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450 SW 9th St Fourplex
B Composite 74.55
Why this score? — see what drove the B 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 +30.0/30.0
  • 1% rule +10.0/10.0
  • DSCR +10.0/10.0
  • ARV discount +7.5/15.0
  • Schools +4.2/10.0
  • Appreciation +4.1/10.0
  • Livability +3.9/5.0
  • Condition / age +2.5/5.0
  • Rent growth +2.4/5.0

$1,200,000

450 SW 9th St · Miami, FL 33130
9 bd · 5.0 ba · 4,484 sqft · MultiFamily public records · 6 Days on market
Built 1975

🖨 Deal sheet (PDF) 📄 Offer letter ✓ Due diligence

Multi-family units

County records classify this as Multi-Family (2-4 Unit). Listing-text estimate: 4 units. confirmed

Listing remarks

Amazing Fourplex in the heart of Miami's highly desirable West Brickell area, just south of Calle Ocho. Custom-built in 1975, this solid concrete construction property features exceptionally large units rarely found in today's market. The spacious owner's unit on the first floor offers approximately 2,000 SF with 4 bedrooms, 2.5 bathrooms, formal living and dining rooms, a large family room, and an oversized eat-in kitchen. Upstairs are three generously sized 2-bedroom, 1-bath units, each with expansive living and dining areas. Original terrazzo flooring runs throughout the building, and the second floor is constructed entirely of concrete. The property offers more than 9 parking spaces and

Key facts

  • 9 parking spots
  • Built 1975
  • Listed 5 days

Tags

SOLID CONCRETE CONSTRUCTIONORIGINAL TERRAZZO FLOORINGMORE THAN 9 PARKING SPACESMINUTES FROM BRICKELLMINUTES FROM DOWNTOWN MIAMIMINUTES FROM CORAL GABLES

Property features AI

Finance

  • Financial info: Units are rented month-to-month; Listed unit rents shown (examples): $1,350; $1,600; $1,650; $2,300; Rent includes trash collection and water

Exterior

  • Parking: Total of 9 parking spaces; Parking spaces assigned to units
  • Security: Security grill work on some units
  • Utilities: Public water; Public sewer; Cable available
  • Home design: Two-story building; Resale property; Barrel and concrete roofing
  • Construction: Block construction
  • Exterior features: Less than quarter acre lot

Interior

  • Kitchen: Kitchens in units; Ranges (stoves); Refrigerators
  • Bedrooms: Multiple 2-bedroom units; One 4-bedroom unit
  • Flooring: Terrazzo
  • Bathrooms: Multiple 1-bathroom units; One unit with 3 bathrooms (2 full, 1 half)
  • Heating & cooling: Central heating; Central air conditioning (electric)
  • Interior features: Impact glass windows; Terrazzo flooring
  • Laundry & utility: Electric meters for individual units

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 1×4.0bd/2.5ba + 3×2.0bd/1.0ba units multifamily listed at $1.20M.

Deal economics

  • At list price, monthly cash flow is $7k ($79k/yr) — positive. Per door: $2k/mo.
  • The deal already cash-flows at list — no discount required.
  • Meets the 1% rule at list price ($19k rent vs $1.20M).
  • Cap rate 12.8% vs local median 1.9% in Miami — top-decile yield for the area; either an underpriced asset or a hidden risk that comps aren't pricing in. Stress-test before assuming the spread holds.

Location & tenants

  • Location reads 78/100 on livability (#177 in FL, #2,724 nationally) — a middle-class / working-renter tenant base. Strengths: amenities A+, commute A+, health & safety A+; Watch: employment C-, crime F, cost of living F.
  • Miami-Dade (suburban): math 45% / reading 54% proficiency, ranked #40 of 73 in FL (top 55%) — families likely to look elsewhere, expect single-tenant / working-renter base with shorter leases; 64% free/reduced lunch — lower-income household profile, screen leases tightly.
  • Market conditions: Rents soft (-0.5%/yr); 642 active listings in the ZIP; 10,051 units permitted in Miami-Dade County in 2024 (7,758 in 5+ unit buildings).
  • At $18,551/mo this rent would consume 365% of the median local household income ($61k/yr) (locally 5231% of renters already pay >50% of income on rent) — very limited rent-growth headroom before tenants either downsize or default.

Forward outlook

  • Local home prices are declining (-1.8%/yr); year-one equity from $8k of loan paydown is wiped out by about $21k of value loss. Plan a longer hold.
  • Miami-Dade County population projected at +28% by 2050 — long-run rental-demand tailwind backs the buy-and-hold thesis.
  • At projected returns (-1.8% appreciation + 0.0% rent growth), your $336k cash investment doubles in ~6 years — after that, you're playing with house money.

Negotiation context

  • Only 6 days on market — expect competitive offers; lowballing is unlikely to land.

Risks & watch-outs

  • Climate carrying-cost: severe wind risk, 99% chance of damaging wind over 30y; extreme-heat days projected 8→32/yr by 2055 (HVAC capex compounding) — expect insurance premiums to compound above CPI over the hold.
Recommended offer $1,200,000

Questions for the listing agent

  1. Can we see the unit-by-unit rent roll, current vacancy, and any below-market leases? What's the average tenancy length?
  2. What capital expenditures (roof, boiler, parking lot, exteriors) have been made in the last 5 years, and what's planned in the next 2?
  3. Built in 1975 — when were the roof, HVAC, electrical panel, plumbing, and water heater last replaced?
  4. Is there a deadline driving the sale (1031 exchange, divorce, estate, relocation)? That informs how much negotiation room exists.
  5. Schools are B-rated — typically a magnet for longer-tenancy family renters. What's the average tenant stay here, and is there a school-zone premium baked into asking?
  6. Crime grade is F in this area — have there been break-ins, vandalism, or insurance claims at this property in the last 3 years? What carrier currently insures it and at what premium?
  7. 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.
  8. 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.
  9. How much new apartment / multifamily construction is in the pipeline within 1–3 miles? Heavy new supply (>2% of stock underway) typically softens rents 12–24 months out; light construction supports rent growth.

Investment metrics

1% rule
1.55%
Cap rate
12.84%
Cash-on-cash
23.38%
DSCR
2.04
GRM
5.4

CMA / ARV

No comps found within radius.

Projected returns pro-forma

-1.79% appreciation · 0.0% rent growth · sell at horizon

5-year hold
IRR
16.4%
Equity multiple
1.69×
Total profit
$230,236
Equity at exit
$244,837
10-year hold
IRR
20.9%
Equity multiple
2.74×
Total profit
$583,785
Equity at exit
$220,577

Cash invested: $336,000 (down + closing). Projections, not guarantees.

Landlord ↔ Tenant lean methodology

Overall (STATE)
87 Strongly Landlord-Friendly
State Florida
87 Strongly Landlord-Friendly · R+3
County
— inherits STATE
City
— inherits STATE
3-day pay-or-quit; preempts local rent control; landlord-friendly statutes. Court speed varies by county.

ZIP-level market 33130

Home prices YoY
-0.5%
Rents YoY
-0.5%
Active inventory
642
Price-to-rent
18.1×

Monthly cashflow live

Estimated rent
$18,551 medium interval (Pro) →
Mortgage (P&I)
$6,293
Tax from tax record
$1,316 /mo · $15,794/yr
Insurance
$500
HOA
$0
Vacancy / Maint / Mgmt
$3,896
Net cashflow
$6,546

Break-even live

Break-even rent $10,265
Max offer price $1,200,000
Occupancy floor 60%

Sensitivity live

Price -10% $7,225 -5% $6,886 +0% $6,546 +5% $6,207 +10% $5,867
Rent -10% $5,081 -5% $5,813 +0% $6,546 +5% $7,279 +10% $8,012
Rate -1.0pp $7,150 -0.5pp $6,851 base $6,546 +0.5pp $6,235 +1.0pp $5,919

4-unit breakdown (identical units grouped — click to expand)

UnitsBedsBathsEst. rent
1× unit 4.0 2.5 $5,512
Total (4 units) $18,551

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
$300,000
Closing costs
$36,000
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.

Listing history 5 events

  1. 2026-06-21
    statusdays on market $1,200,000 Active Under Contract 6 DOM
  2. 2026-06-18
    days on market $1,200,000 Active 3 DOM
  3. 2026-06-17
    days on market $1,200,000 Active 2 DOM
  4. 2026-06-16
    remarks 699-char remark
  5. 2026-06-16
    listed $1,200,000 Active 1 DOM

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

Tax reassessment forecast FL · Resets to sale price

Current annual tax
$15,794 · $1,316/mo
Projected year-2 tax
$15,794 · $1,316/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 4/10 Moderate FEMA zone X (unshaded) · 13% chance over 30 yrs
  • 🔥 Wildfire 1/10 Low
  • 🌡 Heat 10/10 Extreme 8 d/yr ≥103°F today · 32 d/yr by 30 yrs out
  • 💨 Wind 10/10 Extreme 99% chance of damaging wind over 30 yrs
  • 🫁 Air quality 2/10 Low 1 unhealthy d/yr today · 1 by 30 yrs out

Nearby sold comps map

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Walkable amenities ~0.75 mi

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Taxation est. · year 1

Rental income
$222,612
− Mortgage interest
−$67,219
− Property taxes
−$15,794
− Insurance
−$6,000
− Repairs & maintenance
−$17,809
− Management
−$17,809
− Depreciation
−$34,909
Taxable income
$63,072
combined federal + state — saved on this device
Est. tax owed @ 24.0%
−$15,137
After-tax cash flow
$63,417/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
Miami-Dade
NCES district ID
1200390
Math proficiency
45% ▼ -16.00%
Reading proficiency
54% ▼ -5.00%
Median HH income
$43,928
Composite
41.76/100
National rank
#3397
State rank
#40 of 73 in FL

Livability — Miami

Score
78/100
State rank
#177
US rank
#2724

Category grades

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

Schools grade is shown separately in the Schools card above.

Census & demographics

Census place
Miami, FL
County
Miami-Dade County · 2,697,751 people
City population
827,308
Metro
Miami-Fort Lauderdale-Pompano Beach, FL
Population (ZIP)
34,964
Household income
$61,009
Rent vs Own
83.2% rent · 16.8% own
Severe rent burden
5231.0

Population outlook (Miami-Dade County) Hauer SSP2

Today (2025)
3,126,439 people
By 2030
3,325,765 · +6.4%
By 2040
3,697,561 · +18.3%
By 2050
4,012,134 · +28.3%
By 2075
4,605,612 · +47.3%
By 2100
4,866,598 · +55.7%

Race, ethnicity, and origin ACS 2023

Neighborhood character
Predominantly Hispanic (73%)
Race & ethnicity
Hispanic / Latino 73% Two or more races 44% White 17% Black 4% Asian 3%
Hispanic origin (detail)
Mexican 3% Puerto Rican 3% Cuban 24% Dominican 4%
Common ancestry
Romanian 2% Estonian 1% Lithuanian 1%
Foreign-born
60% · Canada, Jamaica, Guatemala
Languages at home
23% English-only · Spanish 70% Other Indo-European 2% Russian/Polish/Slavic 1%

Political lean MEDSL · Miami-Dade

2024 margin
R (+11.4) · D 43.9% · R 55.4%
2008→2024 swing
-27.6pp toward R · 2008: 16.1pp · 2024: -11.4pp
All cycles
2024: R+11.4 2020: D+7.3 2016: D+29.6 2012: D+23.7 2008: D+16.1

Not yet ingested

Civics

Market trends

HPI YoY
▼ -1.79%
Current HPI
344.7752
Rent YoY
▼ -0.53%
Metro
Miami-Fort Lauderdale-Pompano Beach, FL
State GDP YoY
▲ 3.28%
F500 in state
36

Industry mix (Fortune 500 HQ in FL)

Industry F500 HQs Revenue

Price history

1 event — show timeline
  • 2026-06-15 Listed $1,200,000 MARMLS

Property tax history

+6.3%/yr

Latest (2025): $15,794 · +16.1% YoY. Source: county tax records.

Cash-flow waterfall

monthly

Sold comps — $/sqft

last 12 mo · ≤1 mi

Loading sold comps…