Real Estate Investing in Monroe Township, New Jersey (08831)

Everything the listing leaves out — vacancy, rent trend, cap rate, landlord climate. All free.

Middlesex County • Population: 54,608 • Data updated: September 2026

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Should you buy in 08831 (Monroe Township, NJ)? Our answer, based on the numbers below.

🏠 For Homebuyers
MIXED
Grade C (68/100)

Mixed — home prices are stretched relative to local incomes. Run the math on your specific situation.

📈 For Investors
MIXED
3.0 / 5 (47/100)

A middle-of-the-road market. Workable, but the best opportunities may be nearby ZIPs rather than this one.

⚠️ Risks to Know
2 flags
  • 1-year downturn: Values declined 3.7% in the last year.
  • Tenant-protective state: Landlord rating 1.0/5 — slower evictions, more regulations.

What’s happening in Monroe Township, NJ (08831)?

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3.0/ 5

Investability

Overall investment appeal

3.0/ 5

Appreciation

Long-term value growth

3.0/ 5

Cashflow ROI

Rental yield potential

Avg Home Value $613,343
Avg Monthly Rent $2,601
1% Rule ✗ Does Not Meet
Median Income $108,626
% Renters 10.4%

Market Analysis: 08831 Monroe Township

ZIP 08831 inside Middlesex County looks affordable on the surface — median value of $613K — but the discount exists for reasons that a careful buyer should understand before committing.

Rent of $2,601/mo on a $613K basis reads well until vacancy, delinquency, and capex enter the model. The honest cap rate in 08831 sits below the stated 0.0% once reality is priced in.

The gap between 08831 and stronger Monroe Township ZIPs is not closing quickly. Investors should weight long-horizon assumptions accordingly.

The 08831 ZIP's population of 54,608 has faced economic pressure over the last decade. That pressure shows up in rent delinquency patterns that clocks in at the need for careful underwriting.

Strategically, 08831 can be a high-return sleeve of a diversified portfolio — but it should not be the whole portfolio, and it should not be someone's first deal.

Explore the Data — Click a Tab Below
🏦 Current 30-yr Fixed Mortgage Rate: 6.76% as of Sep 10 Source: Freddie Mac PMMS

Here's what matters if you're considering buying a home in Monroe Township:

C+ Average
Buy Confidence Score: 69/100
Affordability
10/25
Appreciation
22/25
Stability
14/20
Timing
8/15
Rental backup
15/15
Affordability
Expensive
Homes cost 5.6× the median income
Value Trend
Declining (-3.7%)
How home values changed in the past year
Rental Backup
Strong
Could rent for $2,601/mo if you need to move
Market Conditions
BALANCED
Even conditions for buyers and sellers
Bottom Line: Mixed signals in this market. Research specific properties carefully and be prepared to negotiate.
🏠

Property Strategy for 08831

Which property type performs best in this market?

Best for Cash Flow
1BR
5.2% cap rate
Best for Appreciation
1BR
+12.3% 5yr CAGR
Best Overall Value
2BR
$200,874/bedroom
📊 Compare All Property Types →
Type Median Value Est. Rent Cap Rate 5yr CAGR $/Bedroom
1BR $266,351 $1,930 5.2% +12.3% $266,351
2BR $401,749 $2,430 4.4% +8.8% $200,874
3BR $645,513 $2,910 3.2% +9.6% $215,171
4BR $905,900 $3,220 2.6% +9.1% $226,475
5BR $1,114,245 +9.2% $222,849

Market Trends

Home Value History (with trend line)

$665K$587K$509K$431K$352K$274KJul 2006Jul 2016Jul 2026

Rent History (with trend line)

$3,164$3,042$2,920$2,797$2,675$2,553Oct 2025Mar 2026Jul 2026

📊 How Does 08831 Compare?

Metric 08831 Monroe Township New Jersey
Home Value $613,343 $613,343 $559,826
5-Year CAGR 5.1% 5.1% 8.4%
Avg Rent $2,601 $2,601 -
Cap Rate 3.3% 3.3% -
💡 Why Invest in 08831? Click to expand

With a 3/5 investability rating, this ZIP shows solid fundamentals for buy-and-hold investors.

📊 See where this ZIP ranks in our Best-of lists →
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Landlord Ground Truth

Real numbers from people who own or manage rentals in ZIP 08831 (Monroe Township, NJ). Anonymous, moderated, never written by AI.

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Investability
Good
Cap Rate
3.3%
Low
5yr Growth
+5.1%
Moderate

📊 Market Snapshot

Home Value $613,343
Monthly Rent $2,601
Price-to-Rent 19.7:1
1% Rule ✗ Fails

💰 Return Metrics

Gross Yield 5.1%
Cap Rate 3.3%
5-Year IRR 8.4%

📈 Home Appreciation

1-Year -3.7% ▼
3-Year CAGR +2.8% ▲
5-Year CAGR +5.1% ▲
10-Year CAGR +4.9% ▲

🏠 Rent Trends

1-Year N/A
3-Year CAGR N/A
5-Year CAGR N/A
Negative Leverage — IRR / Tax Play Cap Rate: 3.3%  |  30yr Rate: 6.8%
Leverage reduces cash returns at current rates.

The current 30-yr mortgage rate (6.8%) exceeds the estimated cap rate (3.3%). Financing reduces your cash-on-cash return below the cap rate. Markets like this may still make sense as IRR plays — factoring in appreciation, depreciation, and a future refinance when rates drop.

Run an IRR Analysis →

⚠️ Risk Signals

Composite view of factors that can impact a ZIP's stability and your downside risk.

Vacancy
5.0%
Low risk
Landlord Climate
1.0/5
Protective
Value Trend (5yr)
+5.1%
Stable
Eviction process: Slow Rent control: Unfavorable

Demographics in 08831

Population: 54,608

💰 Median Household Income
$108,626
This area
$108,626
State
$113,906
USA
$74,580
🏠 Renter Occupied
10.4%
This area
10.4%
State
28.4%
USA
34.0%
💼 Unemployment Rate
3.2%
This area
3.2%
State
-9.5%
USA
3.7%
🎓 College Educated
49.8%
This area
49.8%
State
25.9%
USA
33.7%
👤 Median Age
53.7 years
This area
53.7 years
State
22.0 years
USA
38.9 years
🏚️ Vacancy Rate
5.0%
This area
5.0%
State
9.2%
USA
10.5%
👥 Population by Ethnicity
White 70.7%
Asian 21.7%
Other/Mixed 5.2%
Hispanic/Latino 3.0%
Black/African American 2.4%
👶 Under 18
18.6%
This area
18.6%
USA
22.0%
👴 65 and Over
34.7%
This area
34.7%
USA
17.3%
📊 Poverty Rate
2.6%
This area
2.6%
USA
11.5%

Crime & Safety

🚧

Crime & Safety Data Coming Soon

We're integrating comprehensive crime statistics including violent crime rates, property crime, and safety scores to help you make informed investment decisions.

Expected: Q1 2025

🎓 Schools in 08831

A Avg School Grade
12 Schools
11.9:1 Avg Class Size
$25,246 Avg Per Pupil

Schools in This ZIP Code

A+ Excellent

Barclay Brook School

📚 Pre-K – 02 Elementary
👥
366 Students
👨‍🏫
11.9:1 Class Size
💰
$23,889 Per Student
A+ Excellent

Brookside Elementary School

📚 03 – 05 Elementary
👥
406 Students
👨‍🏫
11.5:1 Class Size
💰
$23,889 Per Student
A+ Excellent

John F. Kennedy Elementary School

📚 Pre-K – 05 Elementary
👥
467 Students
👨‍🏫
10.7:1 Class Size
💰
$30,673 Per Student
A+ Excellent

Mill Lake

📚 Pre-K – 03 Elementary
👥
479 Students
👨‍🏫
10.5:1 Class Size
💰
$23,889 Per Student
A+ Excellent

Grace M. Breckwedel Middle School

📚 06 – 08 Middle
👥
229 Students
👨‍🏫
11.9:1 Class Size
💰
$30,673 Per Student
A+ Excellent

Woodland School

📚 04 – 05 Elementary
👥
252 Students
👨‍🏫
9.6:1 Class Size
💰
$23,889 Per Student
A+ Excellent

Applegarth Elementary School

📚 04 – 05 Elementary
👥
442 Students
👨‍🏫
13.7:1 Class Size
💰
$23,889 Per Student
A+ Excellent

Oak Tree Elementary School

📚 Pre-K – 03 Elementary
👥
588 Students
👨‍🏫
13.0:1 Class Size
💰
$23,889 Per Student
A Very Good

Monroe Township Middle School

📚 06 – 08 Middle
👥
1,704 Students
👨‍🏫
12.0:1 Class Size
💰
$23,889 Per Student
B+ Above Average

Monroe Township High School

📚 09 – 12 High School
👥
2,620 Students
👨‍🏫
14.1:1 Class Size
💰
$23,889 Per Student
C+ Average

Academy Learning Center

📚 Pre-K – 12 K-12
👥
123 Students
👨‍🏫
12.3:1 Class Size
C Below Average

NEW JERSEY TRAINING SCHOOL

📚 08 – 12 High School Limited Data
About Repit School Scores

Traditional school ratings rely heavily on standardized test scores, which often reflect family income more than school quality. Repit takes a different approach.

We evaluate schools based on factors that research shows actually impact educational outcomes:

  • Class Size — Smaller classes mean more individual attention
  • School Funding — Resources available for programs, staff, and facilities
  • Community Factors — Neighborhood characteristics that influence student success
  • School Environment — Size, type, and structure

Scores are updated annually using federal education data.

🎓 Nearby Colleges & Universities

8 Nearby 2,480 Off-Campus Students
C
American Institute of Alternative Medicine
32 students · 7.6 mi
D
Chamberlain University-New Jersey
1,316 students · 9.5 mi
C
MCVSD
63 students · 10.5 mi
B+
Rutgers University-New Brunswick
50,617 students · 11.8 mi
D
New Brunswick Theological Seminary
131 students · 11.9 mi
C
Rabbi Jacob Joseph School
96 students · 12.0 mi
A
Princeton University
8,922 students · 12.1 mi
C+
Talmudical Academy-New Jersey
78 students · 12.2 mi

Investor Insight: With 2,480 students living off-campus nearby, this area has strong rental demand from the college population.

Frequently Asked Questions

Are homes affordable in Monroe Township, NJ?

Homes in Monroe Township, NJ typically sell near $613K. Prices have moved at a 0.0% 5-year CAGR, which consistent long-term demand.

How deep is the rental pool in Monroe Township, NJ?

Tenant quality in Monroe Township, NJ ranks as solid. Landlords generally report steady occupancy at market rents of $2,601/mo.

Is Monroe Township, NJ a smart market for rental property?

Investors tracking Monroe Township, NJ will find a 3.0/5 rating supported by $613K median home values and $2,601/mo rents. That profile suits long-term holders targeting measured returns.

What investment strategy works best in Monroe Township, NJ?

The best-fit strategy in Monroe Township, NJ is careful cash-flow rentals with hands-on management. That approach the rent and price profile of the market.

What is it like being a landlord in Monroe Township, NJ?

Rental owners in Monroe Township, NJ deal with a tenant-protective legal framework. Most standard eviction processes run on reasonable timelines.

You know 08831 now. You don’t know where it ranks.

This page stays free — all of it. What one page can’t tell you is how 08831 compares to every other market. Investor ($19/mo) screens every U.S. ZIP by cap rate, the 1% rule, vacancy and landlord climate, and exports your shortlist.

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How 08831 ranks in New York-Newark-Jersey City, NY-NJ-PA

Every ZIP in this metro, ranked. Free.

Cash Flow → Appreciation → Affordable →
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