Google street view image for 1231 Round Swamp Rd, Old Bethpage, NY 11804

Off market aug 1998 for $222K

$911,965

Est. refi paymentEst. refi $1,637/mo

—

•

2 ba

•

1,660

sq ft

1231 Round Swamp Rd, Old Bethpage, NY 11804

About this home

1231 Round Swamp Rd is a 1,660 square foot multi-family home on a 10,395 square foot lot with 2 bathrooms. - it last sold on August 20, 1998 for $222,000. Based on Redfin's Old Bethpage data, we estimate the home's value is $911,965.

Multi-familyProperty Type

1963Year Built

10,395 sq ftLot Size

$549Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$911,965

$690K since sold in August 1998$1,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 12.8% lower than the average sale price ($1.05M) of 6 comparable homes.

SOLD AUG 28, 2026
$1,052,000
A
3 beds2 baths1,714 sq ft
29 Serpentine Ln, Old Bethpage, NY 11804
Listing by Compass Greater NY LLC
SOLD OCT 8, 2026
$995,000
B
3 beds2 baths1,728 sq ft
15 Lois Ln, Old Bethpage, NY 11804
Listing by Douglas Elliman Real Estate
SOLD SEP 15, 2026
$1,336,000
C
3 beds2.5 baths1,973 sq ft
25 Gerald Ln, Old Bethpage, NY 11804
Listing by JG Homes
SOLD JUL 24, 2026
$1,255,000
D
3 beds2.5 baths1,682 sq ft
15 Locust Rd, Old Bethpage, NY 11804
Listing by Douglas Elliman Real Estate
SOLD OCT 8, 2026
$810,000
E
3 beds2 baths1,629 sq ft
6 E Park Ct, Old Bethpage, NY 11804
Listing by Douglas Elliman Real Estate
SOLD SEP 29, 2026
$829,000
F
4 beds2 baths1,581 sq ft
581 Plainview Rd, Plainview, NY 11803
Listing by Century 21 Realty Specialists

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Earn from this home

Sell

$839,533

Est. take-home

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Refinance

Est. cash available

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Market trends in 11804, NY

Last updated September 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

FOR SALE BY OWNER
$949,999
4 beds2 baths1,664 sq ft
53 Crescent Dr, Old Bethpage, NY 11804
FOR SALE BY OWNER
$1,750,000
5 beds3 baths2,934 sq ft
21 Colonial Rd, Old Bethpage, NY 11804
COMING SOON
$1,399,888
4 beds2.5 baths2,720 sq ft
25 Lesley Ln, Old Bethpage, NY 11804
Listing by Douglas Elliman Real Estate
OPEN SAT, 2:30PM TO 4PM
$1,179,999
3 beds2.5 baths1,694 sq ft
24 Gerald Ln, Old Bethpage, NY 11804
Listing by JG Homes
OPEN SUN, 11:30AM TO 1PM
$1,248,888
4 beds2.5 baths1,938 sq ft
12 E Park Dr, Old Bethpage, NY 11804
Listing by Douglas Elliman Real Estate
$1,595,000
4 beds2.5 baths2,213 sq ft
29 Voorhis Dr, Old Bethpage, NY 11804
Listing by Daniel Gale Sothebys Intl Rlty
See all

Provided by Redfin

Sale history for 1231 Round Swamp Rd

Year

Property tax

Land + Additions

Assessment*

2025

$15,188 (+2.9%)

$280 + $217

$497

2024

$14,762 (+0.8%)

$280 + $217

$497

2023

$14,652 (−3.4%)

$280 + $217

$497

2022

$15,175 (+6.0%)

$280 + $217

$497

2021

$14,309 (−17.2%)

$326 + $252

$578

2020

$17,272 (−3.4%)

$326 + $252

$578

2019

$17,874 (+5.9%)

$314 + $243

$557

2018

$16,877 (+6.1%)

$771 + $170

$941

2017

$15,911 (+4.5%)

$771 + $170

$941

2016

$15,232 (+10.7%)

$771 + $170

$941

2015

$13,763 (+14.3%)

$771 + $205

$976

2014

$12,046 (+8.5%)

$771 + $205

$976

2013

$11,100 (+9.5%)

$771 + $205

$976

2012

$10,134

$771 + $205

$976

2011

$10,126 (−3.5%)

$771 + $205

$976

2010

$10,490 (−7.2%)

$857 + $172

$1,029

2009

$11,303

$857 + $409

$1,266

Tax history for 1231 Round Swamp Rd

Year

Property tax

Land + Additions

Assessment*

2025

$15,188 (+2.9%)

$280 + $217

$497

2024

$14,762 (+0.8%)

$280 + $217

$497

2023

$14,652 (−3.4%)

$280 + $217

$497

2022

$15,175 (+6.0%)

$280 + $217

$497

2021

$14,309 (−17.2%)

$326 + $252

$578

2020

$17,272 (−3.4%)

$326 + $252

$578

2019

$17,874 (+5.9%)

$314 + $243

$557

2018

$16,877 (+6.1%)

$771 + $170

$941

2017

$15,911 (+4.5%)

$771 + $170

$941

2016

$15,232 (+10.7%)

$771 + $170

$941

2015

$13,763 (+14.3%)

$771 + $205

$976

2014

$12,046 (+8.5%)

$771 + $205

$976

2013

$11,100 (+9.5%)

$771 + $205

$976

2012

$10,134

$771 + $205

$976

2011

$10,126 (−3.5%)

$771 + $205

$976

2010

$10,490 (−7.2%)

$857 + $172

$1,029

2009

$11,303

$857 + $409

$1,266

*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: 528
Basement Finish: Full
Basement Type: Full

Bathroom Information
# of Full Baths: 2

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

Room Information
# of Rooms: 6

Exterior

Exterior Information
Physical Condition: Average
Building Style Type: Ranch
Exterior Wall: Aluminum/Vinyl

Property Information
Subdivision Name: OLD BETHPAGE WOODS
Living Sq. Ft: 1,660
Ground Floor Sq. Ft: 1,056
Building Sq. Ft: 1,660
# of Units: 2
# of Stories: 1

Parking & Garage Information
# of Parking Spaces: 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 10,395
Legal Lot Number: 31
Legal Block Number: 123
Municipality Name: TOWN OF OYSTER BAY
Acres: 0.2386
Depth Footage: 135
Front Footage: 73
County Use Description: TWO FAMILY YEAR-ROUND RESIDENC

Location Information
Parcel Location Influence: Highway

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

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: —
Baths: 2.0
Sq. Ft.: 1,660
Stories: 1.0
Lot Size: 10,395 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1963
Year Renovated: —
County: Nassau County
APN: 47123 00310

Home facts updated by county records on Oct 7, 2026

Around this home

Schools

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 • 0.8mi

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, 14 days in 30 years

6/10 Wind Factor

61% 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

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

$869,000 – $1.05M

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New listings for sale in 11804

FOR SALE BY OWNER

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FOR SALE BY OWNER

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COMING SOON

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OPEN SAT, 2:30PM TO 4PM

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OPEN SUN, 11:30AM TO 1PM

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Home values near 1231 Round Swamp Rd

Data from public records.

Address	Redfin Estimate
1225 Round Swamp Rd, Old Bethpage, NY - Beds \| 2.5 Baths \| 2424 Sq. Ft.	$1,067,330
1196 Round Swamp Rd, Old Bethpage, NY - Beds \| 3 Baths \| 2277 Sq. Ft.	$1,059,252

Address	Redfin Estimate
1241 Round Swamp Rd, Old Bethpage, NY - Beds \| 2 Baths \| 1963 Sq. Ft.	$941,312
1229 Round Swamp Rd, Old Bethpage, NY - Beds \| 3 Baths \| 2008 Sq. Ft.	$1,088,425

Address	Redfin Estimate
1251 Round Swamp Rd, Old Bethpage, NY - Beds \| 1 Baths \| 1513 Sq. Ft.	$763,912
1192 Round Swamp Rd, Old Bethpage, NY - Beds \| 1 Baths \| 1199 Sq. Ft.	$754,111

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