#877702, Listing office: Douglas Elliman Real Estate
$1,549,999 List price
121 Ontario Ave Massapequa, NY 11758
5 beds
3 full, 1 partial
3,350 sqft
0.2 acres
$463 / sqft
House
Property details
About 121 Ontario Ave
TO BE BUILT. Custom Built Spectacular Center Hall Colonial New Construction. 5 bedroom/3.5 Bathroom. State of the art House, complete with Automated Smart Home, SONOS Audio System, and Camera System. Unfinished Basement. Custom Wood Cabinets, Designer Center Island Eat In Kitchen with Quartz Countertops. Formal Dining Room To Dine In Elegance, Butler's Pantry, Formal Living Rm. Magnificent Great Room with Gas Fireplace with Remote Control. Large 80x100 Lot. Includes 9' Ceilings 1st Floor. 1st Floor Bedroom. Beautiful Wood Floors, Custom Woodwork Moldings. Spacious Primary Suite W/ Custom Ceilings and Walk-In Closet. Custom Millwork Throughout. Anderson Windows, LED Lighting Throughout. Huge Closets, In Ground Sprinklers. Large 2 Car Garage. SEE UPGRADES SPEC LIST ATTACHED FOR MORE! Come help put the finishing touches on your dream home! Buyer is responsible for fees for water and sewer hook up, final survey, and transfer of tax. These are non-negotiable.
Highlights
Home typeSingle Family Residence
HeatingForced Air
StatusActive
CoolingCentral Air, ENERGY STAR Qualified Equipment
Size3,350 sqft
BasementYes
Lot size0.1837 Acres
Year built2025
MLS #877613
Garage2 spaces
Summary
- Partial Bathrooms: 1
- Full Bathrooms: 3
- Appliances: Dishwasher, ENERGY STAR Qualified Appliances, Gas Range, Microwave, Refrigerator, Stainless Steel Appliance(s), Tankless Water Heater
- Basement: Yes
- Flooring Type: Hardwood
- Interior: First Floor Bedroom, First Floor Full Bath, Crown Molding, Double Vanity, Eat-in Kitchen, Formal Dining, High Ceilings, Kitchen Island, Primary Bathroom, Open Floorplan, Open Kitchen, Quartz/Quartzite Counters, Recessed Lighting, Sound System, Speakers, Walk-In Closet(s), Washer/Dryer Hookup
- Total Bedroom Count: 5
- Garage Space: 2 spaces
- Private Pool: No
- Architectural Style: Colonial
- Heating: Forced Air
- Cooling: Central Air, ENERGY STAR Qualified Equipment
- List Price: $1,549,999
- Price/SqFt: $462
- Annual Tax Amount: $3,585
- Tax Year: 2024
- Year Built: 2025
- Living Area: 3,350 SqFt
- Lot Size: 0.1837 Acres
- MLS Number: 877613
- MLS Name: ONEKEY2
- Office Name: LA Rosa Realty New York LLC
- Office Phone: (516) 942-2003
Listings courtesy of OneKey MLS as distributed by MLS GRID.
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Last updated on: 7/20/2025, 11:41:27 AM Eastern. If you have any questions regarding the accuracy of this data, please contact us at help@rockethomes.com.
Price information
Property sales
We're sorry, we currently don't have property sales data for this listing.
Tax history
| Year | Assessment | Property Tax |
|---|---|---|
| 2024 | $439 | $3,585 |
| 2023 | $461 | $10,848 |
| 2022 | $488 | $11,307 |
| 2021 | $479 | $10,534 |
| 2020 | $496 | $9,816 |
| 2019 | $581 | $9,871 |
| 2018 | $654 | $9,899 |
| 2017 | $654 | $10,086 |
History based on county public records data.
Nearby schools
4
Charles E. Schwarting Elementary School
Public District KG-5
0.2 mi
•Flower Rd & Jerusalem Ave
5
Lockhart Elementary School
Public District KG-5
0.5 mi
•199 Pittsburgh Ave
7
Seaford Manor School
Public District KG-5
0.8 mi
•1590 Washington Ave
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 $113,462. Most Massapequa, NY residents have annual incomes between $100k-200k. Residents typically live in single, no kids family. Typical level of education for residents in this area is post secondary degree.
How much money do the neighbors make?
14%
<35k
29%
35k-100k
42%
100k-200k
15%
200k+
What level of education do the neighbors have?
High School Diploma
Post Secondary Degree
Masters Degree
Doctorate
What types of families live nearby?
34%
Single, No Kids
6%
Single, with Kids
31%
Married, No Kids
29%
Married, with Kids
Are the neighbors home owners or renters?
Home Owners
Renters
How old are people in this area?
15%
<11 yrs old
7%
12-17 yrs old
18%
18-34 yrs old
42%
35-64 yrs old
18%
65+ yrs old
What do the neighbors do for fun?
Symphony or Opera
Hiking/backpacking
PGA/LPGA
Where do the neighbors shop?
Chico's
Nordstrom Rack
Stein Mart
Where do the neighbors go to eat?
Boston Market
Chipotle
Bonefish Grill
What do the neighbors drive?
Volvo
Mazda
Lincoln
What do the neighbors listen to?
Talk/Personality
Rock
Classical
All data provided by Home Junction and Claritas
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Frequently asked questions
About 121 Ontario Ave
The listing price of 121 Ontario Ave property is $1,549,999.
The property 121 Ontario Ave is a house located in Massapequa, New York, 11758.
Active Listing: 121 Ontario Ave is For Sale (Active/New) which means the seller is accepting offers.
The nearby schools for 121 Ontario Ave are: Charles E. Schwarting Elementary School (GreatSchools Rating 4/10), Lockhart Elementary School (GreatSchools Rating 5/10), Seaford Manor School (GreatSchools Rating 7/10), Seaford Middle School (GreatSchools Rating 9/10), Wantagh Middle School (GreatSchools Rating 5/10), Jonas E Salk Middle School (GreatSchools Rating 7/10), Plainedge High School (GreatSchools Rating 8/10), Seaford Senior High School (GreatSchools Rating 9/10), Massapequa High School (GreatSchools Rating 10/10).
According to the records, the last property tax for 2024 is $3,585 (source: MLS/based on county public records data).
The property at 121 Ontario Ave has 5 bedrooms and 3 full and 1 half bathrooms.
The property 121 Ontario Ave is 3,350 SqFt (source: MLS/tax record).
The year of construction for 121 Ontario Ave is 2025.
This home is located at 121 Ontario Ave in Massapequa, NY and zip code 11758 in the Town of Oyster Bay neighborhood. This 3,350 square foot home, which was built in 2025, sits on a 0.18 acre lot. Features: 5 bedrooms, 4 bathrooms. It has been listed on Rocket Homes since June 13, 2025 and is currently priced at $1,549,999.
Massapequa, NY housing market in June 2025 saw over 99 listings sold above listed price, more than 18 sold at listed price and over 73 sold below. In June 2025 in Massapequa, NY there were 5.2% less homes for sale than in May. In June 2025, listings were on the market for 41 days. During the same period, the median list price in this real estate market was $849,035.
From Rocket Homes Real Estate and based on county public records data.