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$2,299,000 -$200,000 (-8%) Price Reduced

  • For Sale
  • Active
  • Single Family
  • 6 Beds
  • 4 Full Baths
  • 6,050 Sq. Ft.
  • 3 Car Garage
  • Updated 1 day ago
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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, 4-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. Available color upgrade through builder.

Full Property Details for 301 Old Mill Rd

General

  • Price: $2,299,000
  • Taxes: $33,000
  • Status: Active
  • Type: Single Family
  • Source: Long_Island
  • MLS ID: 1019623
  • Updated: 10/11/2026
  • Added to Site: 106 day(s) ago

Interior

  • Number of Rooms: 10
  • Interior Features: Eat-in Kitchen, Formal Dining, Pantry, Quartz/Quartzite Counters, Tray Ceiling(s), Walk-In Closet(s)
  • Fireplace: Yes
  • Fireplace(s): Electric
  • Appliances: Dishwasher, Dryer, Range, Refrigerator, Washer
  • Laundry Facilities: Yes

Rooms

Bathrooms

  • Total Bathrooms: 4
  • Full Bathrooms: 4

Bedrooms

  • Total Bedrooms: 6

Other Rooms

  • Laundry: Laundry Room

Parking

  • Garage: Yes
  • Garage Spaces: 3
  • Parking Features: Private

Location

  • County: Suffolk County

School Information

  • High School District: Smithtown
  • Elementary School: St James Elementary School
  • Middle School: Nesaquake Middle School
  • High School: Smithtown High School-East

Heating & Cooling

  • Central air: Yes
  • Cooling Type: Central Air
  • Heating Type: Forced Air
  • Heating Zones: 2

Utilities

  • Sewer: Cesspool
  • Water: Public
  • Utility Description: See Remarks

Structural Information

  • Architectural Style: Colonial
  • Detached/Attached: Detached
  • Construction: Foam Insulation, HardiPlank Type, Stone
  • Basement: Yes
  • Basement Desc.: Full Basement, Unfinished
  • Building Size: 6050
  • Square Feet: 6,050
  • Sq. Ft. Source: Other
  • Year Built: 2026

Lot Features

  • Lot Size (Acres): 1.17
  • Lot Size (Sq. Ft.): 50,965

Financial Considerations

  • Tax Amount: $33,000

Disclosures and Reports

  • Special Conditions: None

Listed by Keller Williams Realty Elite

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Listing agent

— 301 Old Mill Rd —

  • Keller Williams Realty Elite

516-795-6900

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 301 Old Mill Rd

School District:Smithtown Central School District
NameGradesDistance
Saint James Elementary School
580 Lake Avenue, Saint James, NY 11780
K-51.4 mi
Nesaquake Middle School
479 Edgewood Avenue, Saint James, NY 11780
6-80.9 mi
Smithtown High School East
10 School Street, Saint James, NY 11780
9-121.4 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 301 Old Mill Rd Get Price Alerts and Save Property

Date
Details
Price
Change
Source
10/11/2026
Price Reduced
$2,299,000
-8%
MLS
7/31/2026
Price Reduced
$2,499,000
-7.41%
MLS
6/29/2026
Listed
$2,699,000
—
MLS
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 301 Old Mill Rd

Year
Property Taxes
Change
Tax Assessment
Change
2024
$2,995
100%
$1,200
—
2020
100%
$1,200
—
2022
-100%
$1,200
—
2016
$2,511
-13%
$1,200
—
2020
$2,871
3%
$1,200
—
2018
$2,794
3%
$1,200
—
2017
$2,700
1%
$1,200
—
2016
$2,666
—
$1,200
—
2015
$2,660
2%
$1,200
—
2015
$2,611
2%
$1,200
—
2014
$2,556
4%
$1,200
—
2013
$2,465
—
$1,200
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Estimate the Cost for 301 Old Mill Rd

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*These costs are estimates, and the interest rates assume exceptional credit standing.

Listed by Keller Williams Realty Elite

301 Old Mill Road, Saint James, NY 11780 (MLS# 1019623) is a Single Family property with 6 bedrooms and 4 full bathrooms. 301 Old Mill Road is currently listed for $2,299,000 and was received on June 29, 2026. Want to learn more about 301 Old Mill Road? Do you have questions about finding other Single Family real estate for sale in Saint James? You can browse all Saint James real estate or contact a Coldwell Banker agent to request more information.

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