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151 Bay Ave
B+ Composite 75.76
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 +12.7/15.0
  • DSCR +10.0/10.0
  • 1% rule +9.7/10.0
  • Schools +4.5/10.0
  • Livability +3.8/5.0
  • Rent growth +2.5/5.0
  • Condition / age +2.5/5.0
  • Appreciation +0.0/10.0

$2,100,000

151 Bay Ave · Greenport, NY 11944
5 bd · 4.5 ba · 3,500 sqft · SingleFamily · 641 Days on market
Built 1897 9,583 sqft lot $600/sqft · 12% below area Est $2377k · 12% under

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

Listing remarks MLS

This beautiful Queen Ann Victorian home includes a priceless location in the heart of Greenport Village. Built in 1897, many of the fine architectural detail in this home is still present today. There are 5 bedrooms in which three of them are ensuites. The property is loaded with gorgeous specimen plantings. There is a large barn behind the pergola covered courtyard. This home makes a perfect Bed and Breakfast (formerly Rubys Cove) with front and back staircases, large parlor rooms and an updated kitchen. Bay Avenue is an amazing location just steps to Main and Front Street shops, fine restaurants, and all transportation., Additional information: Appearance:Excellent,Interior Features:Lr/Dr,Separate Hotwater Heater:y

Key facts

  • 9,583 sq ft lot
  • Built 1897
  • Listed 641 days

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 5-bed/4.5-bath single-family listed at $2.10M.

Deal economics

  • At list price, monthly cash flow is $11k ($137k/yr) — positive.
  • The deal already cash-flows at list — no discount required.
  • Meets the 1% rule at list price ($31k rent vs $2.10M).
  • Recommended offer: $1.85M (12.0% below list) — sets the bar for market timing.

Location & tenants

  • Location reads 76/100 on livability (#217 in NY, #3,399 nationally) — a middle-class / working-renter tenant base. Strengths: crime A+, health & safety A+, commute B+; Watch: housing C-, 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); 100% 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 $15k of loan paydown is wiped out by about $63k 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 $588k cash investment doubles in ~6 years — after that, you're playing with house money.

Negotiation context

  • It's been on market 641 days — a 12% lower offer ($1.85M) is reasonable based on typical stale-listing flexibility.
  • 4 sale attempts since 11y 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.
  • Current owner paid $1.35M; list at $2.10M implies a 56% gain — meaningful room to come down on a strong offer.

Risks & watch-outs

  • Watch-outs: built in 1897 — expect roof / HVAC / electrical / plumbing capex.
  • Climate carrying-cost: severe wind risk, 80% chance of damaging wind over 30y; extreme-heat days projected 7→21/yr by 2055 (HVAC capex compounding) — expect insurance premiums to compound above CPI over the hold.
Recommended offer $1,848,000 (12.0% below list)

Questions for the listing agent

  1. It's been on market 641 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 1897 — when were the roof, HVAC, electrical panel, plumbing, and water heater last replaced?
  3. Why hasn't it sold? Are there any deal-killer items the seller is aware of (foundation, flood, title, zoning, code violations)?
  4. Is there a deadline driving the sale (1031 exchange, divorce, estate, relocation)? That informs how much negotiation room exists.
  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
1.47%
Cap rate
12.80%
Cash-on-cash
23.24%
DSCR
2.03
GRM
5.7

CMA / ARV

ARV (median comp)
$2,377,337
List price
$2,100,000
Delta
-11.67%
Verdict
UNDERPRICED
Comps
9 within 1.0 mi
Show comp detail 1 sale within ~0.75 mi
Address Dist Beds/Ba Sqft Sold Price $/sf Match
340 Robinson Rd 0.62mi 4/3.0 (-1) 3,500 (0%) 4mo $2,500,000 $714 57

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
16.2%
Equity multiple
1.65×
Total profit
$384,510
Equity at exit
$313,117
10-year hold
IRR
24.8%
Equity multiple
3.15×
Total profit
$1,266,798
Equity at exit
$181,570

Cash invested: $588,000 (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
5.7×

Monthly cashflow live

Estimated rent
$30,844 medium interval (Pro) →
Mortgage (P&I)
$11,013
Tax from tax record
$1,092 /mo · $13,102/yr
Insurance
$875
HOA
$0
Vacancy / Maint / Mgmt
$6,477
Net cashflow
$11,388

Break-even live

Break-even rent $16,430
Max offer price $2,100,000
Occupancy floor 58%

Sensitivity live

Price -10% $12,576 -5% $11,982 +0% $11,388 +5% $10,793 +10% $10,199
Rent -10% $8,951 -5% $10,169 +0% $11,388 +5% $12,606 +10% $13,824
Rate -1.0pp $12,445 -0.5pp $11,922 base $11,388 +0.5pp $10,843 +1.0pp $10,290

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
$525,000
Closing costs
$63,000
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.

Rent comps 6 comps

AddressBedsBaths SqftRent$/sqft DOM Units Dist
165 Marine Pl Greenport, NY 4.0 4.5 3800 $20,000 $5.26 46d 1 0.94mi
950 Tasker Ln Greenport, NY 4.0 3.5 3500 $36,000 $10.29 46d 1 1.16mi
64230 North Rd Greenport, NY 4.0 3.0 2800 $6,500 $2.32 46d 1 1.23mi
1000 Sound Dr Greenport, NY 5.0 4.5 3700 $45,000 $12.16 46d 1 1.29mi
2700 Sound Dr Greenport, NY 5.0 3.0 3700 $25,000 $6.76 46d 1 1.34mi
63615 North Rd Greenport, NY 4.0 4.5 3500 $7,000 $2.00 46d 1 1.37mi

Listing history 30 events

  1. 2026-06-22
    days on market $2,100,000 Active 641 DOM
  2. 2026-06-21
    days on market $2,100,000 Active 640 DOM
  3. 2026-06-21
    days on market $2,100,000 Active 639 DOM
  4. 2026-06-18
    days on market $2,100,000 Active 637 DOM
  5. 2026-06-17
    days on market $2,100,000 Active 636 DOM
  6. 2026-06-16
    days on market $2,100,000 Active 635 DOM
  7. 2026-06-15
    days on market $2,100,000 Active 634 DOM
  8. 2026-06-13
    days on market $2,100,000 Active 632 DOM
  9. 2026-06-12
    days on market $2,100,000 Active 631 DOM
  10. 2026-06-09
    days on market $2,100,000 Active 628 DOM
  11. 2026-06-08
    days on market $2,100,000 Active 627 DOM
  12. 2026-06-07
    days on market $2,100,000 Active 626 DOM
  13. 2026-06-05
    days on market $2,100,000 Active 624 DOM
  14. 2026-06-04
    days on market $2,100,000 Active 622 DOM
  15. 2026-06-02
    days on market $2,100,000 Active 621 DOM
  16. 2026-06-01
    days on market $2,100,000 Active 620 DOM
  17. 2026-05-31
    days on market $2,100,000 Active 619 DOM
  18. 2024-09-19
    listed $2,100,000 Active 732-char remark
    Show marketing remark (732 chars)

    This beautiful Queen Ann Victorian home includes a priceless location in the heart of Greenport Village. Built in 1897, many of the fine architectural detail in this home is still present today. There are 5 bedrooms in which three of them are ensuites. The property is loaded with gorgeous specimen plantings. There is a large barn behind the pergola covered courtyard. This home makes a perfect Bed and Breakfast (formerly Rubys Cove) with front and back staircases, large parlor rooms and an updated kitchen. Bay Avenue is an amazing location just steps to Main and Front Street shops, fine restaurants, and all transportation., Additional information: Appearance:Excellent,Interior Features:Lr/Dr,Separate Hotwater Heater:y

  19. 2021-01-16
    soldstatus $1,350,000
  20. 2019-07-01
    historical
  21. 2019-06-30
    historical
  22. 2019-03-05
    price $1,199,000
  23. 2019-03-05
    price $1,999,000
  24. 2018-07-16
    listed $1,350,000 New
  25. 2018-07-16
    listed $1,199,000
  26. 2016-11-25
    historical
  27. 2016-02-28
    price $995,000
  28. 2015-11-25
    listed $865,000 New
  29. 2008-12-23
    soldstatus $750,000
  30. 1999-12-30
    soldstatus $210,000

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

Tax reassessment forecast NY · Partial reset (capped growth)

Current annual tax
$13,102 · $1,092/mo
Projected year-2 tax
$24,296 · $2,025/mo
Expected delta
+$11,194/yr (+$933/mo · 85.4%)

ⓘ 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) · 17% chance over 30 yrs
  • 🔥 Wildfire 1/10 Low
  • 🌡 Heat 6/10 Major 7 d/yr ≥90°F today · 21 d/yr by 30 yrs out
  • 💨 Wind 8/10 Severe 80% chance of damaging wind over 30 yrs
  • 🫁 Air quality 3/10 Moderate 3 unhealthy d/yr today · 4 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
$370,132
− Mortgage interest
−$117,633
− Property taxes
−$13,102
− Insurance
−$10,500
− Repairs & maintenance
−$29,611
− Management
−$29,611
− Depreciation
−$61,091
Taxable income
$108,585
combined federal + state — saved on this device
Est. tax owed @ 24.0%
−$26,060
After-tax cash flow
$110,590/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
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

Score
76/100
State rank
#217
US rank
#3399

Category grades

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

Schools grade is shown separately in the Schools card above.

Census & demographics

Census place
Greenport, NY
City population
4,744
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

+900.0% since first listed
13 events — show timeline
  • 2024-09-19 Listed $2,100,000 OneKey® MLS as Distributed by MLS Grid
  • 2021-01-16 Sold (Public Records) $1,350,000 Public Records
  • 2019-07-01 Listing Removed OneKey® MLS as Distributed by MLS Grid
  • 2019-06-30 Listing Removed Cincy MLS
  • 2019-03-05 Price Changed $1,199,000 OneKey® MLS as Distributed by MLS Grid
  • 2019-03-05 Price Changed $1,999,000 OneKey® MLS as Distributed by MLS Grid
  • 2018-07-16 Listed $1,199,000 Cincy MLS
  • 2018-07-16 Listed $1,350,000 OneKey® MLS as Distributed by MLS Grid
  • 2016-11-25 Listing Removed OneKey® MLS as Distributed by MLS Grid
  • 2016-02-28 Price Changed $995,000 OneKey® MLS as Distributed by MLS Grid
  • 2015-11-25 Listed $865,000 OneKey® MLS as Distributed by MLS Grid
  • 2008-12-23 Sold (Public Records) $750,000 Public Records
  • 1999-12-30 Sold (Public Records) $210,000 Public Records

Property tax history

+5.7%/yr

Latest (2025): $13,102 · +0.0% YoY. Source: county tax records.

Cash-flow waterfall

monthly

Sold comps — $/sqft

last 12 mo · ≤1 mi

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