Off market sep 2020 for $385K

$606,873

Est. refi paymentEst. refi $3,063/mo

—

•

— ba

•

1,200

sq ft

89 Root Ave, Islip, NY 11751

About this home

Welcome Home to this beautiful 3 Bedroom 1 Bath home in Islip. Property features Energy Efficient Oil Burner, Hot Water Heater, Gleaming Hardwood Floors & 150 AMP Service. This Charming home has a Full Basement and Sunroom which leads into the kitchen. The 3 Skylights provide ample light. The possibilities are endless with the Spacious Backyard., Additional information: Appearance:Excellent,Business Located At:,Rental Income:,Separate Hotwater Heater:Yes

Single-familyProperty Type

1952Year Built

6,970 sq ftLot Size

$506Est. Price/Sq.Ft.

Listing by Rita Coveny • Coldwell Banker American Homes

Bought with Cathy Jusino • Signature Premier Properties

Source:OneKey® MLS as Distributed by MLS Grid #L3205962

Redfin Estimate

$606,873

$222K since sold in September 2020$2,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 5.2% lower than the average sale price ($640K) of 6 comparable homes.

SOLD NOV 2, 2026
$645,000
A
3 beds1 bath990 sq ft
23 Franklin St, Islip, NY 11751
Listing by Kennedy L I Realty
SOLD JUL 6, 2026
$650,000
B
4 beds1 bath1,215 sq ft
29 Franklin St, Islip, NY 11751
Listing by OverSouth LLC
SOLD OCT 15, 2026
$650,000
C
3 beds2 baths1,632 sq ft
11 Spruce St, Islip, NY 11751
Listing by Signature Premier Properties
SOLD AUG 20, 2026
$620,000
D
3 beds2 baths1,193 sq ft
110 Penataquit Ave, Bay Shore, NY 11706
Listing by Fave Realty Inc
SOLD JUN 22, 2026
$610,000
E
3 beds1.5 baths1,000 sq ft
17 Windsor St, Islip, NY 11751
Listing by Kennedy L I Realty
SOLD JUL 15, 2026
$665,000
F
3 beds2 baths1,410 sq ft
113 Roosevelt Ave, Islip, NY 11751
Listing by Douglas Elliman Real Estate

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$299,954

Est. take-home

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Refinance

Est. cash available

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Rent

$2,209/mo

Redfin rental estimate

List your home for rent

Market trends in 11751, NY

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

104.3%

+0.1% MoM

Median sale price

$650K

$333 MoM

Avg. days on market

30d

3 days MoM

Recently sold homes

2 MoM

New listings for sale

OPEN NOV 19, 5PM TO 7PM
$999,000
3 beds1.5 baths1,994 sq ft
453 Smith Ave, Islip, NY 11751
Listing by Compass Greater NY LLC
COMING SOON
$379,000
2 beds1.5 baths887 sq ft
89 Finch Ln #89, Islip, NY 11751
Listing by Signature Premier Properties
$925,000
4 beds2.5 baths2,510 sq ft
282 Cedar Ave, Islip, NY 11751
Listing by Douglas Elliman Real Estate
$499,000
3 beds1.5 baths1,520 sq ft
97 Herbert St, Islip, NY 11751
Listing by Signature Premier Properties
See all

Provided by Redfin

Sale history for 89 Root Ave

Date

Event

Price

Public Records

Sep 11, 2020

Sold

$385,000

$321/sq ft

OneKey® MLS as Distributed by MLS Grid #L3205962

Jun 19, 2020

Sold

$385,000

$321/sq ft

Apr 1, 2020

Pending

—

Mar 6, 2020

Listed

$398,888

$332/sq ft

Year

Property tax

Land + Additions

Assessment*

2026

$11,365

$6,300 + $24,800

$31,100

2025

$11,365 (+3.4%)

$6,300 + $24,800

$31,100

2024

$10,992 (+5.9%)

$6,300 + $24,800

$31,100

2023

$10,377 (−0.9%)

$6,300 + $24,800

$31,100

2022

$10,473

$6,300 + $24,800

$31,100

2021

$10,473 (+18.1%)

$6,300 + $24,800

$31,100

2020

$8,866 (+7.7%)

$6,300 + $24,800

$31,100

2017

$8,233 (+0.4%)

$6,300 + $24,800

$31,100

2016

$8,198 (+1.3%)

$6,300 + $24,800

$31,100

2015

$8,096 (+2.4%)

$6,300 + $24,800

$31,100

2014

$7,910 (+3.9%)

$6,300 + $24,800

$31,100

2013

$7,611 (+4.0%)

$6,300 + $24,800

$31,100

2012

$7,321 (+4.5%)

$6,300 + $24,800

$31,100

2011

$7,006 (+1.7%)

$6,300 + $24,800

$31,100

2010

$6,888 (+4.2%)

$6,300 + $24,800

$31,100

2009

$6,608

$6,300 + $24,800

$31,100

Tax history for 89 Root Ave

Year

Property tax

Land + Additions

Assessment*

2026

$11,365

$6,300 + $24,800

$31,100

2025

$11,365 (+3.4%)

$6,300 + $24,800

$31,100

2024

$10,992 (+5.9%)

$6,300 + $24,800

$31,100

2023

$10,377 (−0.9%)

$6,300 + $24,800

$31,100

2022

$10,473

$6,300 + $24,800

$31,100

2021

$10,473 (+18.1%)

$6,300 + $24,800

$31,100

2020

$8,866 (+7.7%)

$6,300 + $24,800

$31,100

2017

$8,233 (+0.4%)

$6,300 + $24,800

$31,100

2016

$8,198 (+1.3%)

$6,300 + $24,800

$31,100

2015

$8,096 (+2.4%)

$6,300 + $24,800

$31,100

2014

$7,910 (+3.9%)

$6,300 + $24,800

$31,100

2013

$7,611 (+4.0%)

$6,300 + $24,800

$31,100

2012

$7,321 (+4.5%)

$6,300 + $24,800

$31,100

2011

$7,006 (+1.7%)

$6,300 + $24,800

$31,100

2010

$6,888 (+4.2%)

$6,300 + $24,800

$31,100

2009

$6,608

$6,300 + $24,800

$31,100

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

Property details

Exterior

Property Information
Subdivision Name: WILLOWBROOK PARK
Living Sq. Ft: 1,200
Ground Floor Sq. Ft: 800
Building Sq. Ft: 1,600

Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 240
Garage / Carport Type: Attached

Lot Information
# of Buildings: 1
Land Sq. Ft: 6,970
Legal Lot Number: 2
Legal Block Number: 0001
Municipality Name: ISLIP
Acres: 0.16
Depth Footage: 100
Front Footage: 70
Zoning Code: B
State Use Description: SINGLE FAMILY RESID

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: —
Baths: —
Sq. Ft.: 1,200
Stories: —
Lot Size: 6,970 square feet
Style: Single Family Residential
Year Built: 1952
Year Renovated: —
County: Suffolk County
APN: 4728890500344000100002000

Home facts updated by county records on Aug 31, 2026

Around this home

Schools

K - 12
Preschool & daycare

Commack Road Elementary School

Public 2-5 • Assigned • 0.5mi

4/10

Islip Middle School

Public 6-8 • Assigned • 0.6mi

5/10

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 93° expected this year, 16 days in 30 years

6/10 Wind Factor

65% chance of strong winds in next 30 years

4/10 Air Factor

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

Provided by First Street

Historical weather

Islip, NY • 11751

Average low and high temperatures (°F)

36°

25°

38°

26°

50°

36°

58°

44°

66°

54°

78°

64°

82°

70°

78°

64°

75°

61°

64°

50°

55°

40°

42°

29°

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 8.8 hours in June and 4.5 hours in December, which is comparable to the U.S. average for solar exposure.

8.8 hrs

4.5 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$577,000 – $698,000

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Nearby similar homes

$649,000

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Renovated cape • Brand-new kitchen • Outside entrance

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Large enclosed patio • Fenced yard • New hot water heater

Listing by H & G Realty New York

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New siding • New windows • New pvc fencing

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New listings for sale in 11751

OPEN NOV 19, 5PM TO 7PM3D WALKTHROUGH

$999,000

3 beds1.5 baths1,994 sq ft

453 Smith Ave, Islip, NY 11751

New powder room • Laundry area • 0.51 acre lot

Listing by Compass Greater NY LLC

COMING SOON

$379,000

2 beds1.5 baths887 sq ft

89 Finch Ln #89, Islip, NY 11751

Basketball court • Pickleball court • Dog run

Listing by Signature Premier Properties

$925,000

4 beds2.5 baths2,510 sq ft

282 Cedar Ave, Islip, NY 11751

Park-like grounds • Inviting front porch • Hardwood floors

Listing by Douglas Elliman Real Estate

$499,000

3 beds1.5 baths1,520 sq ft

97 Herbert St, Islip, NY 11751

New roof • In ground sprinklers • Fenced in yard

Listing by Signature Premier Properties

Home values near 89 Root Ave

Data from public records.

Address	Redfin Estimate
97 Root Avenue, Islip, NY 4 Beds \| 1.5 Baths \| 1150 Sq. Ft.	$666,006
100 Root Avenue, Islip, NY 4 Beds \| 3 Baths \| 3000 Sq. Ft.	$1,209,404
96 Root Avenue, Islip, NY - Beds \| - Baths \| 1465 Sq. Ft.	$602,969
89 Jaycox Avenue, Islip, NY 3 Beds \| 1 Baths \| - Sq. Ft.	$620,476
93 Jaycox Avenue, Islip, NY 4 Beds \| 2 Baths \| - Sq. Ft.	$685,865
86 Peckham Avenue, Islip, NY - Beds \| - Baths \| 1306 Sq. Ft.	$634,929
64 Roosevelt Avenue, Islip, NY - Beds \| - Baths \| 1660 Sq. Ft.	$705,206

Address	Redfin Estimate
83 Root Avenue, Islip, NY - Beds \| - Baths \| 1767 Sq. Ft.	$627,503
93 Root Avenue, Islip, NY - Beds \| - Baths \| 1260 Sq. Ft.	$696,831
84 Root Avenue, Islip, NY - Beds \| - Baths \| 1386 Sq. Ft.	$625,342
58 Roosevelt Avenue, Islip, NY - Beds \| - Baths \| 2129 Sq. Ft.	$722,275
83 Jaycox Avenue, Islip, NY - Beds \| - Baths \| 2572 Sq. Ft.	$726,705
72 Shaw Avenue, Islip, NY 3 Beds \| 3 Baths \| - Sq. Ft.	$728,523
98 Shaw Avenue, Islip, NY - Beds \| - Baths \| 1248 Sq. Ft.	$559,533

Address	Redfin Estimate
90 Root Avenue, Islip, NY - Beds \| - Baths \| 1656 Sq. Ft.	$638,209
101 Root Avenue, Islip, NY - Beds \| - Baths \| 2000 Sq. Ft.	$706,584
90 Shaw Avenue, Islip, NY - Beds \| - Baths \| 1828 Sq. Ft.	$685,535
48 Roosevelt Avenue, Islip, NY - Beds \| - Baths \| 1324 Sq. Ft.	$624,089
94 Shaw Avenue, Islip, NY - Beds \| - Baths \| 1432 Sq. Ft.	$595,935
85 Peckham Avenue, Islip, NY 3 Beds \| 2 Baths \| - Sq. Ft.	$508,370
83 Peckham Avenue, Islip, NY - Beds \| - Baths \| 1140 Sq. Ft.	$531,652

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About this home

Redfin Estimate

Earn from this home

Market trends in 11751, NY

Sale history for 89 Root Ave

Tax history for 89 Root Ave

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 11751

Home values near 89 Root Ave

More real estate resources