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27 (AKA 630) Madison St
B+ Composite 78.93
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
  • ARV discount +15.0/15.0
  • 1% rule +10.0/10.0
  • DSCR +10.0/10.0
  • Schools +4.5/10.0
  • Condition / age +4.0/5.0
  • Livability +2.9/5.0
  • Rent growth +2.5/5.0
  • Appreciation +0.0/10.0

$725,000

27 (AKA 630) Madison St · Greenport West, NY 11944
4 bd · 2.0 ba · 1,500 sqft · SingleFamily · 40 Days on market
Built 1965 Good condition 0.33 ac lot $483/sqft · 24% below area Est $950k · 24% under

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

Listing remarks

This charming cape is situated in Greenport, just minutes from Greenport Village and Beaches. The home has 4 bedrooms, 2 full bathrooms, and approximately 1500 sq ft. The eat-in kitchen has granite countertops and an awesome backsplash. The basement is unfinished with bilco doors. There is a fenced backyard and 1 car garage. The home currently has tenants, who will be leaving.

Key facts

  • Bilco doors
  • Granite countertops
  • Fenced backyard

Tags

GRANITE COUNTERTOPSFENCED BACKYARDBILCO DOORS

Property features AI

Exterior

  • Parking: Driveway; Garage; 3 total parking spaces; 1-car garage
  • Utilities: Electricity connected (PSEG); Water connected; Cesspool sewer
  • Home design: Single-family residence; Two-story; Actual property condition
  • Construction: Vinyl siding; Full attic; Unfinished basement with Bilco door(s)
  • Exterior features: Mailbox; Fenced yard; Back yard

Interior

  • Kitchen: Dishwasher; Microwave; Range; Refrigerator
  • Bedrooms: Two levels (total rooms: 6)
  • Bathrooms: 2 full bathrooms
  • Heating & cooling: Baseboard heating; Oil heating; No central cooling
  • Interior features: First-floor bedroom; First-floor full bathroom; Granite countertops; Storage space; Walk-in closet(s); Washer/dryer hookup; Porch
  • Laundry & utility: Washer/Dryer hookup

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 4-bed/2.0-bath single-family listed at $725k. Condition is rated good.

Deal economics

  • At list price, monthly cash flow is $9k ($111k/yr) — positive.
  • The deal already cash-flows at list — no discount required.
  • Meets the 1% rule at list price ($18k rent vs $725k).
  • Recommended offer: $703k (3.0% below list) — sets the bar for market timing.
  • Cap rate 21.7% vs local median 8.1% in Greenport West — 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 58/100 on livability (#1,073 in NY) — a working-class tenant base; expect higher turnover. Strengths: crime A+, employment A+; Watch: amenities F, commute F, cost of living F.
  • Greenport Union Free School District (town): math 55% / reading 45% proficiency, ranked #450 of 755 in NY (top 60%) — acceptable for families but not a draw, mixed tenant base, ~2y average lease.
  • Zoned schools: Greenport Elementary School (math 47% / reading 62%, grade C, #908 of 2,108 statewide, top 46%, 339 students, 61% FRL); Greenport High School (math 52% / reading 54%, grade C-, #934 of 1,100 statewide, top 86%, 356 students, 63% FRL).
  • Market conditions: 69 active listings in the ZIP; 6 comparable units currently listed for rent nearby; rentals lingering (median 46d on market — plan ~5-8 weeks vacancy on turnover, expect pricing pressure); 50% of comp listings sitting > 30 days — soft ceiling on asking rent; 1,366 units permitted in Suffolk County in 2024 (216 in 5+ unit buildings).

Forward outlook

  • Local home prices are declining (-3.0%/yr); year-one equity from $5k of loan paydown is wiped out by about $22k of value loss. Plan a longer hold.
  • Suffolk County population projected to shrink 5% by 2050 — rents likely to lag national; underwrite the cash flow, not the appreciation.
  • At projected returns (-3.0% appreciation + 3.0% rent growth), your $203k cash investment doubles in ~3 years — after that, you're playing with house money.

Negotiation context

  • It's been on market 40 days — a 3% lower offer ($703k) is reasonable based on typical stale-listing flexibility.
  • 4 sale attempts since 2y ago with the ask held roughly flat each time — persistent listings suggest the price (not the market) is what's stuck; bring a comps-based counter.
Recommended offer $703,250 (3.0% below list)

Questions for the listing agent

  1. It's been on market 40 days. Have you received any prior offers? Is the seller open to a 3% concession, seller financing, or rate buy-down credit?
  2. Built in 1965 — when were the roof, HVAC, electrical panel, plumbing, and water heater last replaced?
  3. Is there a deadline driving the sale (1031 exchange, divorce, estate, relocation)? That informs how much negotiation room exists.
  4. Schools are D-rated, which usually means shorter tenancies and higher turnover. Who's the typical renter profile here, and what's been the actual vacancy rate?
  5. 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.
  6. 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.
  7. 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
2.50%
Cap rate
21.67%
Cash-on-cash
54.92%
DSCR
3.44
GRM
3.3

CMA / ARV

ARV (median comp)
$950,399
List price
$725,000
Delta
-23.72%
Verdict
UNDERPRICED
Comps
20 within 1.0 mi
Show comp detail 9 sales within ~0.75 mi
Address Dist Beds/Ba Sqft Sold Price $/sf Match
57 (aka 400) Wilmarth Ave 0.12mi 3/1.0 (-1) 1,500 (0%) 4mo $585,000 $390 82
16 Washington Ave 0.22mi 3/1.5 (-1) 1,550 (+3%) 12mo $979,000 $632 67
795 Westwood Ln 0.45mi 3/2.0 (-1) 1,500 (0%) 10mo $1,230,000 $820 66
416 West St 0.60mi 4/1.5 1,450 (-3%) 4mo $725,000 $500 61
3400 & 3500 Sound Dr 0.64mi 3/2.0 (-1) 1,500 (0%) 8mo $4,600,000 $3,067 58
312 5th Ave 0.65mi 3/2.0 (-1) 1,620 (+8%) 10mo $875,000 $540 44
216 North St 0.51mi 3/3.5 (-1) 1,724 (+15%) 0mo $999,000 $579 40
302 Monsell Pl 0.35mi 3/2.0 (-1) 1,300 (-13%) 21mo $945,000 $727 39
237 5th Ave 0.70mi 3/1.5 (-1) 1,700 (+13%) 11mo $1,250,000 $735 29

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 · 3.0% rent growth · sell at horizon

5-year hold
IRR
53.2%
Equity multiple
3.34×
Total profit
$474,472
Equity at exit
$108,100
10-year hold
IRR
58.4%
Equity multiple
6.79×
Total profit
$1,176,155
Equity at exit
$62,685

Cash invested: $203,000 (down + closing). Projections, not guarantees.

Landlord ↔ Tenant lean methodology

Overall (STATE)
15 Strongly Tenant-Friendly
State New York
15 Strongly Tenant-Friendly · D+10
County
— inherits STATE
City
— inherits STATE
NYC rent stabilization (~1M units); 2019 HSTPA strengthened tenant rights; courts deeply backlogged.

ZIP-level market 11944

Home prices YoY
-23.7%
Active inventory
69
Price-to-rent
3.3×

Monthly cashflow live

Estimated rent
$18,102 medium interval (Pro) →
Mortgage (P&I)
$3,802
Tax est. 1.5%
$906 /mo · $10,875/yr
Insurance
$302
HOA
$0
Vacancy / Maint / Mgmt
$3,801
Net cashflow
$9,290

Break-even live

Break-even rent $6,342
Max offer price $725,000
Occupancy floor 44%

Sensitivity live

Price -10% $9,791 -5% $9,540 +0% $9,290 +5% $9,039 +10% $8,789
Rent -10% $7,860 -5% $8,575 +0% $9,290 +5% $10,005 +10% $10,720
Rate -1.0pp $9,655 -0.5pp $9,474 base $9,290 +0.5pp $9,102 +1.0pp $8,911

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
$181,250
Closing costs
$21,750
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 6 comps

AddressBedsBaths SqftRent$/sqft DOM Units Dist
485 Sutton Pl Greenport, NY 4.0 2.5 2026 $20,000 $9.87 46d 1 0.20mi
312 5th Ave Greenport, NY 4.0 2.0 1900 $12,000 $6.32 46d 1 0.64mi
123 Sterling Ave #2 Greenport, NY 3.0 3.0 1528 $45,000 $29.45 46d 1 0.72mi
134 6th St Greenport, NY 3.0 2.0 1560 $18,500 $11.86 21d 1 1.23mi
131 6th St Unit G Greenport, NY 3.0 2.5 2238 $5,000 $2.23 26d 1 1.25mi
1110 Gillette Dr East Marion, NY 4.0 2.0 1500 $7,000 $4.67 21d 1 1.48mi

Listing history 25 events

  1. 2026-06-22
    days on market $725,000 Active 40 DOM
  2. 2026-06-21
    days on market $725,000 Active 39 DOM
  3. 2026-06-21
    days on market $725,000 Active 38 DOM
  4. 2026-06-18
    days on market $725,000 Active 36 DOM
  5. 2026-06-17
    days on market $725,000 Active 35 DOM
  6. 2026-06-16
    days on market $725,000 Active 34 DOM
  7. 2026-06-15
    days on market $725,000 Active 33 DOM
  8. 2026-06-13
    days on market $725,000 Active 31 DOM
  9. 2026-06-12
    days on market $725,000 Active 30 DOM
  10. 2026-06-09
    days on market $725,000 Active 27 DOM
  11. 2026-06-08
    days on market $725,000 Active 26 DOM
  12. 2026-06-07
    days on market $725,000 Active 25 DOM
  13. 2026-06-05
    days on market $725,000 Active 23 DOM
  14. 2026-06-04
    days on market $725,000 Active 21 DOM
  15. 2026-06-02
    days on market $725,000 Active 20 DOM
  16. 2026-06-01
    days on market $725,000 Active 19 DOM
  17. 2026-05-31
    days on market $725,000 Active 18 DOM
  18. 2026-05-13
    listed $725,000 Active 383-char remark
  19. 2024-12-18
    historical $3,800
  20. 2024-11-26
    listed $3,800
  21. 2024-11-26
    historical $3,800
  22. 2024-11-13
    listed $3,800
  23. 2024-06-18
    historical $4,000
  24. 2024-05-14
    price $4,000
  25. 2024-04-28
    listed $4,500

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

Nearby sold comps map

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Walkable amenities ~0.75 mi

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Taxation est. · year 1

Rental income
$217,219
− Mortgage interest
−$40,611
− Property taxes
−$10,875
− Insurance
−$3,625
− Repairs & maintenance
−$17,378
− Management
−$17,378
− Depreciation
−$21,091
Taxable income
$106,262
combined federal + state — saved on this device
Est. tax owed @ 24.0%
−$25,503
After-tax cash flow
$85,976/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.

Condition & rehab AI · 10 photos

Good 80/100 Cosmetic rehab

This charming cape is move-in ready with good condition and fresh updates, ideal for both resale and rental.

Value-add opportunities

  • Both Paint exterior — Enhances curb appeal and value
  • Both Replace gutters — Improves drainage and aesthetics

Renovation cost estimate screening

Value-add ROI direction

  • Both Paint exterior — Enhances curb appeal and value
  • Both Replace gutters — Improves drainage and aesthetics

ⓘ Cost ranges are severity-bucket heuristics (US national rule-of-thumb). Get contractor quotes + a written scope before underwriting a rehab budget.

Schools (NCES district)

District
Greenport Union Free School District
NCES district ID
3612840
Math proficiency
55% ▲ 5.00%
Reading proficiency
45% ▼ -5.00%
Median HH income
$54,490
Composite
45.25/100
National rank
#5759
State rank
#450 of 755 in NY

Livability — Greenport West

Score
58/100
State rank
#1073
US rank
#21520

Category grades

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

Schools grade is shown separately in the Schools card above.

Census & demographics

Census place
Greenport West, NY
Population (ZIP)
4,744

Population outlook (Suffolk County) Hauer SSP2

Today (2025)
1,505,262 people
By 2030
1,498,318 · -0.5%
By 2040
1,471,101 · -2.3%
By 2050
1,424,848 · -5.3%
By 2075
1,337,157 · -11.2%
By 2100
1,217,720 · -19.1%

Race, ethnicity, and origin ACS 2023

Neighborhood character
Predominantly White (69%)
Race & ethnicity
White 69% Hispanic / Latino 23% Two or more races 6% Black 4% Asian 2%
Hispanic origin (detail)
Mexican 5% Puerto Rican 2%
Common ancestry
Romanian 6% Lithuanian 2% Subsaharan African 2%
Foreign-born
19% · Canada, China
Languages at home
69% English-only · Spanish 22% German/W. Germanic 3% Russian/Polish/Slavic 2%

Political lean MEDSL · Suffolk

2024 margin
Lean R (+10.0) · D 45.0% · R 55.0%
2008→2024 swing
-16.0pp toward R · 2008: 6.0pp · 2024: -10.0pp
All cycles
2024: R+10.0 2020: R+0.0 2016: R+8.2 2012: D+2.9 2008: D+6.0

Not yet ingested

Civics

Market trends

HPI YoY
▼ -143.97%
Current HPI
462.3431
Rent YoY
Metro
State GDP YoY
▲ 2.60%
F500 in state
92

Industry mix (Fortune 500 HQ in NY)

Industry F500 HQs Revenue

Price history

+16011.1% since first listed
8 events — show timeline
  • 2026-05-13 Listed $725,000 OneKey® MLS as Distributed by MLS Grid
  • 2024-12-18 Rental Removed $3,800 ONEKEY
  • 2024-11-26 Listed for Rent $3,800 ONEKEY
  • 2024-11-26 Rental Removed $3,800 ONEKEY
  • 2024-11-13 Listed for Rent $3,800 ONEKEY
  • 2024-06-18 Rental Removed $4,000 ONEKEY
  • 2024-05-14 Price Changed $4,000 ONEKEY
  • 2024-04-28 Listed for Rent $4,500 ONEKEY

Cash-flow waterfall

monthly

Sold comps — $/sqft

last 12 mo · ≤1 mi

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