Rlty

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Listing by North Star Realty Assoc LLC

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5 beds4 baths2,769 sq ft

18 University Heights Dr, Stony Brook, NY 11790

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Listing by BH&G R E Realty Connect

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Home values near 20 Stony Rd

Data from public records.

Address	Redfin Estimate
17 Stony Road, Stony Brook, NY - Beds \| - Baths \| 1622 Sq. Ft.	$755,756

Address	Redfin Estimate
12 Stony Road, Stony Brook, NY 4 Beds \| 3 Baths \| 2439 Sq. Ft.	$834,317

Address	Redfin Estimate
60 Brook Drive, Stony Brook, NY 2 Beds \| 2 Baths \| - Sq. Ft.	$695,646

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About this home

Redfin Estimate

Earn from this home

Market trends in 11790, NY

Sale history for 20 Stony Rd

Tax history for 20 Stony Rd

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 11790

Home values near 20 Stony Rd

More real estate resources