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Renovated Duplex with ADU
For Sale
$849,000

309 S 2nd Ave S, Highland Park, NJ 08904

Updated two-residence property with renovated kitchens, bathrooms, a full basement, and convenient access to local services and transit.

Property Size2,292 SF
Days on Market51

Property Features for 309 S 2nd Ave S

General Information

Standard status Active
Size 2,292 SF
Property subtype Investment

Taxes and HOA fees

Annual Taxes $13,234

Building Details

Building Size 2,292 SF
Year Built 1940
Stories 2
Listing Agency: Best Realty D.B.A. RE/MAX Best Realty
Listed By: BRUCE PARKER · License #9482948
Source: Elliman
Added: Sep 15 Changed: Oct 31 Last Checked: Nov 3 at 5:58AM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Best Realty D.B.A. RE/MAX Best Realty

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Investment Insights

Based on property information with market context.

This 1940-built duplex property includes a renovated 4-bedroom, 2-bath main residence and a separate Additional Dwelling Unit. The primary home features a new kitchen with a center island, stone countertops, updated cabinetry, and contemporary finishes. Both bathrooms have been renovated, including a double vanity in the main bathroom. Central HVAC and gas-fired hot-water radiators provide heating and cooling, while the full basement offers interior and exterior access. The property also includes a driveway, sidewalks, and yard space.

The ADU adds a second renovated living space with its own kitchen and bathroom. Positioned at 309 S 2nd Ave S in Highland Park, the property is blocks from shopping, banking, restaurants, the post office, and Donaldson Park. Rutgers University's College Avenue Campus, New Brunswick and Edison train stations, hospitals, and SHI Stadium are also within the surrounding area. Walk Score is 85, Bike Score is 77, and Transit Score is 49.

Key Highlights

  • Renovated 4‑bedroom, 2‑bath main residence
  • Separate Additional Dwelling Unit with its own kitchen and bathroom
  • Main kitchen includes a center island, stone countertops, and new cabinetry

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$38,359
Cap Rate
4.52%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$767,180 $767.2K
Cap Rate 7%
$547,986 $548.0K
Cap Rate 9%
$426,211 $426.2K
Market Conditions
NOI Build-Up for 2,292 SF
Gross rent
$58.6K $25.56/SF
− Vacancy
−$3.8K −$1.65/SF
EGI
$54.8K $23.91/SF
− OpEx
−$16.4K −$7.17/SF
NOI
$38.4K $16.74/SF
Area
Middlesex County, NJ
Vacancy
6.46%
Lease Rate
$25.56 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$767,180
Cap Rate 7%
$547,986
Cap Rate 9%
$426,211

Alternative Uses

Best Use
Multifamily LT 5
$548.0K
$479.5K – $639.3K (±1% cap)
NOI $38,359 @ 7.0% cap · market cap 4.52%
Second Best
Apartment 5plus
$503.5K
$440.6K – $587.4K (±1% cap)
NOI $35,246 @ 7.0% cap · market cap 4.15%
Theoretical Best
Office A
$598.5K
$523.7K – $698.2K (±1% cap)
NOI $41,894 @ 7.0% cap · market cap 4.93%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

Who owns this building? See the owner, sales and loan history
Open Analytics

Location Intelligence

Trade Area within ½ mile

1,174
Businesses Nearby

Demographics for 08904, NJ

15,072
Population
6,858
Households
2.2
Avg Household Size
36
Median Age
70%
College-Educated
94%
High-School Grad
1.8 sq mi
ZIP Area
8,373
Density / Sq Mi
$101,991
Median Household Income
$58,786
Median Earnings
$1,881
Median Rent
$463,600
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Multifamily in Northeast region

4% 2022
4.6% 2023
5.3% 2024
5.6% 2025

Frequently Asked Questions

What type of property is this?
Duplex - Updated two-residence property with renovated kitchens, bathrooms, a full basement, and convenient access to local services and transit.
Where is this duplex located?
The property is located at 309 S 2nd Ave S Highland Park, NJ.
What is the asking price?
The asking price for this property is $849,000.
What are key features of this property?
This property features: Renovated 4‑bedroom, 2‑bath main residence; Separate Additional Dwelling Unit with its own kitchen and bathroom; Main kitchen includes a center island, stone countertops, and new cabinetry
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