Duplex with Oversized
For Sale
$625,000
Pending
393 Prospect Street, South Amboy, NJ 08879
Multi-Family, South Amboy City, NJ
Property Size2,091 SF
Lot Size0.18 Acres
Days on Market54
Property Features for 393 Prospect Street
General Information
Property type
Residential Multi Family
Property subtype
Duplex
Bedrooms
5
Bathrooms
2
Full bathrooms
2
Rooms
Bedroom 3, Bathroom 1, Bathroom 2, Bedroom 4, Basement, Bedroom 1, Bedroom 5, Bedroom 2
Parking
6
Parking features
Garage, Oversize
Interior features
Attic - Walk Up, Balcony
Basement
Partial
Lot features
Fenced Area, Level, Treed Lots
Elementary school
South Amboy
Middle school
South Amboy
High school
South Amboy High School
Directions
CR-615 Bordentown, turn on Division St. left on Hillcrest, left on Prospect. Prospect St. is one way.
Standard status
Pending
APN
20-00005-0000-00005
Size
2,091 SF
Lot size
0.18 Acres
Taxes and HOA fees
Tax Year
2025
Tax Annual Amount
9490
Utilities
Sewer type
Public Sewer
Water source
Public
Amenities
covered front porch
fenced yard
extra-wide side yard
balcony
storage room
Building Details
Year built
1910
Floors in Building
2
Number of units
2
Roof type
Shingle
Listing Agency:
NextHome Realty Premier Properties
(732) 252-6800
Listed By:
Cynthia Guariglia
(732) 536-9010
Added: Aug 21
Changed: Oct 8
Last Checked: Oct 13 at 6:06AM
MLS# 22626212
Copyright © 2026 More MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
Investment Insights
Based on property information with market context.
Built in 1910, this legal two-family property contains 2,091 square feet on a 0.18-acre parcel. The first-floor apartment has three bedrooms and one full bathroom; the second-floor apartment includes one bedroom, one full bathroom, and a kitchen balcony. A walk-up attic provides a carpeted storage room, while the basement adds further property space.
Exterior features include a covered front porch, fenced yard, extra-wide side yard, and driveway parking for six vehicles. The detached garage measures 21 feet by 42 feet. Recent work includes a 2025 furnace, 2025 first-floor bathroom updates, an approximately 2025 garage roof, vinyl windows, and a new driveway, curbs, and sidewalk scheduled for 2026. Public water and public sewer serve the property at 393 Prospect Street in South Amboy City, near downtown, NJ TRANSIT rail service to New York, NYC ferry service, major roadways, and the Raritan Bay waterfront.
Exterior features include a covered front porch, fenced yard, extra-wide side yard, and driveway parking for six vehicles. The detached garage measures 21 feet by 42 feet. Recent work includes a 2025 furnace, 2025 first-floor bathroom updates, an approximately 2025 garage roof, vinyl windows, and a new driveway, curbs, and sidewalk scheduled for 2026. Public water and public sewer serve the property at 393 Prospect Street in South Amboy City, near downtown, NJ TRANSIT rail service to New York, NYC ferry service, major roadways, and the Raritan Bay waterfront.
Key Highlights
- Legal two‑family layout with a 3‑bedroom first‑floor apartment and 1‑bedroom second‑floor apartment
- 2,091 square feet on a 0.18‑acre parcel
- Detached garage measuring 21' x 42'
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$34,995
Cap Rate
5.60%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$699,900
$699.9K
Cap Rate 7%
$499,929
$499.9K
Cap Rate 9%
$388,833
$388.8K
Market Conditions
NOI Build-Up for 2,091 SF
Gross rent
$53.4K $25.56/SF
− Vacancy
−$3.5K −$1.65/SF
EGI
$50.0K $23.91/SF
− OpEx
−$15.0K −$7.17/SF
NOI
$35.0K $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%
$699,900
Cap Rate 7%
$499,929
Cap Rate 9%
$388,833
Alternative Uses
Best Use
Multifamily LT 5
$499.9K
$437.4K – $583.3K
NOI $34,995 @ 7.0% cap · market cap 5.60%
Second Best
Apartment 5plus
$459.4K
$401.9K – $535.9K
NOI $32,155 @ 7.0% cap · market cap 5.14%
Theoretical Best
Office A
$546.0K
$477.8K – $637.0K
NOI $38,220 @ 7.0% cap · market cap 6.12%
Zoning and permitted uses should be independently verified with authorities.
How Realmo checks its estimates
Property Analytics
Unlock full access to Insights
Subscribe to Realmo Intelligence
Open Analytics
Current Use
Lease Details
2
Residential units
Location Intelligence
Trade Area within ½ mile
588
Businesses Nearby
Explore this area
Business Placement
Demographics for 08879, NJ
22,965
Population
9,737
Households
2.4
Avg Household Size
42
Median Age
32%
College-Educated
89%
High-School Grad
7.1 sq mi
ZIP Area
3,235
Density / Sq Mi
$98,000
Median Household Income
$57,998
Median Earnings
$1,633
Median Rent
$377,700
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
Questions? Ask Rey
Realmo’s AI knows this listing — price, zoning, demand, history. Ask anything.
Frequently Asked Questions
What type of property is this?
Duplex - Legal two-family property with separate apartments, outdoor areas, driveway parking, and access to regional rail and ferry service.
Where is this duplex located?
The property is located at 393 Prospect Street South Amboy, NJ.
What is the asking price?
The asking price for this property is $625,000.
What are key features of this property?
This property features: Legal two‑family layout with a 3‑bedroom first‑floor apartment and 1‑bedroom second‑floor apartment; 2,091 square feet on a 0.18‑acre parcel; Detached garage measuring 21' x 42'
