CCertihomes
34 Armstrong Avenue, South River, NJ 08882

$699,900

6 beds 2 baths Built 192019 days on marketClosed

About this home

Welcome to 34 Armstrong Ave a rare opportunity to own a legal 2-family home on an oversized lot in South River. Unit 1 offers 4 bedrooms and 2 baths, featuring hardwood floors, a newer kitchen, and a completely rebuilt first floor, providing modern comfort and peace of mind. Unit 2 includes 3 bedrooms and 1 full bath, is currently tenant-occupied with a lease in place through December 2026, and offers immediate rental income. The property also boasts ample parking and storage space, plus the added convenience of an electric car charger. Enjoy outdoor living in the spacious backyard, perfect for entertaining or relaxing. A true standout with its generous lot size, a rare find in South River. Conveniently located near Route 18, with easy access to shopping, dining, and major roadways.

Affordability — calculate your monthly payment

Adjust your budget to see what's left after housing, utilities and transportation. Numbers below assume a 5% down, 30YrFixed at 7.19% APR.

Your estimated payment
$6,484/mo

Real estate (PITI + HOA + PMI)
$6,167
Principal + interest$4,509
Property tax + insurance$1,396
PMI / 2nd mortgage$262
Utilities
$696
Heating + cooling$186
Internet + TV + phone$158
Water + sewer + garbage$58
Transportation
$127
Car insurance + maintenance$127
Other (entertainment)
$158
$6,484/mo TLC
Budget$6,984/mo
Remaining after TLC$500/mo
Purchase price
$699,900
Down payment
$34,995 (5%)
Loan amount
$664,905
APR
7.19%

Quick facts

Type
2 Family
Style
Year built
1920
Lot size
0.2057 ac
Stories
2
Heating
Baseboard, Radiant
Cooling
A/C Window Unit(s)
Water
Public
HOA
Annual tax
$7,777
MLS #
2661994M
County
Middlesex

At a glance

Basement

Home features

Appliances
Water Heater(See Remarks)Water Heater
Interior
Unit 1(2+ Baths4 Bedrooms)Unit 2(1 Bath3 Bedrooms)
Sewer
Public Sewer
Ownership
Fee Simple

Lot features

Near Public Transit, Near Shopping

Neighborhood — 08882

MetricThis ZIPCountyUSA
Population13,0678,832,837299,088,112
Population Change Since199012.00%14.00%20.00%
Population Density4,5341,137
Male6,4994,307,827147,432,321
Female6,5684,525,010151,655,844
Never Married2,9481,965,81163,775,926
Married5,6283,647,435123,120,365
Separated407391,23912,639,686
Widowed687515,17215,467,586
Divorced792529,39323,075,029
Number Of House Hold4,7773,167,345111,826,380
Average House Hold Size2.732.732.60
Medial Age36.1537.1535.46
Median House Hold Income$57,692$63,392$48,276
Average House Hold Income$65,642$83,312$63,629
P C I$24,056$30,662$24,529
M D I$48,231$52,505$41,133
A T H E$52,683$61,369$50,898
S T R7.00%7.00%
W C J75.36%81.02%77.74%
(Zip) Code
8882

Data via Certihomes neighborhood index. Comparisons across this ZIP, county and the United States.

Map & walkability

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Recently sold nearby

Central Jersey Multiple Listing System, INC

Listing information last refreshed 5/22/2026. Provided courtesy of KELLER WILLIAMS WEST MONMOUTH via Central Jersey Multiple Listing System, INC. Information deemed reliable but not guaranteed.

34 Armstrong Avenue · South River — $699,900 · Certihomes