




4 Knollwood Avenue, Bayville, NY, 11709
About This Home
Light filled and gorgeous this 2018 newer construction home Taxes with Exemption until 2030 ($8, 670.81 includes village tax) and is a few minutes walk to a resident only beach. Effortless coastal living in this beautifully laid out, like-new Colonial-gently lived in and thoughtfully designed for comfort, light, and flow. This spacious four-bedroom, three full bath home with two story foyer features an open-concept layout filled with natural light, enhanced by elegant coffered ceilings, and a convenient gas fireplace that anchors the main living space. The bright, modern kitchen is a true centerpiece, offering sleek quartz countertops, a large center island, stainless steel appliances--perfect for living and entertaining. A first floor bedroom adjacent to a full bath provides flexibility for guests, or live in assistance. Upstairs, the private primary suite offers a private, light filled, peaceful retreat with an en-suite bath, and custom aid closet systems. Convenient second floor laundry room. Rooms wired for internet. Tilt sash windows for ease of cleaning. Leaf gutter system. Patio with gas grill outlet and a wall of colorful hydrangeas adorn this special property.
Getting Around
Schools
Construction
Condition
- Year built: 2018
Notable Dates
- Major remodel year: 2018
Type & Style
- Home type: SingleFamily
- Architectural style: Colonial
- Property subType: Single Family Residence,Residential
Interior
Appliances
- Appliances included: Dishwasher,Gas Oven,Microwave,Refrigerator,Stainless Steel Appliance(s),Gas Water Heater
- Laundry features: Laundry Room
Basement
- Level: Basement
Basement
- Has basement: Yes
- Basement: Full,Unfinished
Bathroom1
- Level: First
Bathroom3
- Level: Second
Bedroom3
- Level: Second
Bedroom4
- Level: Second
Bedrooms & Bathrooms
- Bedrooms: 4
- Bathrooms: 3
- Full bathrooms: 3
Features
- First Floor Bedroom,First Floor Full Bath,Chefs Kitchen,Eat-in Kitchen,Entrance Foyer,Formal Dining,High Speed Internet,In-Law Floorplan,Kitchen Island,Open Floorplan,Open Kitchen,Quartz/Quartzite Counters,Recessed Lighting,Tray Ceiling(s)
- Window features: ENERGY STAR Qualified Windows
- Flooring: Wood
- Number of fireplaces: 1
- Fireplace features: Gas
- Fireplace: Yes
- Attic: Pull Stairs
Heating & Cooling
- Heating features: Has Heating (Unspecified Type)
- Cooling features: Central Air
Interior Area
- Total structure area: 2,128
- Total interior livable area: 2,128 sqft
Kitchen
- Level: First
Living Room
- Level: First
Property
Accessibility
- Accessibility features: Accessible Entrance
Details
- Parcel number: 2401290890000060
- Special condition: None
Features
- Patio & porch: Patio,Porch
Lot
- Lot size: 5,000 sqft
- Features: Back Yard,Front Yard,Interior Lot,Landscaped
- Lot size dimensions: 50 x 100
Parking
- Total spaces: 1
- Parking features: Driveway
- Has garage: Yes
- Attached garage spaces: 1
- Covered spaces: 1
- Has uncovered spaces: Yes
Climate Risk is Financial Risk
Every home has a financial story beyond the listing price. Below, you’ll see the climate risks that could affect this property — and in Bills & Affordability, how those risks may influence repairs, insurance, utilities, and long-term value.
Biggest Threats for This Home
- Coastal Flooding
- Ice Storm
- Lightning
- Winter Weather
- Tsunami
How This Home’s Risks Compare
FEMA Declared Disasters in Nassau County and New York
Understanding the Costs
Financial advisors generally recommend spending no more than 30% of your gross household income on housing costs. In practice, many households stretch to 35% or beyond — especially in high-cost markets.
Estimated Costs Today
| Monthly | Annual | |
|---|---|---|
| Mortgage | $5,051 | $60,612 |
| Home Insurance * | $373 | $4,476 |
| Property Taxes | $1,431 | $17,172 |
| Electricity | $351 | $4,220 |
| Total | $7,206 | $86,472 |
Income You'd Need if You Spent...
New York FAIR Plan Programs
How Costs Could Change Over Time
Climate risk is quickly impacting all of the major home ownership costs. Adjust the growth rates and percentage of income spent on housing below to see how your housing costs could change over the next 10 years — and what income you'd need to keep up.
Comparing Against the Market
Price Per Sq Ft
vs Other Active Listings
Avg $/sqft
vs Homes Sold Last Month
Median $/sqft
Current Market Trends
Median Price Per Square Foot
The median price per square foot of homes sold in this area each month. Compare this to this listing's price per square foot to gauge whether the home is priced in line with recent sales.
Historicals for This Listing
Zestimate History ($/sqft)
Price History
| Date | Event | Price |
|---|---|---|
| 2026-05-07 | Price change | $1,075,000 |
| 2026-04-22 | Price change | $1,100,000 |
| 2026-04-10 | Listed for sale | $1,150,000 |
| 2019-10-18 | Sold | $630,000 |
