9 Underhill Ave, Syosset, NY 11791
OFF MARKET

9 Underhill Ave
Syosset, NY 11791

Locust Grove
  • 4 Beds
  • 1.5 Baths
  • 1,460 sqft

$930,600

Trulia Estimate
as of May 12, 2026
Est. Refi. Payment $5,718/mo*

$930,600

Trulia Estimate
as of May 12, 2026
Est. Refi. Payment $5,718/mo*
4 Beds
1.5 Baths
1,460 sqft

Local Information

Map showing home location
© Google
-- mins to
Commute Destination

Description

4 bedroom expanded cape. 1 mile to LIRR and Syosset library. 400 sq ft cook"s kitchen/dining room, 11 foot island w/storage & display.2 dw, warming drawer. Food motif accents. Pella windows/door. Hardwood floors. Formal living room. Master on main. Full bath with 21' deep tub . 2nd floor-2 bed. 1/2 bath, new carpet. Finished Basement w/wet bar, laundry, storage, workbench. new carpet. Access from basement to garage.
This property is off market, which means it's not currently listed for sale or rent on Trulia. This may be different from what's available on other websites or public sources.

Home Highlights

Parking
Garage
Outdoor
Pool
A/C
Heating & Cooling
HOA
None
Price/Sqft
No Info
Listed
No Info

Home Details for 9 Underhill Ave

Interior Features

Heating & Cooling
Heating: OtherCooling System: CentralHeating Fuel: Other
Interior Details
Number of Rooms: 6Types of Rooms: Dining Room
Appliances & Utilities
DishwasherDryerRefrigerator

Property Information

Year Built
Year Built: 1950
Property Type / Style
Property Type: Single Family HomeArchitecture: Cape Cod

Exterior Features

Exterior Home Features
Exterior: Other
Pool
Pool
Parking & Garage
GarageParking: Garage

Community

Units in Building: 1

Lot Information

Lot Area: 6176 sqft

Price History for 9 Underhill Ave

DatePriceEventSource
02/19/2020$600,000Sold
OneKey® MLS as distributed by MLS GRID #L3151195
10/11/2019$630,888PriceChange
Agent Provided
09/09/2019$668,000PriceChange
Agent Provided
08/23/2019$688,000PriceChange
Agent Provided
07/24/2019$700,000Listed For SaleAgent Provided
01/12/2000$290,000Sold
N/A
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Property Tax and Assessment

Year2024
Tax
Assessment$623,000
Home facts updated by county records

Comparable Sales for 9 Underhill Ave

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
0.04
Single-Family Home
$995,000
08/18/25
4
2
1,603
0.05
Single-Family Home
$850,000
08/06/25
3
2
1,032
0.05
Single-Family Home
$950,000
08/06/25
4
2
1,582
0.12
Single-Family Home
$800,000
02/11/26
3
2
1,032
0.15
Single-Family Home
$900,000
12/01/25
3
2
1,032
0.45
Single-Family Home
$750,000
06/02/25
4
2
1,400
0.41
Single-Family Home
$934,000
05/14/25
4
2
1,322
0.36
Single-Family Home
$839,000
08/20/25
3
1
1,318
0.49
Single-Family Home
$825,000
07/31/25
4
1.5
1,500
0.41
Single-Family Home
$860,000
07/16/25
3
1.5
1,415

Assigned Schools

These are the assigned schools for 9 Underhill Ave.
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Neighborhood Overview

Neighborhood stats provided by third party data sources.

LGBTQ Local Legal Protections

Apartments for Rent

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Homes for sale near 9 Underhill Ave

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Homes for rent near 9 Underhill Ave

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Off Market Homes Near 9 Underhill Ave

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Explore by feature

9 Underhill Ave, Syosset, NY 11791 is a 4 bedroom, 2 bathroom, 1,460 sqft single-family home built in 1950. 9 Underhill Ave is located in Locust Grove, Syosset. This property is not currently available for sale. 9 Underhill Ave was last sold on Feb 19, 2020 for $600,000. The current Trulia Estimate for 9 Underhill Ave is $930,600.