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3669 Isolda Ave
D Composite 43.64
Why this score? — see what drove the D grade

The composite is a weighted blend of 9 inputs, each scored 0–100. Each bar is that input's sub-score; the figure is the points it added to the 100-point composite (weight × sub-score).

  • Cash flow +15.0/30.0
  • ARV discount +7.5/15.0
  • 1% rule +5.0/10.0
  • DSCR +5.0/10.0
  • Rent growth +3.5/5.0
  • Livability +3.4/5.0
  • Condition / age +2.5/5.0
  • Schools +1.7/10.0
  • Appreciation +0.0/10.0

$25,000

3669 Isolda Ave · Breckenridge Hills, MO 63074
1 bd · 1.0 ba · 784 sqft · SingleFamily public records · 132 Days on market
Built 1940 5,950 sqft lot $32/sqft · 78% below area

🖨 Deal sheet 📄 Offer letter ✓ Due diligence

Listing remarks MLS

Unlock the potential of this 1 bed, 1 bath ranch offering 784 sq ft of opportunity. Whether you’re an investor, renovator, or buyer seeking sweat equity, this property delivers a rare chance to add value from the ground up. Featuring central HVAC, vinyl siding, and an architectural shingle roof, key exterior components are already in place. The interior is ready for a full transformation—no utilities are on, so bring flashlights and proceed with caution due to areas of subfloor damage. With a simple layout and manageable size, this home is primed for renovation, rental income, or resale. A true blank slate with endless possibilities for the right vision.

Key facts

  • Central hvac
  • Vinyl siding
  • 5,950 sq ft lot

Tags

CENTRAL HVACVINYL SIDINGARCHITECTURAL SHINGLE ROOF

Neighborhood map

Property Rental comp Retail Transit Schools Stadiums Fortune 500 · Circle radius: 3.0 mi
Loading POIs…

What this means for you Summary

Snapshot

  • This is a 1-bed/1.0-bath single-family listed at $25k.

Deal economics

  • At list price, monthly cash flow is $253 ($3k/yr) — positive.
  • The deal already cash-flows at list — no discount required.
  • Meets the 1% rule at list price ($1k rent vs $25k).
  • Recommended offer: $22k (12.0% below list) — sets the bar for market timing.

Location & tenants

  • Location reads 68/100 on livability (#193 in MO) — a middle-class / working-renter tenant base. Strengths: cost of living A+, housing A+; Watch: crime C-, employment D+, schools F.
  • Ritenour (suburban): math 13% / reading 27% proficiency, ranked #304 of 324 in MO (top 94%) — low school quality limits family demand, transient renter base, plan for 1-2y turnover; 66% free/reduced lunch — lower-income household profile, screen leases tightly.
  • Market conditions: Rents rising fast (+4.1%/yr); 61 active listings in the ZIP; 32 comparable units currently listed for rent nearby; rentals lingering (median 44d on market — plan ~5-8 weeks vacancy on turnover, expect pricing pressure); 53% of comp listings sitting > 30 days — soft ceiling on asking rent; 920 units permitted in St. Louis County in 2024 (250 in 5+ unit buildings).

Forward outlook

  • Local home prices are declining (-3.0%/yr); year-one equity from $173 of loan paydown is wiped out by about $750 of value loss. Plan a longer hold.
  • At projected returns (-3.0% appreciation + 4.1% rent growth), your $7k cash investment doubles in ~3 years — after that, you're playing with house money.

Negotiation context

  • It's been on market 132 days — a 12% lower offer ($22k) is reasonable based on typical stale-listing flexibility.

Risks & watch-outs

  • Watch-outs: property tax is 3.7% of price; flood insurance adds $427/mo; built in 1940 — expect roof / HVAC / electrical / plumbing capex.
  • Climate carrying-cost: in FEMA flood zone AE (mandatory federal flood insurance) — expect insurance premiums to compound above CPI over the hold.
Recommended offer $22,000 (12.0% below list)

Questions for the listing agent

  1. It's been on market 132 days. Have you received any prior offers? Is the seller open to a 12% concession, seller financing, or rate buy-down credit?
  2. Built in 1940 — when were the roof, HVAC, electrical panel, plumbing, and water heater last replaced?
  3. Property tax is high relative to price — has the assessment been appealed recently, and will the sale trigger a re-assessment?
  4. What's the actual annual flood-insurance premium (NFIP or private), and is the property in a SFHA with mandatory coverage?
  5. Why hasn't it sold? Are there any deal-killer items the seller is aware of (foundation, flood, title, zoning, code violations)?
  6. Is there a deadline driving the sale (1031 exchange, divorce, estate, relocation)? That informs how much negotiation room exists.
  7. Schools are F-rated, which usually means shorter tenancies and higher turnover. Who's the typical renter profile here, and what's been the actual vacancy rate?
  8. The area grade is low — what's the realistic commute time and amenity access for the typical tenant pool here? Any planned neighborhood developments (good or bad) we should know about?
  9. What's the average days-on-market for RENTAL listings here right now (not sales)? A rising rental-DOM trend means longer vacancies and softer asking-rent achievability than the comps imply.
  10. What's the recent tenant-quality profile in this submarket — average credit score on applications, eviction rate, late-payment / NSF rate, and stable-employment percentage? A property-management company in the area should have these aggregated.
  11. How much new for-sale + rental construction is in the pipeline within 1–3 miles? Heavy new supply typically softens prices + rents 12–24 months out; constrained supply supports both.

Investment metrics

1% rule
4.55%
Cap rate
38.91%
Cash-on-cash
116.47%
DSCR
6.18
GRM
1.8

CMA / ARV

ARV (median comp)
$113,781
List price
$25,000
Delta
-78.03%
Verdict
UNDERPRICED
Comps
20 within 1.0 mi
Show comp detail 12 sales within ~0.75 mi
Address Dist Beds/Ba Sqft Sold Price $/sf Match
3926 Edmundson Rd 0.38mi 2/1.0 (+1) 768 (-2%) 4mo $59,900 $78 70
3525 Wismer Rd 0.30mi 2/1.0 (+1) 816 (+4%) 5mo $148,500 $182 70
10212 Saint Arthur Ln 0.55mi 2/1.0 (+1) 784 (0%) 3mo $154,900 $198 67
9724 Margo Ann Ln 0.43mi 2/1.0 (+1) 816 (+4%) 2mo $119,000 $146 67
3548 Saint Genevieve Ln 0.56mi 2/1.0 (+1) 774 (-1%) 6mo $120,000 $155 62
3219 Royalton Ave 0.68mi 2/1.0 (+1) 792 (+1%) 3mo $102,500 $129 59
9448 Harold Dr 0.48mi 2/1.0 (+1) 864 (+10%) 2mo $120,000 $139 54
3294 W Tennyson Ave 0.64mi 2/1.0 (+1) 744 (-5%) 6mo $40,000 $54 52
3317 Royalton 0.52mi 2/1.0 (+1) 700 (-11%) 7mo $107,000 $153 47
3529 Saint Joachim Ln 0.55mi 2/1.0 (+1) 682 (-13%) 6mo $109,900 $161 43
10335 Saint Joan Ln 0.75mi 2/1.0 (+1) 897 (+14%) 2mo $174,900 $195 35
3329 Dix Ave 0.70mi 2/1.0 (+1) 900 (+15%) 6mo $130,000 $144 32

Match score weights: distance 35% · size 25% · config 20% · recency 20%. Top-matched comps best support the ARV.

Projected returns pro-forma

-3.0% appreciation · 4.14% rent growth · sell at horizon

5-year hold
IRR
43.5%
Equity multiple
2.95×
Total profit
$13,683
Equity at exit
$3,728
10-year hold
IRR
50.8%
Equity multiple
6.64×
Total profit
$39,449
Equity at exit
$2,162

Cash invested: $7,000 (down + closing). Projections, not guarantees.

Landlord ↔ Tenant lean methodology

Overall (STATE)
81 Strongly Landlord-Friendly
State Missouri
81 Strongly Landlord-Friendly · R+10
County
— inherits STATE
City
— inherits STATE
Generally landlord-friendly; St Louis has some habitability requirements.

ZIP-level market 63074

Rents YoY
4.1%
Active inventory
61
Price-to-rent
1.8×

Monthly cashflow live

Estimated rent
$1,138 high interval (Pro) →
Mortgage (P&I)
$131
Tax from tax record
$78 /mo · $936/yr
Insurance
$10
Flood insurance flood zone
−$427 /mo · $5,118/yr
HOA
$0
Vacancy / Maint / Mgmt
$239
Net cashflow
$253

Break-even live

Break-even rent $818
Max offer price $25,000
Occupancy floor 73%

UW: 25.0% down · 7.5% · 30yr · 1.5% tax · 5.0% vac · 8.0% maint · 8.0% mgmt

Financing live

Cash to close

Down payment
$6,250
Closing costs
$750
Reserves months
Total cash needed

Loan-product check · same deal, 3 products live

Conventional

25% down · 7.5% · 30yr

Down + closing
Monthly P&I
Monthly cashflow
DSCR
Eligible?

Personal DTI + credit; lowest rate.

DSCR

20% down · 8.5% · 30yr

Down + closing
Monthly P&I
Monthly cashflow
DSCR
Eligible?

No personal income docs; deal must DSCR.

Hard money

10% down · 12.0% · 12mo

Down + closing
Monthly P&I
Monthly cashflow
DSCR
Eligible?

Short-term bridge; refi at stabilization.

Rent comps 32 comps

AddressBedsBaths SqftRent$/sqft DOM Units Dist
9675 Muriel Ave Unit 9733 Overland, MO 2.0 1.5 830 $1,200 $1.45 3d 1 0.16mi
9675 Muriel Ave Unit 9627 Overland, MO 2.0 1.5 830 $1,200 $1.45 44d 1 0.16mi
10069 Livingston Ave St Ann, MO 2.0 1.0 875 $1,100 $1.26 24d 1 0.42mi
3648 Edmundson Rd Unit 1 St. Louis, MO 2.0 1.0 900 $995 $1.11 44d 1 0.44mi
3961 Jane Ave Unit 3963 St Ann, MO 2.0 1.0 750 $1,195 $1.59 15d 1 0.44mi
9448 Harold Dr Saint Louis, MO 2.0 1.0 864 $1,495 $1.73 44d 1 0.47mi
3529 Saint Joachim Ln Saint Ann, MO 2.0 1.0 900 $1,450 $1.61 24d 1 0.56mi
3529 Saint Joachim Ln Unit NA St Ann, MO 2.0 1.0 900 $1,450 $1.61 20d 1 0.56mi
10214 Saint Anthony Ln Saint Ann, MO 2.0 1.0 734 $1,200 $1.63 44d 1 0.65mi
4120 Geraldine Ave St Ann, MO 1.0 1.0 540 $875 $1.62 22d 1 0.70mi
4120 Geraldine Ave St Ann, MO 2.0 1.5 922 $1,200 $1.30 18d 1 0.70mi
4120 Geraldine Ave St Ann, MO 1.0 1.0 540 $875 $1.62 44d 1 0.70mi
3219 Royalton Ave Saint Louis, MO 2.0 1.0 792 $1,095 $1.38 22d 1 0.71mi
3209 Royalton Ave Saint Louis, MO 2.0 1.0 805 $1,150 $1.43 44d 1 0.75mi
9310 Shirley Gardens Dr Apt B St. Louis, MO 2.0 1.0 800 $1,100 $1.38 44d 1 0.77mi
9310 Shirley Gardens Dr Apt C St. Louis, MO 2.0 1.0 800 $1,200 $1.50 44d 1 0.77mi
10145 Cabana Club Dr St Ann, MO 1.0–2.0 1.0–2.0 776 $680 $0.88 44d 8 0.82mi
3208 Dix Ave Saint Louis, MO 2.0 1.0 656 $1,235 $1.88 10d 1 0.89mi
9618 De Porres Ln Saint Louis, MO 2.0 1.0 875 $1,200 $1.37 44d 1 0.93mi
10205 Saint Daniel Ln Saint Ann, MO 2.0 1.0 792 $1,450 $1.83 44d 1 0.95mi
9535 Baltimore Ave Saint Louis, MO 2.0 1.0 800 $1,145 $1.43 24d 1 1.04mi
4616 Country Ln St Ann, MO 2.0 1.0–2.0 758 $1,234 $1.63 2d 9 1.06mi
10742 Tropic Dr Unit VACANT St Ann, MO 2.0 1.0 800 $1,200 $1.50 44d 1 1.10mi
9429 Baltimore Ave Saint Louis, MO 2.0 1.0 900 $1,200 $1.33 24d 1 1.12mi
3010 Woodson Rd Breckenridge Hills, MO 1.0 1.0 850 $895 $1.05 44d 1 1.13mi
2732 Annapolis Ave Saint Louis, MO 2.0 1.0 768 $1,250 $1.63 44d 1 1.14mi
9987 Sloane Sq Unit 9987A St. Louis, MO 1.0 1.0 571 $695 $1.22 44d 1 1.15mi
9987 Sloane Sq Apt A St. Louis, MO 1.0 1.0 571 $695 $1.22 20d 1 1.15mi
9969 Sloane Sq Unit 9969C St. Louis, MO 2.0 1.0 761 $895 $1.18 4d 1 1.18mi
10788 Tropic Dr Saint Ann, MO 2.0 1.0 828 $1,260 $1.52 44d 1 1.19mi
11276 Liana Ln Saint Ann, MO 2.0 1.0 780 $1,189 $1.52 4d 1 1.26mi
8819 McNulty Dr Saint Louis, MO 2.0 1.0 752 $1,225 $1.63 44d 1 1.36mi

Listing history 17 events

  1. 2026-06-18
    days on market $25,000 Active 132 DOM
  2. 2026-06-17
    days on market $25,000 Active 131 DOM
  3. 2026-06-16
    days on market $25,000 Active 130 DOM
  4. 2026-06-15
    days on market $25,000 Active 129 DOM
  5. 2026-06-13
    pricedays on market $25,000 Active 127 DOM
  6. 2026-06-09
    days on market $35,000 Active 123 DOM
  7. 2026-06-08
    days on market $35,000 Active 122 DOM
  8. 2026-06-07
    days on market $35,000 Active 121 DOM
  9. 2026-06-03
    days on market $35,000 Active 117 DOM
  10. 2026-06-02
    days on market $35,000 Active 116 DOM
  11. 2026-06-01
    days on market $35,000 Active 115 DOM
  12. 2026-05-31
    days on market $35,000 Active 114 DOM
  13. 2026-04-23
    price $35,000 674-char remark
    Show marketing remark (674 chars)

    Unlock the potential of this 1 bed, 1 bath ranch offering 784 sq ft of opportunity. Whether you’re an investor, renovator, or buyer seeking sweat equity, this property delivers a rare chance to add value from the ground up. Featuring central HVAC, vinyl siding, and an architectural shingle roof, key exterior components are already in place. The interior is ready for a full transformation—no utilities are on, so bring flashlights and proceed with caution due to areas of subfloor damage. With a simple layout and manageable size, this home is primed for renovation, rental income, or resale. A true blank slate with endless possibilities for the right vision.

  14. 2026-03-19
    price $39,000 674-char remark
    Show marketing remark (674 chars)

    Unlock the potential of this 1 bed, 1 bath ranch offering 784 sq ft of opportunity. Whether you’re an investor, renovator, or buyer seeking sweat equity, this property delivers a rare chance to add value from the ground up. Featuring central HVAC, vinyl siding, and an architectural shingle roof, key exterior components are already in place. The interior is ready for a full transformation—no utilities are on, so bring flashlights and proceed with caution due to areas of subfloor damage. With a simple layout and manageable size, this home is primed for renovation, rental income, or resale. A true blank slate with endless possibilities for the right vision.

  15. 2026-02-06
    listed $40,000 Active 674-char remark
    Show marketing remark (674 chars)

    Unlock the potential of this 1 bed, 1 bath ranch offering 784 sq ft of opportunity. Whether you’re an investor, renovator, or buyer seeking sweat equity, this property delivers a rare chance to add value from the ground up. Featuring central HVAC, vinyl siding, and an architectural shingle roof, key exterior components are already in place. The interior is ready for a full transformation—no utilities are on, so bring flashlights and proceed with caution due to areas of subfloor damage. With a simple layout and manageable size, this home is primed for renovation, rental income, or resale. A true blank slate with endless possibilities for the right vision.

  16. 1992-12-14
    soldstatus
  17. 1988-12-01
    soldstatus $32,000

ⓘ Source: listings_history table (triggers on properties + properties_extension) + one-shot backfill from property_details.listing_events for pre-trigger history.

Tax reassessment forecast MO · Resets to sale price

Current annual tax
$936 · $78/mo
Projected year-2 tax
$936 · $78/mo
Expected delta
$0/yr ($0/mo · 0.0%)

ⓘ Screening estimate from a state-policy table — verify with the county assessor before closing.

Climate risk First Street

  • 🌊 Flood 5/10 Major FEMA zone AE · 50% chance over 30 yrs
  • 🔥 Wildfire 1/10 Low
  • 🌡 Heat 4/10 Moderate 7 d/yr ≥106°F today · 21 d/yr by 30 yrs out
  • 💨 Wind 2/10 Low 100% chance of damaging wind over 30 yrs
  • 🫁 Air quality 2/10 Low 1 unhealthy d/yr today · 3 by 30 yrs out

Nearby sold comps map

Loading sold comps map…

Walkable amenities ~0.75 mi

Loading nearby amenities…

Taxation est. · year 1

Rental income
$13,654
− Mortgage interest
−$1,400
− Property taxes
−$936
− Insurance
−$5,244
− Repairs & maintenance
−$1,092
− Management
−$1,092
− Depreciation
−$727
Taxable income
$3,163
combined federal + state — saved on this device
Est. tax owed @ 24.0%
−$759
After-tax cash flow
$2,275/yr

For passive investors: Depreciation is non-cash, so a rental often shows a tax loss while cash-flowing — sheltering income. Rental losses are passive: they offset passive income freely, and up to $25,000/yr can offset ordinary (W-2) income if you actively participate and your MAGI is under $100k (phasing out to $0 by $150k); unused losses carry forward. On sale, claimed depreciation is recaptured at up to 25%, and gains may owe capital-gains tax (a 1031 exchange can defer both). Figures are a year-1 estimate at your 24.0% rate — not tax advice; consult a CPA.

Schools (NCES district)

District
Ritenour
NCES district ID
2926640
Math proficiency
13% ▼ -14.00%
Reading proficiency
27% ▼ -7.00%
Median HH income
$41,410
Composite
17.04/100
National rank
#9125
State rank
#304 of 324 in MO

Livability — Breckenridge Hills

Score
68/100
State rank
#193
US rank
#10013

Category grades

Amenities F Commute F Cost of living A+ Crime C- Employment D+ Housing A+ Health & safety F User ratings A+

Schools grade is shown separately in the Schools card above.

Census & demographics

Census place
Breckenridge Hills, MO
County
Saint Louis County · 888,823 people
Metro
St. Louis, MO-IL
Population (ZIP)
15,793
Household income
$51,610
Rent vs Own
46.6% rent · 53.4% own
Severe rent burden
782.0

Population outlook (St. Louis County) Hauer SSP2

Today (2025)
1,025,227 people
By 2030
1,028,023 · +0.3%
By 2040
1,020,940 · -0.4%
By 2050
1,007,280 · -1.8%
By 2075
987,277 · -3.7%
By 2100
921,984 · -10.1%

Race, ethnicity, and origin ACS 2023

Neighborhood character
Diverse neighborhood (Simpson 0.65)
Race & ethnicity
White 50% Black 27% Hispanic / Latino 19% Two or more races 5% Asian 2%
Hispanic origin (detail)
Mexican 16%
Common ancestry
Lithuanian 2% Italian 1% Romanian 1%
Foreign-born
13% · Canada, China
Languages at home
80% English-only · Spanish 17% Chinese 1% German/W. Germanic 1%

Political lean MEDSL · St. Louis

2024 margin
Strong D (+23.4) · D 60.8% · R 37.4% · Other 1.7%
2008→2024 swing
+3.5pp toward D · 2008: 19.9pp · 2024: 23.4pp
All cycles
2024: D+23.4 2020: D+24.0 2016: D+16.2 2012: D+13.7 2008: D+19.9

Not yet ingested

Civics

Market trends

HPI YoY
▼ -242.89%
Current HPI
210.6588
Rent YoY
▲ 4.14%
Metro
St. Louis, MO-IL
State GDP YoY
▲ 1.84%
F500 in state
20

Industry mix (Fortune 500 HQ in MO)

Industry F500 HQs Revenue

Price history

+9.4% since first listed
5 events — show timeline
  • 2026-04-23 Price Changed $35,000 MARIS as Distributed by MLS Grid
  • 2026-03-19 Price Changed $39,000 MARIS as Distributed by MLS Grid
  • 2026-02-06 Listed $40,000 MARIS as Distributed by MLS Grid
  • 1992-12-14 Sold (Public Records) Public Records
  • 1988-12-01 Sold (Public Records) $32,000 Public Records

Property tax history

+0.0%/yr

Latest (2022): $936 · +0.2% YoY. Source: county tax records.

Cash-flow waterfall

monthly

Sold comps — $/sqft

last 12 mo · ≤1 mi

Loading sold comps…