Real Estate Investing in Allentown, Pennsylvania (18109)

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

Lehigh County • Population: 18,117 • Data updated: September 2026

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Should you buy in 18109 (Allentown, PA)? Our answer, based on the numbers below.

🏠 For Homebuyers
GOOD FIT
Grade B (72/100)

Solid choice — values are growing steadily and the market is stable enough to buy with confidence.

📈 For Investors
MIXED
3.0 / 5 (52/100)

Rare combination of both appreciation and cash flow. These markets don't last long — worth serious consideration.

⚠️ Risks to Know
CLEAN

No major risk flags on the data we track.

What’s happening in Allentown, PA (18109)?

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3.0/ 5

Investability

Overall investment appeal

4.0/ 5

Appreciation

Long-term value growth

4.0/ 5

Cashflow ROI

Rental yield potential

Avg Home Value $272,828
Avg Monthly Rent $1,613
1% Rule ✗ Does Not Meet
Median Income $53,540
% Renters 49.8%

Market Analysis: 18109 Allentown

Not every below-median market is a bargain. Allentown's 18109 ZIP reports signals that favor experienced operators who can absorb the risk $273K pricing implies.

If the plan assumes clean turnover, on-time rent, and low maintenance on a $273K asset, 18109 is the wrong submarket. If the plan prices in friction, the yield can still work.

ZIP 18109's metrics run below Lehigh County's averages on price growth and tenant stability. Investors who ignore that regional gap tend to relearn it the hard way.

The demographic picture in 18109 includes headwinds that any investor should price in. Income distribution skews lower than Allentown averages, and tenant stability requires active management.

New investors are better served looking at Allentown's stable or hybrid ZIPs before stepping into 18109. The learning curve here is expensive when the lesson is wrong.

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 Allentown:

C+ Average
Buy Confidence Score: 69/100
Affordability
10/25
Appreciation
25/25
Stability
11/20
Timing
8/15
Rental backup
15/15
Affordability
Expensive
Homes cost 5.1× the median income
Value Trend
Rising (+5.9%)
How home values changed in the past year
Rental Backup
Strong
Could rent for $1,613/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 18109

Which property type performs best in this market?

Best for Cash Flow
3BR
5.5% cap rate
Best for Appreciation
3BR
+10.9% 5yr CAGR
Best Overall Value
5BR
$51,685/bedroom
📊 Compare All Property Types →
Type Median Value Est. Rent Cap Rate 5yr CAGR $/Bedroom
2BR $229,431 $1,600 5.0% +10.5% $114,715
3BR $265,722 $2,040 5.5% +10.9% $88,574
4BR $301,962 $2,150 5.1% +10.1% $75,490
5BR $258,426 +10.3% $51,685

Market Trends

Home Value History (with trend line)

$288K$248K$208K$168K$128K$88KJul 2006Jul 2016Jul 2026

Rent History (with trend line)

$1,730$1,681$1,632$1,583$1,534$1,485Jan 2024May 2025Jul 2026

📊 How Does 18109 Compare?

Metric 18109 Allentown Pennsylvania
Home Value $272,828 $269,481 $278,018
5-Year CAGR 8.2% 7.7% 6.3%
Avg Rent $1,613 $1,860 -
Cap Rate 4.6% 4.8% -
💡 Why Invest in 18109? Click to expand

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

A healthy rental market with 50% renter-occupied households ensures tenant availability.

📊 See where this ZIP ranks in our Best-of lists →
A great house in the wrong ZIP is still a bad deal — screen every market by cash flow & cap rate.
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Landlord Ground Truth

Real numbers from people who own or manage rentals in ZIP 18109 (Allentown, PA). Anonymous, moderated, never written by AI.

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Investability
Good
Cap Rate
4.6%
Fair
5yr Growth
+8.2%
Strong

📊 Market Snapshot

Home Value $272,828
Monthly Rent $1,613
Price-to-Rent 14.1:1
1% Rule ✗ Fails

💰 Return Metrics

Gross Yield 7.1%
Cap Rate 4.6%
5-Year IRR 12.8%

📈 Home Appreciation

1-Year +5.9% ▲
3-Year CAGR +6.3% ▲
5-Year CAGR +8.2% ▲
10-Year CAGR +9.3% ▲

🏠 Rent Trends

1-Year -4.5% ▼
3-Year CAGR N/A
5-Year CAGR N/A
Negative Leverage — IRR / Tax Play Cap Rate: 4.6%  |  30yr Rate: 6.8%
Leverage reduces cash returns at current rates.

The current 30-yr mortgage rate (6.8%) exceeds the estimated cap rate (4.6%). 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
6.2%
Low risk
Landlord Climate
4.0/5
Friendly
Value Trend (5yr)
+8.2%
Growing
Eviction process: Moderate Rent control: Favorable

Demographics in 18109

Population: 18,117

💰 Median Household Income
$53,540
This area
$53,540
State
$73,647
USA
$74,580
🏠 Renter Occupied
49.8%
This area
49.8%
State
23.0%
USA
34.0%
💼 Unemployment Rate
6.7%
This area
6.7%
State
-7.4%
USA
3.7%
🎓 College Educated
15.8%
This area
15.8%
State
12.3%
USA
33.7%
👤 Median Age
35.1 years
This area
35.1 years
State
25.7 years
USA
38.9 years
🏚️ Vacancy Rate
6.2%
This area
6.2%
State
14.6%
USA
10.5%
👥 Population by Ethnicity
White 57.1%
Other/Mixed 29.4%
Hispanic/Latino 26.1%
Black/African American 11.6%
Asian 1.9%
👶 Under 18
21.8%
This area
21.8%
USA
22.0%
👴 65 and Over
14.7%
This area
14.7%
USA
17.3%
📊 Poverty Rate
18.0%
This area
18.0%
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 18109

A Avg School Grade
5 Schools
14.6:1 Avg Class Size
$27,444 Avg Per Pupil

Schools in This ZIP Code

A+ Excellent

Mosser El Sch

📚 Pre-K – 05 Elementary
👥
568 Students
👨‍🏫
14.1:1 Class Size
💰
$22,177 Per Student
A+ Excellent

Ritter El Sch

📚 K – 05 Elementary
👥
426 Students
👨‍🏫
13.9:1 Class Size
💰
$22,177 Per Student
A Very Good

Executive Education Academy CS

📚 K – 12 K-12 Charter
👥
1,431 Students
👨‍🏫
14.3:1 Class Size
💰
$55,563 Per Student
B+ Above Average

Louis E Dieruff HS

📚 09 – 12 High School
👥
1,857 Students
👨‍🏫
17.1:1 Class Size
💰
$22,177 Per Student
B+ Above Average

Lincoln Leadership Academy CS

📚 K – 12 K-12 Charter
👥
909 Students
👨‍🏫
13.8:1 Class Size
💰
$15,127 Per Student

Nearby Schools (5 more)

Schools in adjacent ZIP codes that may serve this area

A+ Excellent

Northeast MS

📚 06 – 08 Middle
📍 1170 Fernwood St, Bethlehem
👥
707 Students
👨‍🏫
11.5:1 Class Size
💰
$23,760 Per Student
A+ Excellent

Calypso El Sch

📚 Pre-K – 05 Elementary
📍 1021 Calypso Ave, Bethlehem
👥
206 Students
👨‍🏫
11.3:1 Class Size
💰
$23,760 Per Student
A+ Excellent

Thomas Jefferson El Sch

📚 K – 05 Elementary
📍 404 E North St, Bethlehem
👥
246 Students
👨‍🏫
11.7:1 Class Size
💰
$23,760 Per Student
A+ Excellent

William Penn El Sch

📚 K – 05 Elementary
📍 1002 Main St, Bethlehem
👥
239 Students
👨‍🏫
11.3:1 Class Size
💰
$23,760 Per Student
A+ Excellent

Catasauqua MS

📚 05 – 08 School
📍 850 Pine street, Catasauqua
👥
468 Students
👨‍🏫
14.2:1 Class Size
💰
$27,989 Per Student
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
C
Miller-Motte College-McCann-Allentown
277 students · 0.5 mi
C+
Welder Training and Testing Institute
51 students · 0.8 mi
D
Falcon Institute of Health and Science
186 students · 1.3 mi
C
Triangle Tech Inc-Bethlehem
94 students · 1.4 mi
C
The Beauty Institute
61 students · 2.2 mi
C
Empire Beauty School-Lehigh Valley
133 students · 2.4 mi
C+
Moravian University
2,658 students · 3.0 mi
C
St Lukes Hospital School of Nursing
340 students · 3.2 mi

Frequently Asked Questions

Is Allentown in PA worth investing in?

Investors tracking Allentown, PA will find a 3.0/5 rating supported by $273K median home values and $1,613/mo rents. That profile suits long-term holders targeting even-keeled returns.

How should investors approach Allentown, PA?

In Allentown, PA the substantial play is typically careful cash-flow rentals with hands-on management. The combination of $273K prices and $1,613/mo rents suits that approach.

What is the typical rental rate in Allentown, PA?

The typical rental in Allentown, PA commands about $1,613/mo monthly. That rent profile stable cash flow against the $273K purchase basis.

What price range are homes in Allentown, PA?

Median home price in Allentown, PA is near $273K, with a 5-year CAGR of 0.0%. Prices have been consistent and supportive of buy-and-hold strategies.

Is Allentown, PA suited for a house hack?

The a challenging house-hack environment in Allentown, PA reflects the rent-to-price spread. Expect meaningful PITI offset at market rents.

You know 18109 now. You don’t know where it ranks.

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How 18109 ranks in Allentown-Bethlehem-Easton, PA-NJ

Every ZIP in this metro, ranked. Free.

Cash Flow → Appreciation → Affordable →
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