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11 Bay Ave Multi-family
B- Composite 69.74
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 +24.8/30.0
  • ARV discount +15.0/15.0
  • DSCR +8.0/10.0
  • Schools +6.7/10.0
  • 1% rule +5.8/10.0
  • Rent growth +3.8/5.0
  • Livability +3.2/5.0
  • Condition / age +2.5/5.0
  • Appreciation +0.0/10.0

$730,000

11 Bay Ave · East Patchogue, NY 11772
5 bd · 3.0 ba · 1,854 sqft · MultiFamily public records · 29 Days on market
Built 1900 5,227 sqft lot $394/sqft · 26% below area Est $987k · 26% under

🖨 Deal sheet 📄 Offer letter ✓ Due diligence

Multi-family units

County records classify this as Multi-Family (2-4 Unit). Listing-text estimate: 1 unit. estimate disagrees with records

Listing remarks

Updated Legal 2 Family with separate oil burners, oil tanks and electric meters. Non-Owner Occupied. Tenants want to stay. Low taxes. Convenient to restaurants, theatre and train. Tenants pay utilities. All permits are current. Great investment.

Key facts

  • Separate oil burners
  • Electric meters
  • Oil tanks

Tags

SEPARATE OIL BURNERSOIL TANKSELECTRIC METERSCURRENT PERMITS

Property features AI

Exterior

  • Parking: Driveway; No carport
  • Utilities: Cesspool sewer; Cable available; Electricity connected; Private trash collection; Water available and connected
  • Home design: Single family residence; Two levels
  • Construction: Frame construction
  • Exterior features: Frame construction; Near public transit; Near shops; Paved access

Interior

  • Kitchen: Electric oven; Electric range; Microwave; Refrigerator; Exhaust fan
  • Bedrooms: Bedrooms on two levels
  • Bathrooms: Three full bathrooms
  • Heating & cooling: Baseboard heating; Hot water heating; Oil heating; No central cooling
  • Interior features: Eat-in kitchen; Pantry; Nine total rooms
  • Laundry & utility: Electric water heater

Neighborhood map

Property Rental comp Retail Transit Schools Stadiums Fortune 500 · Circle radius: 3.0 mi
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What this means for you Summary

Snapshot

  • This is a 5-bed/3.0-bath multifamily listed at $730k.

Deal economics

  • At list price, monthly cash flow is $2k ($18k/yr) — positive.
  • The deal already cash-flows at list — no discount required.
  • Meets the 1% rule at list price ($8k rent vs $730k).
  • Recommended offer: $719k (1.5% below list) — sets the bar for market timing.
  • Cap rate 8.8% vs local median 3.1% in East Patchogue — 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 64/100 on livability (#769 in NY) — a middle-class / working-renter tenant base. Strengths: employment A+, housing A+, health & safety B; Watch: schools D, amenities F, commute F.
  • Patchogue-Medford Union Free School District (suburban): math 83% / reading 69% proficiency, ranked #73 of 590 in NY (top 12%) — strong family-tenant draw, lease renewals of 3-5y typical.
  • Market conditions: Rents rising fast (+5.1%/yr); 216 active listings in the ZIP; solid renter incomes; 1,366 units permitted in Suffolk County in 2024 (216 in 5+ unit buildings).
  • At $7,874/mo this rent would consume 90% of the median local household income ($105k/yr) (locally 1595% 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 (-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 + 5.1% rent growth), your $204k cash investment doubles in ~10 years — after that, you're playing with house money.

Negotiation context

  • It's been on market 29 days — a 2% lower offer ($719k) is reasonable based on typical stale-listing flexibility.
  • Current owner paid $339k; list at $730k implies a 115% gain — meaningful room to come down on a strong offer.

Risks & watch-outs

  • Watch-outs: built in 1900 — expect roof / HVAC / electrical / plumbing capex.
Recommended offer $719,050 (1.5% below list)

Questions for the listing agent

  1. Built in 1900 — when were the roof, HVAC, electrical panel, plumbing, and water heater last replaced?
  2. Is there a deadline driving the sale (1031 exchange, divorce, estate, relocation)? That informs how much negotiation room exists.
  3. 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?
  4. 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.
  5. 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.
  6. 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
1.08%
Cap rate
8.82%
Cash-on-cash
9.04%
DSCR
1.40
GRM
7.7

CMA / ARV

ARV (median comp)
$987,352
List price
$730,000
Delta
-26.06%
Verdict
UNDERPRICED
Comps
7 within 1.0 mi
Show comp detail 1 sale within ~0.75 mi
Address Dist Beds/Ba Sqft Sold Price $/sf Match
45 Rider Ave 0.20mi 5/2.0 1,870 (+1%) 3mo $726,000 $388 83

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 · 5.07% rent growth · sell at horizon

5-year hold
IRR
-0.4%
Equity multiple
0.98×
Total profit
$-3,555
Equity at exit
$108,845
10-year hold
IRR
11.2%
Equity multiple
1.95×
Total profit
$194,457
Equity at exit
$63,117

Cash invested: $204,400 (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 11772

Rents YoY
5.1%
Active inventory
216
Price-to-rent
23.2×

Monthly cashflow live

Estimated rent
$7,874 high interval (Pro) →
Mortgage (P&I)
$3,828
Tax from tax record
$548 /mo · $6,573/yr
Insurance
$304
HOA
$0
Vacancy / Maint / Mgmt
$1,654
Net cashflow
$1,540

Break-even live

Break-even rent $5,924
Max offer price $730,000
Occupancy floor 75%

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

UnitsBedsBathsEst. rent
Total (3 units) $7,874

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
$182,500
Closing costs
$21,900
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 6 events

  1. 2026-06-01
    days on market $730,000 Active 29 DOM
  2. 2026-05-31
    days on market $730,000 Active 28 DOM
  3. 2026-05-03
    listed $730,000 Active 245-char remark
  4. 2007-11-13
    soldstatus $339,350
  5. 1993-12-03
    soldstatus $97,500
  6. 1988-08-19
    soldstatus $100,000

ⓘ 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
$6,573 · $548/mo
Projected year-2 tax
$9,455 · $788/mo
Expected delta
+$2,882/yr (+$240/mo · 43.8%)

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

Nearby sold comps map

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Walkable amenities ~0.75 mi

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Taxation est. · year 1

Rental income
$94,488
− Mortgage interest
−$40,891
− Property taxes
−$6,573
− Insurance
−$3,650
− Repairs & maintenance
−$7,559
− Management
−$7,559
− Depreciation
−$21,236
Taxable income
$7,019
combined federal + state — saved on this device
Est. tax owed @ 24.0%
−$1,685
After-tax cash flow
$16,799/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
Patchogue-Medford Union Free School District
NCES district ID
3622470
Math proficiency
83% ▲ 27.00%
Reading proficiency
69% ▲ 15.00%
Median HH income
$75,120
Composite
66.81/100
National rank
#405
State rank
#73 of 590 in NY

Livability — East Patchogue

Score
64/100
State rank
#769
US rank
#14732

Category grades

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

Schools grade is shown separately in the Schools card above.

Census & demographics

Census place
East Patchogue, NY
County
Suffolk County · 679,920 people
City population
45,006
Metro
New York-Newark-Jersey City, NY-NJ-PA
Population (ZIP)
45,023
Household income
$105,245
Rent vs Own
31.1% rent · 68.9% own
Severe rent burden
1595.0

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 (66%)
Race & ethnicity
White 66% Hispanic / Latino 24% Two or more races 8% Black 4% Asian 3%
Hispanic origin (detail)
Mexican 1% Puerto Rican 5% Dominican 2%
Common ancestry
Romanian 4% Lithuanian 2% Scotch-Irish 2%
Foreign-born
15% · Canada, Jamaica, China
Languages at home
78% English-only · Spanish 15% Other Asian/Pacific 2% Other Indo-European 1%

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
▼ -578.02%
Current HPI
375.1174
Rent YoY
▲ 5.07%
Metro
New York-Newark-Jersey City, NY-NJ-PA
State GDP YoY
▲ 2.60%
F500 in state
92

Industry mix (Fortune 500 HQ in NY)

Industry F500 HQs Revenue

Price history

+630.0% since first listed
5 events — show timeline
  • 2026-06-02 Listing Removed OneKey® MLS as Distributed by MLS Grid
  • 2026-05-03 Listed $730,000 OneKey® MLS as Distributed by MLS Grid
  • 2007-11-13 Sold (Public Records) $339,350 Public Records
  • 1993-12-03 Sold (Public Records) $97,500 Public Records
  • 1988-08-19 Sold (Public Records) $100,000 Public Records

Property tax history

+2.5%/yr

Latest (2025): $6,573 · +0.0% YoY. Source: county tax records.

Cash-flow waterfall

monthly

Sold comps — $/sqft

last 12 mo · ≤1 mi

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