21 Hillvale, Syosset, NY 11791
Home value
$1,098,500
$989,000 - $1.22M
$5,843/mo
Owner options
$5,843/mo
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$6,812/mo
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Est. payment
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Zillow last checked:
Listing updated:
Pierre Fritz Bruno 516-972-7672,
Coldwell Banker American Homes 516-223-2525
Pierre Fritz Bruno, 40BR1057888
Coldwell Banker American Homes
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 3
- Full bathrooms: 2
- 1/2 bathrooms: 1
Primary bedroom
- Description: Oversized primary bedroom featuring en- suite bathroom, primary closet
- Level: Second
Bedroom 1
- Description: large bedroom with closets
- Level: Second
Bedroom 3
- Description: Generous sized bedroom
- Level: Second
Bathroom 2
- Description: Full bath
- Level: Second
Basement
- Description: Full finished with a lot of storage and Cedar closet , Entertaining area
- Level: Basement
Den
- Description: Spacious Den With half bath.
- Level: Lower
Dining room
- Description: Elegant Formal Dining Room.
- Level: First
Kitchen
- Description: Gorgeous Eat -in the kitchen
- Level: First
Living room
- Description: Fabulous Living
- Level: First
Living room
- Description: Spacious Living Room
- Level: First
Heating
- Hot Water
Cooling
- Central Air
Appliances
- Included: Dishwasher, Disposal, Dryer, Electric Oven, Electric Range, Electric Water Heater, Exhaust Fan, Microwave, Refrigerator, Washer
Features
- Breakfast Bar, Cathedral Ceiling(s), Ceiling Fan(s), Chandelier, Crown Molding, Eat-in Kitchen, Entrance Foyer, Formal Dining, Open Kitchen, Primary Bathroom, Walk Through Kitchen
- Flooring: Hardwood
- Basement: Finished
- Attic: Full
- Has fireplace: No
Interior area
- Total structure area: 3,352
- Total interior livable area: 2,174 sqft
Property
Parking
- Total spaces: 6
- Parking features: Garage
- Garage spaces: 2
Features
- Levels: Multi/Split
- Patio & porch: Deck, Patio
- Fencing: Fenced
Lot
- Dimensions: 70 +100
- Features: Back Yard
Details
- Parcel number: 12504000019
- Special conditions: None
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence, Residential
Materials
- Brick
Condition
- Actual
- Year built: 1955
Utilities & green energy
- Sewer: Public Sewer
- Water: Public
- Utilities for property: Electricity Connected
Community & HOA
Community
- Security: Smoke Detector(s)
HOA
- Has HOA: No
Location
- Region: Syosset
Financial & listing details
- Price per square foot: $476/sqft
- Tax assessed value: $649,000
- Annual tax amount: $19,369
- Date on market: 7/14/2025
- Cumulative days on market: 18 days
- Listing agreement: Exclusive Right To Sell
- Electric utility on property: Yes
- Body type: Single Wide
Price history
| Date | Event | Price |
|---|---|---|
| 10/8/2025 | Sold | $1,035,000+3%$476/sqft |
Source: | ||
| 8/1/2025 | Pending sale | $1,005,000$462/sqft |
Source: | ||
| 7/14/2025 | Listed for sale | $1,005,000+42.6%$462/sqft |
Source: | ||
| 10/21/2016 | Sold | $705,000-2.8%$324/sqft |
Source: | ||
| 8/14/2016 | Pending sale | $725,000$333/sqft |
Source: Douglas Elliman #2866183 Report a problem | ||
| 7/5/2016 | Listed for sale | $725,000+8.2%$333/sqft |
Source: Douglas Elliman Real Estate #2866183 Report a problem | ||
| 11/22/2004 | Sold | $670,000+13.6%$308/sqft |
Source: Public Record Report a problem | ||
| 9/24/2003 | Sold | $590,000$271/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | -- | $649 -6.5% |
| 2023 | -- | $694 -4.3% |
| 2022 | -- | $725 |
| 2021 | $21,227 +9.9% | -- |
| 2020 | $19,323 +12.9% | $1,009 |
| 2019 | $17,117 | $1,009 |
| 2018 | $17,117 -11.3% | $1,009 -21.7% |
| 2017 | $19,289 +6.5% | $1,288 |
| 2016 | $18,108 +215.6% | $1,288 |
| 2015 | $5,738 +10% | $1,288 |
| 2013 | $5,218 +7.7% | $1,288 |
| 2012 | $4,843 -48.2% | $1,288 -6.3% |
| 2011 | $9,351 +6.6% | $1,374 +1% |
| 2010 | $8,775 | $1,361 -12.6% |
| 2009 | -- | $1,557 -6.3% |
| 2008 | -- | $1,661 -1.5% |
| 2006 | -- | $1,687 -38.3% |
| 2005 | -- | $2,734 -28.8% |
| 2004 | -- | $3,838 |
| 2003 | -- | $3,838 -52.6% |
| 2002 | -- | $8,100 |
| 2001 | -- | $8,100 |
| 2000 | -- | $8,100 |
Neighborhood: Locust Grove
Nearby homes
- $1,178,500-- bd2 ba1.7k sqft19 Hillvale Rd, Syosset, NY 11791Off Market
- $1,220,0005 bd3 ba2.4k sqft23 Hillvale Rd, Syosset, NY 11791Off Market
- $1,180,9004 bd3 ba2.1k sqft20 Mesa Rd, Syosset, NY 11791Off Market

- $1,131,1003 bd3 ba2k sqft18 Mesa Rd, Syosset, NY 11791Off Market
- $1,283,100-- bd2 ba2k sqft17 Hillvale Rd, Syosset, NY 11791Off Market
- $1,171,9003 bd3 ba1.8k sqft22 Mesa Rd, Syosset, NY 11791Off Market
- $1,185,3003 bd3 ba1.7k sqft25 Hillvale Rd, Syosset, NY 11791Off Market
- $1,198,800-- bd2 ba1.7k sqft16 Mesa Rd, Syosset, NY 11791Off Market
Nearby schools
GreatSchools rating
- 7/10Baylis Elementary SchoolGrades: K-5Distance: 0.5 mi
- 8/10H B Thompson Middle SchoolGrades: 6-8Distance: 1.1 mi
- 10/10Syosset Senior High SchoolGrades: 9-12Distance: 2.9 mi
Schools provided by the listing agent
- Elementary: Baylis Elementary School
- Middle: H B Thompson Middle School
- High: Syosset Senior High School
Source: OneKey® MLS as distributed by MLS GRID. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.