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#893590, Listing office: Realty Maintained LLC
$1,200,000 List price
21 Hillside Ave Northport, NY 11768
4 beds
3 full
2,613 sqft
0.2 acres
$459 / sqft
House
Property details
About 21 Hillside Ave
Overlooking the shimmering waters of the Long Island Sound, this exquisite four-bedroom, three-bath Colonial is a masterclass in coastal elegance and timeless design. Gracefully elevated and thoughtfully renovated, it offers a front-row seat to Long Island’s most breathtaking sunsets and a lifestyle steeped in tranquility. Behind its classic facade lies a luminous interior, fully reimagined in 2018 to blend sophisticated charm with luxurious modern comforts. The heart of the home is a sun-kissed kitchen adorned with gleaming quartz countertops, rich custom cabinetry, and an effortless flow into the open-concept living and dining areas — all perfectly positioned to showcase breathtaking uninterrupted views. Multiple decks invite you to float above the scenery, savoring morning coffee, hosting twilight cocktails, or simply basking in the ever-changing coastal light. Enjoy one-of-a-kind sunrises from the balcony and sunsets from the private beach. The serene primary suite is a private sanctuary, where panoramic water views and a spa-like en-suite bath evoke a perpetual vacation. Three additional bedrooms offer versatile space for family or guests. A charming detached one-car garage complements the home’s coastal aesthetic, while every detail — from flooring to fixtures — speaks to quality, care, and enduring style. Nestled in a coveted waterfront enclave with deeded beach rights and just minutes from the vibrant shops, dining, and theater of Northport Village, as well as Del Vino Vineyard, this rare gem offers more than a home — it offers a lifestyle. Fall in love with coastal living where charm, comfort, and beauty meet.
Highlights
Home typeSingle Family Residence
HeatingOil
StatusActive
CoolingCentral Air
Size2,613 sqft
BasementYes
Lot size0.24 Acres
Year built2018
ParkingCarport, Driveway, Garage
MLS #888903
Garage1 space
WaterfrontBeach
ViewWater
Summary
- Full Bathrooms: 3
- Appliances: Dishwasher, Dryer, Microwave, Oven, Range, Refrigerator, Stainless Steel Appliance(s), Washer, Wine Cooler
- Basement: Yes
- Flooring Type: Hardwood
- Interior: First Floor Bedroom, First Floor Full Bath, Beamed Ceilings, Cathedral Ceiling(s), Ceiling Fan(s), Crown Molding, Eat-in Kitchen, High Ceilings, Kitchen Island, Open Floorplan, Quartz/Quartzite Counters, Smart Thermostat, Storage
- Total Bedroom Count: 4
- Garage Space: 1 space
- Private Pool: No
- Parking: Carport, Driveway, Garage
- Waterfront: Beach
- View: Water
- Exterior: Balcony
- Architectural Style: Colonial
- Heating: Oil
- Cooling: Central Air
- List Price: $1,200,000
- Price/SqFt: $459
- HOA Amount: $250 Annually
- Annual Tax Amount: $12,940
- Tax Year: 2022
- Lot: Back Yard, Front Yard, Landscaped, Near Golf Course, Near Public Transit, Sprinklers In Front, Sprinklers In Rear, Views
- Directions: 25A to Waterside Ave, left on West St, right on Hillside Ave
- Year Built: 2018
- Living Area: 2,613 SqFt
- Lot Size: 0.24 Acres
- MLS Number: 888903
- MLS Name: ONEKEY2
- Office Name: Signature Premier Properties
- Office Phone: (631) 754-3600
Listings courtesy of OneKey MLS as distributed by MLS GRID.
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Last updated on: 7/30/2025, 11:41:29 AM Eastern. If you have any questions regarding the accuracy of this data, please contact us at help@rockethomes.com.
Price information
Property sales
| Date | Event | Price |
|---|---|---|
| Dec 03, 2009 | Home Sold | $520,000 |
Tax history
| Year | Assessment | Property Tax |
|---|---|---|
| 2023 | $4,175 | $- |
| 2022 | $4,175 | $12,940 |
| 2021 | $4,175 | $12,940 |
| 2020 | $4,175 | $12,549 |
| 2019 | $3,000 | $8,997 |
| 2018 | $3,000 | $7,982 |
History based on county public records data.
Nearby schools
4
Norwood Avenue School
Public District KG-5
0.9 mi
•25 Norwood Rd
9
Ocean Avenue School
Public District KG-5
1.6 mi
•100 Ocean Ave
10
Fort Salonga Elementary School
Public District KG-3
2.7 mi
•39 Sunken Meadow Rd
School ratings are a score out of 10, where 10 is the highest and 1 is the lowest.
Neighborhood
The neighbors living near this home have an average income of $162,857. Residents of Northport, NY typically earn between $100k-200k each year. Typical family type is married, no kids. Typical level of education for residents in this area is post secondary degree.
How much money do the neighbors make?
4%
<35k
17%
35k-100k
46%
100k-200k
33%
200k+
What level of education do the neighbors have?
High School Diploma
Post Secondary Degree
Masters Degree
What types of families live nearby?
29%
Single, No Kids
7%
Single, with Kids
32%
Married, No Kids
32%
Married, with Kids
Are the neighbors home owners or renters?
Home Owners
Renters
How old are people in this area?
16%
<11 yrs old
10%
12-17 yrs old
12%
18-34 yrs old
49%
35-64 yrs old
13%
65+ yrs old
What do the neighbors do for fun?
Skiing/snowboarding
Men's Tennis
Hiking/backpacking
Where do the neighbors shop?
Nordstrom
Bloomingdales
Nordstrom Rack
Where do the neighbors go to eat?
California Pizza Kitchen
Bonefish Grill
Chipotle
What do the neighbors drive?
BMW
Lexus
Mazda
What do the neighbors listen to?
Talk/Personality
News
Rock
All data provided by Home Junction and Claritas
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Frequently asked questions
About 21 Hillside Ave
The listing price of 21 Hillside Ave property is $1,200,000.
The property 21 Hillside Ave is a house located in Northport, New York, 11768.
Active Listing: 21 Hillside Ave is For Sale (Active/New) which means the seller is accepting offers.
The nearby schools for 21 Hillside Ave are: Norwood Avenue School (GreatSchools Rating 4/10), Ocean Avenue School (GreatSchools Rating 9/10), Fort Salonga Elementary School (GreatSchools Rating 10/10), Northport Middle School (GreatSchools Rating 6/10), East Northport Middle School (GreatSchools Rating 6/10), Oldfield Middle School (GreatSchools Rating 6/10), Northport Senior High School (GreatSchools Rating 9/10), Harborfields High School (GreatSchools Rating 10/10), Elwood/John Glenn High School (GreatSchools Rating 8/10).
According to the records, the last property tax for 2022 is $12,940 (source: MLS/based on county public records data).
The last sale was on December 3, 2009 for $520,000 (source: MLS/tax record).
The property at 21 Hillside Ave has 4 bedrooms and 3 bathrooms.
The property 21 Hillside Ave is 2,613 SqFt (source: MLS/tax record).
The year of construction for 21 Hillside Ave is 2018.
This home is located at 21 Hillside Ave in Northport, NY and zip code 11768 in the Town of Huntington neighborhood. This 2,613 square foot home, which was built in 2018, sits on a 0.24 acre lot. Features: 4 bedrooms, 3 bathrooms. It has been listed on Rocket Homes since July 24, 2025 and is currently priced at $1,200,000.
Northport, NY housing market in June 2025 saw over 8 listings sold above listed price, more than 1 sold at listed price and over 1 sold below. The inventory of homes for sale in Northport, NY between May and June 2025 increased by 3.3%. Listings spent 23 days on the market in June 2025, and had a median list price of $960,000 during the same period.
From Rocket Homes Real Estate and based on county public records data.