301 Old Mill Road Saint James, NY $ 2,699,000
301 Old Mill Road
$ 2,699,000
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301 Old Mill Road

Saint James, NY, 11780
$ 2,699,000
Bedrooms6 Baths4.0

Monthly Estimate*

$ 17,042

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Single Family Home for sale in Saint James, NY

for $2,699,000 with 6 bedrooms and 4 full baths. This home was built in 2026 on a lot size of 1.17.

Welcome to 301 Old Mill Road, a masterfully crafted custom-built new construction nestled on a private lot backing directly to protected preserve land, offering exceptional privacy in the heart of Saint James. Designed with extraordinary attention to detail, this exceptional 6-bedroom, 5-bath residence blends timeless architecture with refined modern luxury, showcasing soaring ceilings, elegant living spaces, thoughtfully curated finishes, distinctive copper roof accents, and impeccable craftsmanship throughout. Additional highlights include a gourmet chef’s kitchen and an expansive lower level with 9-foot ceilings and egress, offering endless possibilities. Every detail reflects quality, comfort, and thoughtful design, creating a truly one-of-a-kind home that must be experienced in person.

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Single Family Active

Price

$ 2,699,000

Bedrooms

6

Full Bath

4

Property Type

Single Family

Taxes

$ 33,000

Style

Colonial

Lot Size

1.17

Year Built

2026

Town/City

Saint James

County/Region

Suffolk

MLS | Web ID

1019623

Features
Interior
Interior Amenities Eat-in Kitchen Formal Dining Pantry Quartz/Quartzite Counters Tray Ceiling(s) Walk-In Closet(s)
Basement Full Unfinished
Fireplace Features Electric
Basement Features Full Unfinished
Basement (Y/N) Y
Fireplace Y/N Y
Half Baths 0
Total Bedrooms 6
Total Baths 4
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General
Sewer Cesspool
Heating Forced Air
Cooling Central Air
Utilities See Remarks
Appliances Dishwasher Dryer Range Refrigerator Washer
Garage Spaces 3
Architectural Style Colonial
Construction Materials Foam Insulation HardiPlank Type Stone
Year Built 2026
Property Subtype Single Family Residence
Tax Year 2026
County Suffolk County
Property Type Residential
HOA N
Garage Y/N Y
Total Rooms 10
Full Baths 4
High School Smithtown High School-East
City Smithtown
Senior Community Y/N N
High School District Smithtown
Carport Y/N N
Elementary School St James Elementary School
Property Attached Y/N N
Tax Annual Amount 33000
Middle/Junior High School Nesaquake Middle School
Building Area Units Square Feet
Standard Status Active
Middle/Junior School District Smithtown
Elementary School District Smithtown
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Exterior
Parking Features Private Private
Water Source Public
Waterfront Y/N N
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Internal Only
Street Number 1 301
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* Excluded Features
List By
Gregory J. Masaitis

Listing Agent

Keller Williams Realty Elite

Broker

516-795-6900

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Affordability Calculator

$19,792
Per Month
86%
14%
0%
Monthly Principal & Interest
$17,042
Monthly Property Taxes
$2,750
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
4099856 Elementary School
4100210 Middle School
Smithtown High School-East High School
Pricing History
DatePricePrice ChangeDescription
6/29/2026$2,699,000 Listed Price

Map


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301 Old Mill Road, Saint James, NY, 11780 is a Single Family Home for sale at $2,699,000 with a lot size of 1.17. 301 Old Mill Road has 6 bedrooms, 4.0 baths, and was built in 2026. The property's zip code is 11780 which is in Saint James, NY