Google street view image for 18 Mahan Rd, Old Bethpage, NY 11804

Sold

$1,180,462

Est. refi paymentEst. refi $4,780/mo

—

•

3 ba

•

1,799

sq ft

18 Mahan Rd, Old Bethpage, NY 11804

About this home

Totally Renovated. .All New Throughout, New Roof, Siding, Windows. .. New Custom Kitchen, 3 New Custom Bathrooms, Finished Hardwood Floors Throughout, New Finished Basement. Master Suite With Bath & Walk In Closet & Custom Bath. Living Room Has A Wood Burning Fireplace. .. New Heating System. Must See To Believe Sd# 4 Plainview/ Old Bethpage

Single-familyProperty Type

1956Year Built

7,000 sq ftLot Size

$656Est. Price/Sq.Ft.

1 spaceParking

Source:Public Records

Redfin Estimate

$1,180,462

$450K since sold in September 2016$8,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 18.8% higher than the average sale price ($994K) of 5 comparable homes.

SOLD AUG 18, 2026
$999,000
A
3 beds2.5 baths1,641 sq ft
5 Simpson Dr, Old Bethpage, NY 11804
Listing by Douglas Elliman Real Estate
SOLD OCT 23, 2026
$795,000
B
4 beds3 baths1,854 sq ft
7 Barby Ln, Plainview, NY 11803
Listing by Signature Premier Properties
SOLD MAY 29, 2026
$1,200,000
C
4 beds3 baths2,200 sq ft
5 Martin Ln, Old Bethpage, NY 11804
Listing by Douglas Elliman Real Estate
SOLD OCT 22, 2026
$1,160,000
D
4 beds2.5 baths1,825 sq ft
7 Beatrice Ln, Old Bethpage, NY 11804
Listing by Compass Greater NY LLC
SOLD OCT 14, 2026
$815,000
E
4 beds3 baths1,445 sq ft
26 Sheridan St, Old Bethpage, NY 11804
Listing by Corcoran SRG Residential

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Earn from this home

Sell

$1,110,619

Est. take-home

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Refinance

Est. cash available

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Rent

$3,459/mo

Redfin rental estimate

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Market trends in 11804, NY

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

98.6%

+1.0% MoM

Median sale price

$1.3M

$391 MoM

Avg. days on market

36d

3 days MoM

Recently sold homes

2 MoM

New listings for sale

3D WALKTHROUGH
$1,199,999
4 beds3 baths2,805 sq ft
27 John Dr, Old Bethpage, NY 11804
Listing by Corcoran SRG Residential
$999,900
4 beds2 baths2,363 sq ft
4 Adrienne Dr, Old Bethpage, NY 11804
Listing by Signature Premier Properties
OPEN TODAY, 12PM TO 2PM
$1,399,888
4 beds2.5 baths2,720 sq ft
25 Lesley Ln, Old Bethpage, NY 11804
Listing by Douglas Elliman Real Estate
See all

Provided by Redfin

Sale history for 18 Mahan Rd

Date

Event

Price

OneKey® MLS as Distributed by MLS Grid #L2870051

Sep 23, 2016

Sold

$730,000

$406/sq ft

Jul 19, 2016

Listed

$759,777

$422/sq ft

OneKey® MLS as Distributed by MLS Grid #L2717420

Apr 10, 2015

Sold

$468,000

$260/sq ft

Oct 29, 2014

Listed

$525,000

$292/sq ft

Public Records

Feb 1, 1981

Sold

$82,500

$46/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$21,697 (+2.9%)

$281 + $429

$710

2024

$21,089 (+1.6%)

$281 + $429

$710

2023

$20,754 (+4.2%)

$281 + $429

$710

2022

$19,921 (+0.4%)

$281 + $429

$710

2021

$19,841 (+4.0%)

$281 + $429

$710

2020

$19,074 (+0.9%)

$281 + $429

$710

2019

$18,900 (+13.7%)

$271 + $413

$684

2018

$16,626 (+6.1%)

$799 + $196

$995

2017

$15,675 (+4.5%)

$799 + $128

$927

2016

$15,006 (−3.6%)

$799 + $128

$927

2015

$15,563 (+6.6%)

$799 + $362

$1,161

2014

$14,599 (+8.4%)

$799 + $362

$1,161

2013

$13,462 (+9.3%)

$799 + $362

$1,161

2012

$12,313 (+3.3%)

$799 + $362

$1,161

2011

$11,920 (−4.0%)

$799 + $362

$1,161

2010

$12,421 (+5.4%)

$799 + $391

$1,190

2009

$11,781

$799 + $678

$1,477

Tax history for 18 Mahan Rd

Year

Property tax

Land + Additions

Assessment*

2025

$21,697 (+2.9%)

$281 + $429

$710

2024

$21,089 (+1.6%)

$281 + $429

$710

2023

$20,754 (+4.2%)

$281 + $429

$710

2022

$19,921 (+0.4%)

$281 + $429

$710

2021

$19,841 (+4.0%)

$281 + $429

$710

2020

$19,074 (+0.9%)

$281 + $429

$710

2019

$18,900 (+13.7%)

$271 + $413

$684

2018

$16,626 (+6.1%)

$799 + $196

$995

2017

$15,675 (+4.5%)

$799 + $128

$927

2016

$15,006 (−3.6%)

$799 + $128

$927

2015

$15,563 (+6.6%)

$799 + $362

$1,161

2014

$14,599 (+8.4%)

$799 + $362

$1,161

2013

$13,462 (+9.3%)

$799 + $362

$1,161

2012

$12,313 (+3.3%)

$799 + $362

$1,161

2011

$11,920 (−4.0%)

$799 + $362

$1,161

2010

$12,421 (+5.4%)

$799 + $391

$1,190

2009

$11,781

$799 + $678

$1,477

*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

Stories

Lot width

—

Lot depth

—

Lot size

7,000 Sq. Ft.

Year renovated

—

Sq. Ft.

1,799

Year built

1956

Style

Single Family Residential

County

Nassau County

APN

47048 00130

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Nov 2, 2026.

Property details

Around this home

Schools

K - 12
Preschool & daycare

Old Bethpage School

Public K-4 • Assigned • 0.2mi

7/10

H B Mattlin Middle School

Public 5-8 • Assigned • 0.9mi

8/10

Plainview Old Bethpage JFK 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 95° expected this year, 16 days in 30 years

6/10 Wind Factor

56% 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

Old Bethpage, NY • 11804

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 4.5 hours in December, placing it below the U.S. average for solar exposure.

8.7 hrs

4.5 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.12M – $1.36M

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New listings for sale in 11804

3D WALKTHROUGH

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27 John Dr, Old Bethpage, NY 11804

Walk-in closets • Private retreat • Local shopping

Listing by Corcoran SRG Residential

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Updated kitchen • Charming fireplace • 0.28 acre lot

Listing by Signature Premier Properties

OPEN TODAY, 12PM TO 2PM

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Home values near 18 Mahan Rd

Data from public records.

Address	Redfin Estimate
9 Mahan Road, Old Bethpage, NY - Beds \| 2.5 Baths \| 1919 Sq. Ft.	$1,049,066
24 Mahan Road, Old Bethpage, NY 4 Beds \| 4 Baths \| 3200 Sq. Ft.	$1,664,050
23 Mahan Road, Old Bethpage, NY 4 Beds \| 3 Baths \| 2733 Sq. Ft.	$1,307,309
16 Mahan Road, Old Bethpage, NY - Beds \| 2.5 Baths \| 1744 Sq. Ft.	$1,025,473
17 Mahan Road, Old Bethpage, NY - Beds \| 2 Baths \| 1339 Sq. Ft.	$871,514
15 Mahan Road, Old Bethpage, NY - Beds \| 3 Baths \| 1750 Sq. Ft.	$1,082,899
25 Farragut Road, Old Bethpage, NY 5 Beds \| 2.5 Baths \| - Sq. Ft.	$993,547

Address	Redfin Estimate
25 Mahan Road, Old Bethpage, NY - Beds \| 3.5 Baths \| 2160 Sq. Ft.	$1,104,407
22 Mahan Road, Old Bethpage, NY - Beds \| 2.5 Baths \| 1776 Sq. Ft.	$1,096,039
26 Mahan Road, Old Bethpage, NY - Beds \| 2.5 Baths \| 1633 Sq. Ft.	$875,966
12 Mahan Road, Old Bethpage, NY - Beds \| 2.5 Baths \| 1633 Sq. Ft.	$985,147
10 Mahan Road, Old Bethpage, NY - Beds \| 2.5 Baths \| 1731 Sq. Ft.	$1,109,258
15 Adrienne Drive, Old Bethpage, NY 3 Beds \| 3 Baths \| - Sq. Ft.	$1,014,317
11 Adrienne Drive, Old Bethpage, NY 3 Beds \| 1 Baths \| 1246 Sq. Ft.	$879,606

Address	Redfin Estimate
14 Mahan Road, Old Bethpage, NY - Beds \| 2 Baths \| 2344 Sq. Ft.	$1,220,627
11 Mahan Road, Old Bethpage, NY - Beds \| 2.5 Baths \| 2026 Sq. Ft.	$1,178,547
20 Mahan Road, Old Bethpage, NY 5 Beds \| 2.5 Baths \| - Sq. Ft.	$961,821
21 Mahan Road, Old Bethpage, NY 3 Beds \| 2.5 Baths \| 1750 Sq. Ft.	$1,032,948
19 Mahan Road, Old Bethpage, NY - Beds \| 3.5 Baths \| 2635 Sq. Ft.	$1,212,583
27 Farragut Road, Old Bethpage, NY - Beds \| 3.5 Baths \| 2553 Sq. Ft.	$1,238,374
9 Adrienne Drive, Old Bethpage, NY - Beds \| 2 Baths \| 1551 Sq. Ft.	$930,543

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GreatSchools Ratings provided by GreatSchools.org.

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18 Mahan Rd, Old Bethpage, NY 11804

About this home

Redfin Estimate

Earn from this home

Market trends in 11804, NY

Sale history for 18 Mahan Rd

Tax history for 18 Mahan Rd

Public record

Property details

Public facts

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 11804

Home values near 18 Mahan Rd

More real estate resources

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