20 Old Tappan Rd, Locust Valley, NY 11560

Off market jan 2018 for $2.8M

$4,624,249

Est. refi paymentEst. refi $10,585/mo

•

—

sq ft

20 Old Tappan Rd, Locust Valley, NY 11560

About this home

Amazing 1920'S Brick Georgian That Has Been Beautifully Renovated. Fabulous Indoor And Outdoor Tennis Courts! Wonderful Entertaining Rooms With Exquisite Architectural Details Throughout. 8 Bedrooms And 8.555Baths. Chef's Kitchen. Inground Pool With Pool House. Delightful Perennial Gardens And Small Pond., Additional information: Appearance:Mint***,ExterioFeatures:Tennis,Separate Hotwater Heater:Yes

Single-familyProperty Type

1924Year Built

3.95 acresLot Size

Listing by Jennifer Kelter • Daniel Gale Sothebys Intl Rlty

Listing by Anne Kerr • Daniel Gale Sothebys Intl Rlty

Bought with Christina Porter • Daniel Gale Sothebys Intl Rlty

Redfin checked: 2 minutes ago

•Source:OneKey® MLS as Distributed by MLS Grid #L2935383

Redfin Estimate

$4,624,249

$1.8M since sold in January 2018$1.1M since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 29% higher than the average sale price ($3.58M) 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 SEP 22, 2026
$2,550,000
B
6 beds6 baths6,321 sq ft
4 Horse Hollow Rd, Locust Valley, NY 11560
Listing by Daniel Gale Sothebys Intl Rlty
SOLD SEP 30, 2026
$1,180,000
C
5 beds4.5 baths4,429 sq ft
118 Highland Rd, Glen Cove, NY 11542
Listing by Developing Dreams Realty USA
SOLD FEB 25, 2026
$7,500,000
D
5 beds8.5 baths19,900 sq ft
40 Piping Rock Rd, Locust Valley, NY 11560
Listing by Compass Greater NY LLC
SOLD OCT 20, 2026
$3,885,000
E
5 beds6 baths4,573 sq ft
30 Underhill Rd, Locust Valley, NY 11560
Listing by Daniel Gale Sothebys Intl Rlty
SOLD JUL 30, 2026
$3,325,000
F
5 beds4.5 baths6,751 sq ft
12 Parish Dr, Locust Valley, NY 11560
Listing by Douglas Elliman Real Estate

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Earn from this home

Sell

$2,532,732

Est. take-home

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Refinance

Est. cash available

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Rent

$4,553/mo

Redfin rental estimate

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Market trends in 11560, NY

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

101.5%

0.7% MoM

Median sale price

$1.4M

$192K MoM

Avg. days on market

38d

7 days MoM

Recently sold homes

3 MoM

New listings for sale

OPEN SUN, 12PM TO 1:30PM
$2,650,000
7 beds7.5 baths6,634 sq ft
12 Wildwood Ct, Locust Valley, NY 11560
Listing by Douglas Elliman Real Estate
$1,595,000
4 beds3 baths1,971 sq ft
32 Wood Ln, Locust Valley, NY 11560
Listing by Compass Greater NY LLC
See all

Provided by Redfin

Sale history for 20 Old Tappan Rd

Year

Property tax

Land + Additions

Assessment*

2025

$53,115 (−3.6%)

$673 + $2,090

$2,763

2024

$55,093 (+4.2%)

$673 + $2,090

$2,763

2023

$52,876 (+6.2%)

$673 + $2,090

$2,763

2022

$49,798 (+6.5%)

$673 + $2,090

$2,763

2021

$46,741 (−2.2%)

$744 + $2,312

$3,056

2020

$47,770 (−8.4%)

$744 + $2,312

$3,056

2019

$52,174 (−20.5%)

$716 + $2,668

$3,384

2018

$65,587 (+4.8%)

$1,648 + $4,132

$5,780

2017

$62,601 (+3.8%)

$1,648 + $4,132

$5,780

2016

$60,287 (−44.8%)

$1,648 + $10,003

$11,651

2015

$109,265 (+4.9%)

$1,648 + $11,451

$13,099

2014

$104,112 (−5.5%)

$1,648 + $11,451

$13,099

2013

$110,124 (+9.8%)

$1,739 + $12,086

$13,825

2012

$100,251 (−5.6%)

$1,739 + $15,719

$17,458

2011

$106,253 (+15.5%)

$1,377 + $12,448

$13,825

2010

$92,024 (+122.5%)

$1,739 + $14,289

$16,028

2009

$41,356

$1,739 + $14,618

$16,357

Tax history for 20 Old Tappan Rd

Year

Property tax

Land + Additions

Assessment*

2025

$53,115 (−3.6%)

$673 + $2,090

$2,763

2024

$55,093 (+4.2%)

$673 + $2,090

$2,763

2023

$52,876 (+6.2%)

$673 + $2,090

$2,763

2022

$49,798 (+6.5%)

$673 + $2,090

$2,763

2021

$46,741 (−2.2%)

$744 + $2,312

$3,056

2020

$47,770 (−8.4%)

$744 + $2,312

$3,056

2019

$52,174 (−20.5%)

$716 + $2,668

$3,384

2018

$65,587 (+4.8%)

$1,648 + $4,132

$5,780

2017

$62,601 (+3.8%)

$1,648 + $4,132

$5,780

2016

$60,287 (−44.8%)

$1,648 + $10,003

$11,651

2015

$109,265 (+4.9%)

$1,648 + $11,451

$13,099

2014

$104,112 (−5.5%)

$1,648 + $11,451

$13,099

2013

$110,124 (+9.8%)

$1,739 + $12,086

$13,825

2012

$100,251 (−5.6%)

$1,739 + $15,719

$17,458

2011

$106,253 (+15.5%)

$1,377 + $12,448

$13,825

2010

$92,024 (+122.5%)

$1,739 + $14,289

$16,028

2009

$41,356

$1,739 + $14,618

$16,357

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

Public record

Beds

—

Baths

9.5

Stories

Lot width

—

Lot depth

—

Lot size

3.95 Acres

Year renovated

—

Sq. Ft.

17,853

Year built

1924

Style

Single Family Residential

County

Nassau County

APN

30089 00190

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Nov 2, 2026.

Property details

Parking

Parking Information
Parking Features: Attached, Private

Interior

Fireplace Information
Fireplaces Total: 4

Heating & Cooling
Cooling: Central Air
Heating: Hot Water, Natural Gas

Interior Features
Interior Features: Eat-in Kitchen,Formal Dining
Window Features: Skylight(s)
Appliances: Dishwasher, Dryer, Refrigerator, Washer
Flooring: Carpet, Hardwood
Patio And Porch Features: Deck, Patio, Porch

Room Information
Basement YN: No
Attic: None
Rooms Total: 15
Basement: Partial, Unfinished
Additional Rooms: Home Office,Library/Den

Bathroom Information
Bathrooms Full: 8
Bathrooms Half: 3

Exterior

Exterior Features
Construction Materials: Brick

Pool Information
Has Private Pool
Pool Features: In Ground

Lot Information
Additional Parcels YN: No
Lot Features: Sprinklers In Front, Sprinklers In Rear

Property Information
Property Sub Type: Single Family Residence

Financial

Tax Information
Tax Section: 30
Tax Annual Amount: $62,620.62

Financial Information
Buyer Financing: Other

Location

School Information
School District Number: 3
High School District: Locust Valley

Location Information
Village: Lattingtown
Directions: Overlook Road To Old Tappan Turning Left- Just After St. John's Church
County Or Parish: Nassau County

Public facts

Beds: —
Baths: 9.5
Sq. Ft.: 17,853
Stories: 2.0
Lot Size: 3.95 acres
Style: Single Family Residential
Year Built: 1924
Year Renovated: —
County: Nassau County
APN: 30089 00190

Home facts updated by county records on Nov 2, 2026

Around this home

Schools

K - 12
Preschool & daycare

Ann Macarthur Primary

Public PreK-2 • Assigned • 1.3mi

Locust Valley Middle School

Public 6-9 • Assigned • 0.9mi

7/10

Locust Valley High School

Public 9-12 • Assigned • 0.9mi

9/10

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 97° expected this year, 16 days in 30 years

6/10 Wind Factor

67% 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

$4.39M – $5.32M

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New listings for sale in 11560

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Home values near 20 Old Tappan Rd

Data from public records.

Address	Redfin Estimate
25 Old Tappan Road, Locust Valley, NY 6 Beds \| 5 Baths \| - Sq. Ft.	$3,466,628
57 Overlook Road, Locust Valley, NY 6 Beds \| 4.5 Baths \| 3217 Sq. Ft.	$3,177,227
342 Lattingtown Road, Locust Valley, NY - Beds \| 3 Baths \| 2735 Sq. Ft.	$1,587,538
65 Overlook Road, Locust Valley, NY - Beds \| 6 Baths \| 5255 Sq. Ft.	—
354 Lattingtown Road, Locust Valley, NY 4 Beds \| 3 Baths \| - Sq. Ft.	$1,708,300
60 Overlook Road, Locust Valley, NY 11 Beds \| 10.5 Baths \| 16500 Sq. Ft.	$8,098,836
2 Parish Drive, Locust Valley, NY - Beds \| 3.5 Baths \| 4116 Sq. Ft.	$2,116,932

Address	Redfin Estimate
55 Old Tappan Road, Locust Valley, NY 6 Beds \| 5.5 Baths \| 6200 Sq. Ft.	$4,409,578
3 Parish Drive Unit 223, Locust Valley, NY - Beds \| 4.5 Baths \| 5915 Sq. Ft.	$2,650,119
355 Lattingtown Road, Locust Valley, NY - Beds \| 7 Baths \| 9257 Sq. Ft.	$4,484,398
6 Parish Drive, Locust Valley, NY - Beds \| 3 Baths \| 3585 Sq. Ft.	$1,583,298
1 Parish Drive, Locust Valley, NY - Beds \| 3 Baths \| 2344 Sq. Ft.	$1,186,000
52 Overlook Road, Locust Valley, NY - Beds \| 5 Baths \| 6578 Sq. Ft.	$3,730,201
330 Lattingtown Road, Locust Valley, NY - Beds \| 5 Baths \| 3701 Sq. Ft.	$1,612,632

Address	Redfin Estimate
63 Old Tappan Road, Locust Valley, NY 6 Beds \| 4.5 Baths \| - Sq. Ft.	$2,384,871
2 Mindy Court, Locust Valley, NY - Beds \| 5 Baths \| 6119 Sq. Ft.	$2,780,999
377 Lattingtown Road, Locust Valley, NY 5 Beds \| 3.5 Baths \| 4200 Sq. Ft.	$2,421,958
300 Lattingtown Road, Locust Valley, NY - Beds \| 4 Baths \| 4166 Sq. Ft.	$2,001,023
381 Lattingtown Road, Locust Valley, NY - Beds \| 9 Baths \| 12334 Sq. Ft.	$5,158,136
292 Lattingtown Road, Locust Valley, NY - Beds \| 3.5 Baths \| 4181 Sq. Ft.	$2,053,484
291 Lattingtown Road, Locust Valley, NY 8 Beds \| 9.5 Baths \| - Sq. Ft.	$5,113,926

Property information provided by OneKey® MLS as Distributed by MLS Grid when last listed in 2017. This data may not match . Learn more.

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