Real Estate Investing in Saint Charles, Missouri (63304)

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

Saint Charles County • Population: 43,389 • Data updated: September 2026

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Should you buy in 63304 (Saint Charles, MO)? Our answer, based on the numbers below.

🏠 For Homebuyers
GOOD FIT
Grade B (76/100)

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

📈 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
CLEAN

No major risk flags on the data we track.

What’s happening in Saint Charles, MO (63304)?

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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 $407,484
Avg Monthly Rent $1,799
1% Rule ✗ Does Not Meet
Median Income $111,114
% Renters 10.6%

Market Analysis: 63304 Saint Charles

The 63304 ZIP in Saint Charles, MO is a local-operator market. Outside capital chasing a $407K entry has to pair deep knowledge with the discount.

The 63304 ZIP can work — but only with a tight operating hand. Remote landlords and passive investors tend to struggle here more than the underwriting suggests.

Within MO, ZIP 63304 trails on several market indicators that neighboring Saint Charles County submarkets outperform. The gap is real and substantial enough to shape underwriting.

In practical terms, 43,389 residents fill the ZIP, renter turnover runs higher than neighboring postal codes and delinquency risk is a real line item rather than a theoretical one.

The 63304 ZIP fits a narrow investor profile — hands-on, patient, and willing to accept that the cap rate on paper is not the cap rate in reality.

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 Saint Charles:

B Good
Buy Confidence Score: 73/100
Affordability
15/25
Appreciation
22/25
Stability
13/20
Timing
8/15
Rental backup
15/15
Affordability
Moderate
Homes cost 3.7× the median income
Value Trend
Rising (+4.2%)
How home values changed in the past year
Rental Backup
Strong
Could rent for $1,799/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.
⚖️
BALANCED MARKET
St. Louis, MO-IL Metro Area
Even conditions for buyers and sellers
30 days
Average time to sell
Fast
11.0%
Listings with price cuts
Few Cuts
0.0%
Sale price vs asking
Below Ask
0.0%
Income needed for mortgage
Affordable
📅 Market conditions as of August 29, 2026 — updated weekly from St. Louis, MO-IL metro data
🏠

Property Strategy for 63304

Which property type performs best in this market?

Best for Cash Flow
1BR
5.4% cap rate
Best for Appreciation
3BR
+7.1% 5yr CAGR
Best Overall Value
2BR
$116,526/bedroom
📊 Compare All Property Types →
Type Median Value Est. Rent Cap Rate 5yr CAGR $/Bedroom
1BR $187,197 $1,410 5.4% +6.1% $187,197
2BR $233,053 $1,730 5.3% +6.8% $116,526
3BR $350,539 $2,230 4.6% +7.1% $116,846
4BR $469,706 $2,570 3.9% +6.6% $117,426
5BR $674,255 +6.7% $134,851

Market Trends

Home Value History (with trend line)

$428K$376K$325K$273K$221K$170KJul 2006Jul 2016Jul 2026

Rent History (with trend line)

$1,825$1,749$1,674$1,598$1,522$1,447Apr 2022Jun 2024Jul 2026

📊 How Does 63304 Compare?

Metric 63304 Saint Charles St. Louis, MO-IL Missouri
Home Value $407,484 $363,524 N/A $254,657
5-Year CAGR 5.2% 5.0% N/A 7.0%
Avg Rent $1,799 $1,612 N/A -
Cap Rate 3.4% 3.5% - -
💡 Why Invest in 63304? 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 63304 (Saint Charles, MO). Anonymous, moderated, never written by AI.

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Investability
Good
Cap Rate
3.4%
Low
5yr Growth
+5.2%
Moderate

📊 Market Snapshot

Home Value $407,484
Monthly Rent $1,799
Price-to-Rent 18.9:1
1% Rule ✗ Fails

💰 Return Metrics

Gross Yield 5.3%
Cap Rate 3.4%
5-Year IRR 8.6%

📈 Home Appreciation

1-Year +4.2% ▲
3-Year CAGR +3.2% ▲
5-Year CAGR +5.2% ▲
10-Year CAGR +5.8% ▲

🏠 Rent Trends

1-Year -0.2% ▼
3-Year CAGR +2.8% ▲
5-Year CAGR N/A
Negative Leverage — IRR / Tax Play Cap Rate: 3.4%  |  30yr Rate: 6.8%
Leverage reduces cash returns at current rates.

The current 30-yr mortgage rate (6.8%) exceeds the estimated cap rate (3.4%). 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
2.5%
Low risk
Landlord Climate
5.0/5
Friendly
Value Trend (5yr)
+5.2%
Stable
Eviction process: Fast Rent control: Favorable

Demographics in 63304

Population: 43,389

💰 Median Household Income
$111,114
This area
$111,114
State
$62,768
USA
$74,580
🏠 Renter Occupied
10.6%
This area
10.6%
State
23.7%
USA
34.0%
💼 Unemployment Rate
2.8%
This area
2.8%
State
-8.1%
USA
3.7%
🎓 College Educated
46.1%
This area
46.1%
State
8.6%
USA
33.7%
👤 Median Age
42.3 years
This area
42.3 years
State
20.4 years
USA
38.9 years
🏚️ Vacancy Rate
2.5%
This area
2.5%
State
18.8%
USA
10.5%
👥 Population by Ethnicity
White 89.4%
Black/African American 4.5%
Other/Mixed 4.3%
Asian 1.9%
Hispanic/Latino 1.5%
👶 Under 18
22.3%
This area
22.3%
USA
22.0%
👴 65 and Over
17.1%
This area
17.1%
USA
17.3%
📊 Poverty Rate
2.4%
This area
2.4%
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 63304

B+ Avg School Grade
12 Schools
16.0:1 Avg Class Size
$15,728 Avg Per Pupil

Schools in This ZIP Code

A Very Good

INDEPENDENCE ELEM.

📚 K – 05 Elementary
👥
739 Students
👨‍🏫
13.9:1 Class Size
💰
$15,728 Per Student
B+ Above Average

CASTLIO ELEM.

📚 K – 05 Elementary
👥
838 Students
👨‍🏫
12.9:1 Class Size
💰
$15,728 Per Student
B+ Above Average

CENTRAL ELEM.

📚 Pre-K – 05 Elementary
👥
839 Students
👨‍🏫
13.8:1 Class Size
💰
$15,728 Per Student
B+ Above Average

EARLY CHILD. FAMILY EDUC. CTR

📚 Grade PK Elementary
👥
221 Students
👨‍🏫
12.7:1 Class Size
💰
$15,728 Per Student
B+ Above Average

HOLLENBECK MIDDLE

📚 06 – 08 Middle
👥
760 Students
👨‍🏫
16.3:1 Class Size
💰
$15,728 Per Student
B+ Above Average

SAEGER MIDDLE

📚 06 – 08 Middle
👥
737 Students
👨‍🏫
16.3:1 Class Size
💰
$15,728 Per Student
B+ Above Average

BRYAN MIDDLE

📚 06 – 08 Middle
👥
831 Students
👨‍🏫
16.5:1 Class Size
💰
$15,728 Per Student
B+ Above Average

FRANCIS HOWELL MIDDLE

📚 06 – 08 Middle
👥
820 Students
👨‍🏫
16.3:1 Class Size
💰
$15,728 Per Student
B Good

EARLY CHILD FAMILY EDUC. CTR.

📚 Grade PK Elementary
👥
160 Students
👨‍🏫
17.6:1 Class Size
💰
$15,728 Per Student
C+ Average

FRANCIS HOWELL CENTRAL HIGH

📚 09 – 12 High School
👥
1,741 Students
👨‍🏫
19.0:1 Class Size
💰
$15,728 Per Student
C+ Average

FRANCIS HOWELL HIGH

📚 09 – 12 High School
👥
1,844 Students
👨‍🏫
20.2:1 Class Size
💰
$15,728 Per Student
C+ Average

WESTWOOD TRAIL ACADEMY

📚 02 – 12 High School Limited Data
💰
$15,728 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 1,381 Off-Campus Students
C
St Charles Community College
5,902 students · 4.5 mi
D
Logan University
1,582 students · 9.3 mi
C
The Salon Professional Academy-St Charles
117 students · 9.8 mi
C
Urshan College
514 students · 10.5 mi
C
Urshan Graduate School of Theology
120 students · 10.5 mi
C+
Maryville University of Saint Louis
9,883 students · 10.6 mi
C+
Lindenwood University
7,288 students · 11.4 mi
D
Midwest Institute
151 students · 12.7 mi

Investor Insight: With 1,381 students living off-campus nearby, this area has strong rental demand from the college population.

Frequently Asked Questions

Is real estate in Saint Charles, MO a good investment right now?

Saint Charles, MO rates 3.0/5 for investability. With median values at $407K and rents near $1,799/mo, the market offers reasonable fundamentals for rental investors.

How tight is the rental market in Saint Charles, MO?

Saint Charles, MO carries elevated vacancy risk. Expect stable absorption at market rents of $1,799/mo.

How much is rent in Saint Charles, MO?

Rents in Saint Charles, MO run near $1,799/mo. Compared with median home prices of $407K that produces solid gross yields for typical rentals.

Does a duplex house hack pencil in Saint Charles, MO?

For house hackers, Saint Charles, MO is a challenging. The $1,799/mo rent on a unit helps defray the mortgage on a $407K property.

How do experienced investors play Saint Charles, MO?

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

You know 63304 now. You don’t know where it ranks.

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How 63304 ranks in St. Louis, MO-IL

Every ZIP in this metro, ranked. Free.

Cash Flow → Appreciation → Affordable → 1% Rule →
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