Google street view image for 99 Factory Pond Rd, Locust Valley, NY 11560

Off Market Sep 2021 for $3.5M

$4,470,148

Est. refi paymentEst. refi $22,929/mo

—

•

5 ba

•

4,895

sq ft

99 Factory Pond Rd, Locust Valley, NY 11560

About this home

99 Factory Pond Rd is a 4,895 square foot house on a 3.07 acre lot with 5 bathrooms. - it last sold on September 30, 2021 for $3,575,000. Based on Redfin's Locust Valley data, we estimate the home's value is $4,470,148.

Single-familyProperty Type

1933Year Built

3.07 acresLot Size

$913Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$4,470,148

$895K since sold in September 2021$225K since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 79.4% higher than the average sale price ($2.49M) of 6 comparable homes.

SOLD JUL 30, 2026
$3,065,000
A
5 beds5.5 baths4,000 sq ft
245 Lattingtown Rd, Locust Valley, NY 11560
Listing by Compass Greater NY LLC
SOLD DEC 16, 2025
$1,680,000
B
5 beds5.5 baths5,373 sq ft
273 Bayville Rd, Locust Valley, NY 11560
Listing by Daniel Gale Sothebys Intl Rlty
SOLD AUG 12, 2026
$1,775,000
C
6 beds5 baths5,172 sq ft
380 Duck Pond Rd, Locust Valley, NY 11560
Listing by BERKSHIRE HATHAWAY
SOLD JAN 13, 2026
$3,850,000
D
5 beds5.5 baths6,188 sq ft
312 Feeks Ln, Mill Neck, NY 11560
Listing by Daniel Gale Sothebys Intl Rlty
SOLD FEB 2, 2026
$1,580,000
E
5 beds3 baths3,400 sq ft
503 Bayville Rd, Locust Valley, NY 11560
Listing by Voro LLC
SOLD MAR 27, 2026
$3,000,000
F
4 beds5 baths3,683 sq ft
1347 Chicken Valley Rd, Oyster Bay, NY 11771
Listing by Daniel Gale Sothebys Intl Rlty

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Earn from this home

Sell

$1,619,477

Est. take-home

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Refinance

Est. cash available

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Rent

$4,598/mo

Redfin rental estimate

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Market trends in 11560, NY

Last updated July 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-List Price

96.3%

+0.8% MoM

Median sale price

$1.1M

$25K MoM

Avg. days on market

26d

17 days MoM

Recently sold homes

3 MoM

New listings for sale

COMING SOON
$1,395,000
5 beds3 baths2,277 sq ft
84 Bayville Rd, Locust Valley, NY 11560
Listing by Daniel Gale Sothebys Intl Rlty
See all

Provided by Redfin

Sale history for 99 Factory Pond Rd

Year

Property tax

Land + Additions

Assessment*

2025

$38,512 (+1.7%)

$1,363 + $991

$2,354

2024

$37,855 (+17.2%)

$1,363 + $447

$1,810

2023

$32,294 (+28.9%)

$1,363 + $447

$1,810

2022

$25,062 (+39.6%)

$1,363 + $447

$1,810

2021

$17,956 (−5.5%)

$1,363 + $447

$1,810

2020

$19,001 (−37.7%)

$1,363 + $447

$1,810

2019

$30,485 (+5.4%)

$1,363 + $1,553

$2,916

2018

$28,919 (+6.6%)

$2,719 + $1

$2,720

2017

$27,141 (−16.2%)

$3,374 + $1

$3,375

2016

$32,376 (−21.8%)

$4,499 + $1

$4,500

2015

$41,390 (+5.0%)

$5,038 + $260

$5,298

2014

$39,425 (−3.5%)

$5,038 + $260

$5,298

2013

$40,876 (+8.9%)

$5,038 + $260

$5,298

2012

$37,529 (+1.4%)

$5,038 + $1,864

$6,902

2011

$37,001 (−7.5%)

$3,634 + $2,063

$5,697

2010

$39,987 (+8.3%)

$3,634 + $2,522

$6,156

2009

$36,918

$3,634 + $4,160

$7,794

Tax history for 99 Factory Pond Rd

Year

Property tax

Land + Additions

Assessment*

2025

$38,512 (+1.7%)

$1,363 + $991

$2,354

2024

$37,855 (+17.2%)

$1,363 + $447

$1,810

2023

$32,294 (+28.9%)

$1,363 + $447

$1,810

2022

$25,062 (+39.6%)

$1,363 + $447

$1,810

2021

$17,956 (−5.5%)

$1,363 + $447

$1,810

2020

$19,001 (−37.7%)

$1,363 + $447

$1,810

2019

$30,485 (+5.4%)

$1,363 + $1,553

$2,916

2018

$28,919 (+6.6%)

$2,719 + $1

$2,720

2017

$27,141 (−16.2%)

$3,374 + $1

$3,375

2016

$32,376 (−21.8%)

$4,499 + $1

$4,500

2015

$41,390 (+5.0%)

$5,038 + $260

$5,298

2014

$39,425 (−3.5%)

$5,038 + $260

$5,298

2013

$40,876 (+8.9%)

$5,038 + $260

$5,298

2012

$37,529 (+1.4%)

$5,038 + $1,864

$6,902

2011

$37,001 (−7.5%)

$3,634 + $2,063

$5,697

2010

$39,987 (+8.3%)

$3,634 + $2,522

$6,156

2009

$36,918

$3,634 + $4,160

$7,794

*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: 1,310
Basement Type: Partial Finished

Bathroom Information
# of Full Baths: 4
# of 1/2 Baths: 2

Heating & Cooling
Air Conditioning Type: Central
Heating Fuel Type: Oil
Heating Type: Central

Fireplace Information
# of Fireplaces: 3
Has Fireplace

Room Information
# of Rooms: 11

Exterior

Exterior Information
Physical Condition: Very Good
Building Style Type: Ranch
Exterior Wall: Frame

Pool Information
Pool Type: Pool/Hot Tub
Has Pool

Property Information
Living Sq. Ft: 4,895
Ground Floor Sq. Ft: 2,977
Building Sq. Ft: 6,205
# of Units: 1
# of Stories: 1

Parking & Garage Information
Parking Type: Frame Garage
Garage/Parking Sq. Ft: 400
Garage / Carport Type: Frame

Lot Information
# of Buildings: 1
Land Sq. Ft: 133,729
Legal Lot Number: 305
Legal Block Number: K
Municipality Name: MILL NECK
Acres: 3.07
County Use Description: ONE FAMILY YEAR-ROUND RESIDENC

Utility Information
Electricity / Wiring Type: Available
Sewer Type: Public
Water Service Type: Public

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: —
Baths: 5.0
Sq. Ft.: 4,895
Stories: 1.0
Lot Size: 3.07 acres
Style: Single Family Residential
Year Built: 1933
Year Renovated: —
County: Nassau County
APN: 29 K 03050

Home facts updated by county records on Aug 17, 2026

Around this home

Schools

Bayville Elementary School

Public PreK-2 • Assigned • 1.0mi

Locust Valley Middle School

Public 6-9 • Assigned • 1.1mi

7/10

Locust Valley High School

Public 9-12 • Assigned • 1.1mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

5/10 Flood Factor

Estimated 33-45% chance 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 97° expected this year, 16 days in 30 years

7/10 Wind Factor

78% chance of strong winds in next 30 years

5/10 Air Factor

6 unhealthy days expected this year, 8 days in 30 years

Provided by First Street

Historical weather

Locust Valley, NY • 11560

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 8.7 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

8.7 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$4.25M – $5.14M

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61 Factory Pond Rd, Locust Valley, NY 11560

Listing by Compass Greater NY LLC

New listings for sale in 11560

COMING SOON

$1,395,000

5 beds3 baths2,277 sq ft

84 Bayville Rd, Locust Valley, NY 11560

Listing by Daniel Gale Sothebys Intl Rlty

Home values near 99 Factory Pond Rd

Data from public records.

Address	Redfin Estimate
155 Factory Pond Road, Locust Valley, NY - Beds \| 7 Baths \| 6377 Sq. Ft.	$4,430,733
72 Factory Pond Road, Locust Valley, NY - Beds \| 5.5 Baths \| 6378 Sq. Ft.	$3,158,715

Address	Redfin Estimate
100 Factory Pond Road, Locust Valley, NY - Beds \| 8.5 Baths \| 5628 Sq. Ft.	$3,449,776
153 Factory Pond Road, Locust Valley, NY 6 Beds \| 4.5 Baths \| 7117 Sq. Ft.	$3,607,999

Address	Redfin Estimate
68 Factory Pond Road, Locust Valley, NY 5 Beds \| 3.5 Baths \| - Sq. Ft.	$2,212,938
157 Factory Pond Road, Locust Valley, NY - Beds \| 4.5 Baths \| 4898 Sq. Ft.	$2,812,393

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 11560, NY

Sale history for 99 Factory Pond Rd

Tax history for 99 Factory Pond Rd

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 11560

Home values near 99 Factory Pond Rd

More real estate resources