Off Market Sep 2019 for $745K

$1,268,540

Est. refi paymentEst. refi $4,016/mo

•

—

sq ft

21 Mesa Rd, Syosset, NY 11791

About this home

Single-familyProperty Type

1957Year Built

8,000 sq ftLot Size

Listing by Jonathan Pesce • Douglas Elliman Real Estate

Listing by Ronald Lanzillotta • BERKSHIRE HATHAWAY

Bought with Jessica Liu • Lex Realty Inc

Redfin checked: a minute ago

•Source:OneKey® MLS as Distributed by MLS Grid #L3085356

Redfin Estimate

$1,268,540

$524K since sold in September 2019$8,000 since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 6.6% higher than the average sale price ($1.19M) of 6 comparable homes.

SOLD AUG 11, 2026
$1,261,800
A
3 beds3 baths1,788 sq ft
7 Market Dr, Syosset, NY 11791
Listing by Charles Rutenberg Realty Inc
SOLD JUL 17, 2026
$1,250,000
B
3 beds2.5 baths2,300 sq ft
24 Mesa Rd, Syosset, NY 11791
Listing by Real Broker NY LLC
SOLD AUG 28, 2025
$1,125,000
C
4 beds2.5 baths1,957 sq ft
15 Mesa Rd, Syosset, NY 11791
Listing by Realty Connect USA LLC
SOLD MAY 27, 2026
$1,340,000
D
3 beds2.5 baths1,796 sq ft
5 Hillvale Rd, Syosset, NY 11791
Listing by H N L Realty Inc
SOLD APR 30, 2026
$960,000
E
3 beds3 baths1,696 sq ft
8 Westminster Rd, Syosset, NY 11791
Listing by Compass Greater NY LLC
SOLD JUL 15, 2026
$1,200,000
F
3 beds2 baths1,789 sq ft
16 Hillvale Rd, Syosset, NY 11791
Listing by Integrity Core Realty

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Earn from this home

Sell

$680,641

Est. take-home

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Refinance

Est. cash available

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Rent

$5,528/mo

Redfin rental estimate

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Market trends in 11791, NY

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

101.2%

+1.1% MoM

Median sale price

$1.3M

$15K MoM

Avg. days on market

21d

7 days MoM

Recently sold homes

18 MoM

New listings for sale

FOR SALE BY OWNER
$1,350,000
4 beds1 bath2,069 sq ft
4 Betty St, Syosset, NY 11791
FOR SALE BY OWNER
$1,250,000
4 beds3 baths2,354 sq ft
12 Walters Ave, Syosset, NY 11791
OPEN SAT, 1PM TO 3PM
$899,000
3 beds2.5 baths1,978 sq ft
151 The Knl, Syosset, NY 11791
Listing by Good Choice Realty & Mgmt Corp
$2,099,000
5 beds3.5 baths4,023 sq ft
70 Juniper Ln, Muttontown, NY 11791
Listing by Compass Greater NY LLC
3D WALKTHROUGH
$1,499,888
4 beds2.5 baths2,736 sq ft
47 Syosset Cir, Syosset, NY 11791
Listing by Corcoran SRG Residential
$1,699,999
6 beds5 baths3,400 sq ft
6 Garden Cir, Syosset, NY 11791
Listing by BH&G R E Realty Connect
$1,500,000
4 beds3.5 baths2,482 sq ft
26 Kathleen Dr E, Syosset, NY 11791
Listing by BH&G R E Realty Connect
$1,100,000
3 beds2.5 baths1,658 sq ft
12 Leonard Rd, Syosset, NY 11791
Listing by HomeSmart Premier Living Rlty
See all

Provided by Redfin

Sale history for 21 Mesa Rd

Year

Property tax

Land + Additions

Assessment*

2025

$23,204 (+8.3%)

$333 + $375

$708

2024

$21,418 (+0.8%)

$333 + $375

$708

2023

$21,249 (+10.2%)

$333 + $375

$708

2022

$19,283 (+7.2%)

$333 + $375

$708

2021

$17,981 (−0.1%)

$358 + $404

$762

2020

$18,006 (+38.0%)

$358 + $404

$762

2019

$13,047 (−17.6%)

$350 + $395

$745

2018

$15,834 (+8.0%)

$636 + $326

$962

2017

$14,658 (+9.1%)

$636 + $326

$962

2016

$13,439 (−9.1%)

$636 + $386

$1,022

2015

$14,791 (+23.4%)

$636 + $472

$1,108

2014

$11,989 (−5.4%)

$636 + $472

$1,108

2013

$12,668 (−2.0%)

$818 + $607

$1,425

2012

$12,932 (−5.3%)

$864 + $642

$1,506

2011

$13,653 (−3.0%)

$818 + $607

$1,425

2010

$14,082 (−4.8%)

$864 + $693

$1,557

2009

$14,796

$864 + $939

$1,803

Tax history for 21 Mesa Rd

Year

Property tax

Land + Additions

Assessment*

2025

$23,204 (+8.3%)

$333 + $375

$708

2024

$21,418 (+0.8%)

$333 + $375

$708

2023

$21,249 (+10.2%)

$333 + $375

$708

2022

$19,283 (+7.2%)

$333 + $375

$708

2021

$17,981 (−0.1%)

$358 + $404

$762

2020

$18,006 (+38.0%)

$358 + $404

$762

2019

$13,047 (−17.6%)

$350 + $395

$745

2018

$15,834 (+8.0%)

$636 + $326

$962

2017

$14,658 (+9.1%)

$636 + $326

$962

2016

$13,439 (−9.1%)

$636 + $386

$1,022

2015

$14,791 (+23.4%)

$636 + $472

$1,108

2014

$11,989 (−5.4%)

$636 + $472

$1,108

2013

$12,668 (−2.0%)

$818 + $607

$1,425

2012

$12,932 (−5.3%)

$864 + $642

$1,506

2011

$13,653 (−3.0%)

$818 + $607

$1,425

2010

$14,082 (−4.8%)

$864 + $693

$1,557

2009

$14,796

$864 + $939

$1,803

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

Public record

Public record
Permits

Beds

—

Baths

2.5

Stories

Lot width

—

Lot depth

—

Lot size

8,000 Sq. Ft.

Year renovated

—

Sq. Ft.

1,988

Year built

1957

Style

Single Family Residential

County

Nassau County

APN

12503 00150

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Aug 17, 2026.

Property details

Parking

Parking Information
Parking Features: Private

Interior

Heating & Cooling
Cooling: Central Air
Heating: Hot Water, Oil

Interior Features
Interior Features: Eat-in Kitchen,Formal Dining
Appliances: Dishwasher, Dryer, Refrigerator, Washer
Flooring: Hardwood
Levels: Multi/Split
Patio And Porch Features: Deck, Patio

Room Information
Basement YN: No
Attic: See Remarks
Rooms Total: 11
Basement: Finished, Full
Additional Rooms: Library/Den

Bathroom Information
Bathrooms Full: 3

Exterior

Exterior Features
Construction Materials: Brick

Property Information
Property Sub Type: Single Family Residence

Financial

Tax Information
Tax Section: 12
Tax Annual Amount: $14,658

Financial Information
Buyer Financing: Other

Utilities

Utility Information
Utilities: Sewer Available

Location

School Information
School District Number: 2
High School District: Syosset

Location Information
Hamlet: Syosset
Directions: Google Maps
County Or Parish: Nassau County

Public facts

Beds: —
Baths: 2.5
Sq. Ft.: 1,988
Stories: 1.0
Lot Size: 8,000 square feet
Style: Single Family Residential
Year Built: 1957
Year Renovated: —
County: Nassau County
APN: 12503 00150

Home facts updated by county records on Aug 17, 2026

Around this home

Schools

Baylis Elementary School

Public K-5 • Assigned • 0.6mi

7/10

H B Thompson Middle School

Public 6-8 • Assigned • 1.2mi

8/10

Syosset Senior High School

Public 9-12 • Assigned • 3.0mi

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 98° expected this year, 16 days in 30 years

6/10 Wind Factor

67% chance of strong winds in next 30 years

4/10 Air Factor

5 unhealthy days expected this year, 7 days in 30 years

Provided by First Street

Historical weather

Syosset, NY • 11791

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

$1.21M – $1.46M

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New listings for sale in 11791

FOR SALE BY OWNER

$1,350,000

4 beds1 bath2,069 sq ft

4 Betty St, Syosset, NY 11791

FOR SALE BY OWNER

$1,250,000

4 beds3 baths2,354 sq ft

12 Walters Ave, Syosset, NY 11791

OPEN SAT, 1PM TO 3PM3D WALKTHROUGH

$899,000

3 beds2.5 baths1,978 sq ft

151 The Knl, Syosset, NY 11791

Listing by Good Choice Realty & Mgmt Corp

$2,099,000

5 beds3.5 baths4,023 sq ft

70 Juniper Ln, Muttontown, NY 11791

Listing by Compass Greater NY LLC

3D WALKTHROUGH

$1,499,888

4 beds2.5 baths2,736 sq ft

47 Syosset Cir, Syosset, NY 11791

Listing by Corcoran SRG Residential

$1,699,999

6 beds5 baths3,400 sq ft

6 Garden Cir, Syosset, NY 11791

Listing by BH&G R E Realty Connect

$1,500,000

4 beds3.5 baths2,482 sq ft

26 Kathleen Dr E, Syosset, NY 11791

Listing by BH&G R E Realty Connect

$1,100,000

3 beds2.5 baths1,658 sq ft

12 Leonard Rd, Syosset, NY 11791

Listing by HomeSmart Premier Living Rlty

Home values near 21 Mesa Rd

Data from public records.

Address	Redfin Estimate
14 Mesa Rd, Syosset, NY 3 Beds \| 2.5 Baths \| - Sq. Ft.	$1,209,601
19 Mesa Rd, Syosset, NY - Beds \| 2.5 Baths \| 1788 Sq. Ft.	$997,841

Address	Redfin Estimate
17 Mesa Rd, Syosset, NY - Beds \| 2.5 Baths \| 1796 Sq. Ft.	$1,186,322
24 Mesa Rd, Syosset, NY 3 Beds \| 2.5 Baths \| 2300 Sq. Ft.	$1,339,831

Address	Redfin Estimate
16 Mesa Rd, Syosset, NY 3 Beds \| 2.5 Baths \| - Sq. Ft.	$1,229,465
22 Mesa Rd, Syosset, NY 3 Beds \| 2.5 Baths \| - Sq. Ft.	$1,194,956

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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 11791, NY

Sale history for 21 Mesa Rd

Tax history for 21 Mesa Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 11791

Home values near 21 Mesa Rd

More real estate resources