Date
Details
Price
Change
Source
7/24/2026
Listed
$1,159,500
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
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Property Description
RARE OPPORTUNITY! Custom New Modern Farmhouse Construction TO BE BUILT- North of Old Country Road On Quiet Dead End Street Located in the Miller Place Park Homeowners Association with Private Beach Rights Construction to begin fall of 2026 Open floor plan, two story foyer This brand-new 2,595 square foot Modern Farmhouse, thoughtfully designed with a classic curb appeal and a highly functional modern layout. Featuring 4 bedrooms, 2.5 bathrooms, a full 8' basement with outside entrance and an attached garage This home blends timeless architecture with today's current energy efficacies and lifestyle needs. The inviting covered front porch leads into a well-proportioned first floor offering an open yet defined layout. The spacious living room flows seamlessly into the eat-in kitchen, complete with a center island, pantry, and direct access to a rear yard, ideal for everyday living and entertaining. A convenient half bath and interior access to the garage complete the main level. Upstairs, the second floor features four generously sized bedrooms, including a primary bedroom with a 9'6" ceiling, walk in closet, and ensuite bath. Full hall bath conveniently located to service the 3 bedrooms. Miller Place School District
Full Property Details
Full Property Details for 20 Siefert Ave
General
- Price: $1,159,500
- HOA FEE: $35/month
- HOA FEE FREQ.: Annually
- Status: Active
- Type: Single Family
- Source: Long_Island
- MLS ID: 1029609
- Updated: 8/21/2026
- Added to Site: 35 day(s) ago
Interior
- Number of Rooms: 12
- Interior Features: Kitchen Island, Open Floorplan, Open Kitchen, Pantry, Quartz/Quartzite Counters, Recessed Lighting, Soaking Tub, Walk-In Closet(s)
- Fireplace: Yes
- Number of Fireplaces: 1
- Fireplace(s): Gas
- Appliances: Stainless Steel Appliance(s)
- Laundry Facilities: Yes
- Flooring: Hardwood
Rooms
Bathrooms
- Total Bathrooms: 3
- Full Bathrooms: 2
- Half Bathrooms: 1
Bedrooms
- Total Bedrooms: 4
Other Rooms
- Laundry: Gas Dryer Hookup, Laundry Room
Additional Information
- Amenities: Other
- Shared Amenities: Other
Parking
- Garage: Yes
- Garage Spaces: 2
- Total Spaces: 2
- Parking Features: Driveway, Garage
Location
- County: Suffolk County
- Subdivision: Siefert Gardens
- Cross Streets: Hallock Ct
- Driving Directions: Lower Rocky Point Road to Miller Court to Siefert Avenue. Lot is at end of the street Note# Number 20 does not show up yet on maps use house number 18
- Direction Faces: East
School Information
- High School District: Miller Place
- Elementary School: Andrew Muller Primary School
- Middle School: North Country Road School
- High School: Miller Place High School
Community
- Association: Yes
- Assoc. Fees Include: Other
Heating & Cooling
- Central air: Yes
- Cooling Type: Central Air
- Heating Type: Forced Air, Propane
- Heating Zones: 2
Utilities
- Sewer: Septic Tank
- Water: Public
- Utility Description: Cable Connected, Electricity Connected, Propane, Water Connected
Structural Information
- Architectural Style: Farmhouse
- Detached/Attached: Detached
- Construction: Frame, Vinyl Siding
- Basement: Yes
- Basement Desc.: See Remarks, Unfinished
- Unfinished Attic: Yes
- Windows: Insulated Windows
- Building Size: 3036
- Square Feet: 3,036
- Sq. Ft. Source: Plans
- Year Built: 2026
Lot Features
- Lot Size (Acres): 0.22
- Lot Size (Sq. Ft.): 9,500
- Lot Dimensions: 95 x 100
- Lot Features: Back Yard, Front Yard, Level, Near School, Part Wooded
Financial Considerations
- Association Fee: Yes
- Association Fee: $425
- Assoc Fee Freq.: Annually
Disclosures and Reports
- Special Conditions: None
- Property ID: 1313870
- Block: 1
- Lot Number: 23
Listed by Jolie Powell Realty Inc
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Listing agent
— 20 Siefert Ave —
Jolie Powell Realty Inc
631-473-0420
NMLS#: 1598647Get Pre-Approved Today
Schools
Schools serving 20 Siefert Ave
School District:Miller Place Union Free School District
| Name | Grades | Distance |
|---|---|---|
Sound Beach School 197 North Country Road, Miller Place, NY 11764 | 3-5 | 0.3 mi |
Andrew Muller Primary School 65 Lower Rocky Point Road, Miller Place, NY 11764 | K-2 | 0.4 mi |
North Country Road School 191 North Country Road, Miller Place, NY 11764 | 6-8 | 0.2 mi |
Miller Place High School 15 Memorial Drive, Miller Place, NY 11764 | 9-12 | 2.1 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 20 Siefert Ave
Estimate the Cost
Estimate the Cost for 20 Siefert Ave
20 Siefert Avenue, Miller Place, NY 11764 (MLS# 1029609) is a Single Family property with 4 bedrooms, 2 full bathrooms and 1 partial bathroom. 20 Siefert Avenue is currently listed for $1,159,500 and was received on July 24, 2026. Want to learn more about 20 Siefert Avenue? Do you have questions about finding other Single Family real estate for sale in Miller Place? You can browse all Miller Place real estate or contact a Coldwell Banker agent to request more information.