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$899,000 -$50,900 (-5.36%) Price Reduced

  • For Sale
  • Active
  • Single Family
  • 5 Beds
  • 4 Full Baths
  • 43,560 Sq. Ft.
  • Updated 43 minutes ago
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To be built Custom Colonial Mansion. 4700 SQ Ft, 1 Acre. Nestled on a lush private one acre lot in the prestigious Colonia estates section. This is a rare opportunity to build the home that you have always envisioned. Rising on this serene wooded setting will be a stunning 4,700 square foot Custom Colonial Mansion, featuring soaring entry foyers, a chef's kitchen, a grand primary suite, five-plus bedrooms, and elegant entertaining spaces throughout. Every detail crafted for luxury, comfort, and lasting elegance. Minutes from the Garden state Parkway and NJ Transit, yet tucked away in a private tree lined sanctuary. Served by Woodbridge TWP schools with easy access to shopping, dining, and NYC. This is more than a home. It is a LEGACY!!

Full Property Details for 399 Middlesex Ave #399

General

  • Price: $899,000
  • Taxes: $15,794 (2025)
  • Status: Active
  • Type: Single Family
  • Source: Middlesex
  • MLS ID: 2618277R
  • Updated: 8/19/2026
  • Added to Site: 54 day(s) ago

Interior

  • Interior Features: None
  • Appliances: See Remarks
  • Flooring: See Remarks

Rooms

Bathrooms

  • Total Bathrooms: 5
  • Full Bathrooms: 4
  • Half Bathrooms: 1

Bedrooms

  • Total Bedrooms: 5

Other Rooms

  • Living Room: 43,560 Sq. Ft.

Parking

  • Parking Features: See Remarks
  • Parking: See Remarks

Location

  • County: Middlesex

Heating & Cooling

  • Cooling Type: See Remarks
  • Heating Type: See Remarks

Utilities

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

Structural Information

  • Architectural Style: Remarks
  • Basement Desc.: Finished, None
  • Roof: Asphalt
  • Stories/Levels: 2
  • Square Feet: 43,560

Lot Features

  • Lot Size (Acres): 1
  • Lot Size (Sq. Ft.): 43,560
  • Lot Dimensions: 0.00 x 0.00
  • Zoning: R-40

Financial Considerations

  • Tax Amount: $15,794
  • Tax Year: 2025

Disclosures and Reports

  • Property ID: 2500477030002801

Listed by J.J. Elek Realty Co.

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Listing agents

— 399 Middlesex Ave #399 —

  • J.J. Elek Realty Co.

  • J.J. Elek Realty Co.

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 399 Middlesex Ave #399

School District:Woodbridge Township School District
NameGradesDistance
Oak Tree Road Elementary School
Wilus Way, Woodbridge Township, NJ 08830
K-50.7 mi
Iselin Middle School
900 Woodruff Street, Woodbridge Township, NJ 08830
6-81 mi
John F Kennedy Memorial High School
200 Washington Avenue, Woodbridge Township, NJ 08830
9-121 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 399 Middlesex Ave #399 Get Price Alerts and Save Property

Date
Details
Price
Change
Source
8/19/2026
Price Reduced
$899,000
-5.36%
MLS
7/27/2026
Price Reduced
$949,900
-4.04%
MLS
6/26/2026
Listed
$989,900
45.57%
MLS
12/20/2023
Sold
$680,000
—
Public Record
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 399 Middlesex Ave #399

Year
Property Taxes
Change
Tax Assessment
Change
2025
$15,794
3%
$126,500
—
2024
$15,279
5%
$126,500
—
2022
$14,585
1%
$126,500
—
2021
$14,448
8%
$126,500
—
2018
$13,398
-2%
$126,500
—
2019
$13,665
4%
$126,500
—
2017
$13,157
1%
$126,500
—
2016
$13,048
1%
$126,500
—
2015
$12,884
4%
$126,500
—
2013
$12,363
—
$126,500
—
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 399 Middlesex Ave #399

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

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Listed by J.J. Elek Realty Co.

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399 Middlesex Avenue #399, Colonia, NJ 07067 (MLS# 2618277R) is a Single Family property with 5 bedrooms and 4 full bathrooms. 399 Middlesex Avenue #399 is currently listed for $899,000 and was received on June 26, 2026. Want to learn more about 399 Middlesex Avenue #399? Do you have questions about finding other Single Family real estate for sale in Colonia? You can browse all Colonia real estate or contact a Coldwell Banker agent to request more information.

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