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591 Sheffield Ave Duplex
C+ Composite 63.23
Why this score? — see what drove the C+ 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 +22.2/30.0
  • ARV discount +14.2/15.0
  • DSCR +7.1/10.0
  • Schools +5.0/10.0
  • 1% rule +4.7/10.0
  • Rent growth +3.8/5.0
  • Livability +3.8/5.0
  • Condition / age +2.5/5.0
  • Appreciation +0.0/10.0

$849,000

591 Sheffield Ave · New York, NY 11207
8 bd · 2.0 ba · 2,200 sqft · MultiFamily public records · 61 Days on market
Built 1910 2,375 sqft lot Est $997k · 15% under

🖨 Deal sheet 📄 Offer letter ✓ Due diligence

Multi-family units

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

Listing remarks

Welcome to 591 Sheffield Avenue, a solid brick, semi-detached two-family home in East New York, Brooklyn. Set on a 25x95 lot with a 20x55 building footprint, this well-maintained property offers approximately 2,200 square feet of residential space, plus an additional 1,100 square feet of finished basement space with both interior and exterior access. The first-floor apartment features 5 rooms, 3 bedrooms, and 1 full bathroom with direct access to the front porch, while the top-floor apartment offers 6 rooms, 4 bedrooms, 1 full bathroom, and a private front-facing balcony. The home includes brick construction, a 2-car garage with shared driveway, gas boiler, separate water heater, and 100-am

Key facts

  • Second-floor balcony
  • Front porch
  • 2-car garage

Tags

PRIVATE FRONT-FACING BALCONYFULLY FINISHED BASEMENTBRICK CONSTRUCTION2-CAR GARAGEFRONT PORCHSECOND-FLOOR BALCONY

Property features AI

Finance

  • Other: Two residential units (multifamily) — Unit 1: 3 bedrooms, 1 bath, 5 rooms; Unit 2: 4+ bedrooms, 1 bath, 6 rooms (Unit 2 currently month-to-month)
  • Financial info: Financing options considered: exchange, assumption, bank mortgage, cash, lease/purchase, owner

Exterior

  • Parking: Shared driveway; Detached garage with 2 parking spaces
  • Utilities: 100 Amp electric; Gas hot water; Gas heating (steam/radiator)
  • Home design: Semi-detached residential building; Flat roof; Stone foundation; Building footprint approximately 1,100; Building dimensions about 55.00 x 20.00; Zoning R6
  • Construction: Brick construction; Flat roof; Stone foundation
  • Exterior features: Back yard; Brick exterior

Interior

  • Kitchen: Refrigerator; Stove
  • Bedrooms: Two-unit property: one unit with 3 bedrooms, the other with 4 bedrooms; Total bedrooms by level: 3 on level 1, 4 on level 2
  • Flooring: Hardwood floors
  • Bathrooms: Two full bathrooms (one on each level)
  • Heating & cooling: Steam/radiator heat; Gas-fired hot water; 100 Amp electric service
  • Interior features: Finished full basement; Refrigerator; Stove
  • Laundry & utility: No central AC units reported

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 2 × 4-bed/1.0-bath units multifamily listed at $849k.

Deal economics

  • At list price, monthly cash flow is $1k ($17k/yr) — positive. Per door: $691/mo.
  • The deal already cash-flows at list — no discount required.
  • To meet the 1% rule (rent ≥ 1% of price), the offer needs to be $823k (3.1% below list).
  • Recommended offer: $798k (6.0% below list) — sets the bar for market timing.
  • Cap rate 8.2% vs local median 2.6% in New York — 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 75/100 on livability (#268 in NY, #4,188 nationally) — a middle-class / working-renter tenant base. Strengths: amenities A+, commute A+, health & safety A; Watch: crime F, cost of living F.
  • Market conditions: Rents rising fast (+5.3%/yr); 251 active listings in the ZIP; 10,063 units permitted in Kings County in 2024 (9,789 in 5+ unit buildings).
  • At $8,226/mo this rent would consume 175% of the median local household income ($57k/yr) (locally 7510% 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 $6k of loan paydown is wiped out by about $25k of value loss. Plan a longer hold.
  • Kings County population projected at +13% by 2050 — modest demand growth; plan on rents tracking national, not racing it.

Negotiation context

  • It's been on market 61 days — a 6% lower offer ($798k) is reasonable based on typical stale-listing flexibility.

Risks & watch-outs

  • Watch-outs: built in 1910 — expect roof / HVAC / electrical / plumbing capex.
  • Climate carrying-cost: major wind risk, 65% chance of damaging wind over 30y; extreme-heat days projected 7→15/yr by 2055 (HVAC capex compounding) — expect insurance premiums to compound above CPI over the hold.
Recommended offer $798,060 (6.0% below list)

Questions for the listing agent

  1. It's been on market 61 days. Have you received any prior offers? Is the seller open to a 6% concession, seller financing, or rate buy-down credit?
  2. Can we see the unit-by-unit rent roll, current vacancy, and any below-market leases? What's the average tenancy length?
  3. What capital expenditures (roof, boiler, parking lot, exteriors) have been made in the last 5 years, and what's planned in the next 2?
  4. Built in 1910 — when were the roof, HVAC, electrical panel, plumbing, and water heater last replaced?
  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 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?
  8. 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?
  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 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
0.97%
Cap rate
8.25%
Cash-on-cash
6.98%
DSCR
1.31
GRM
8.6

CMA / ARV

ARV (on-the-fly)
$996,600
Comps found
3
Show comp detail 3 sales within ~0.75 mi
Address Dist Beds/Ba Sqft Sold Price $/sf Match
541 Hinsdale St 0.20mi 8/2.0 2,160 (-2%) 6mo $977,000 $452 83
442 Newport St 0.24mi 8/3.0 2,040 (-7%) 7mo $999,000 $490 67
919 Dumont Ave 0.63mi 7/4.0 (-1) 2,320 (+6%) 18mo $1,050,000 $453 34

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 · 5.29% rent growth · sell at horizon

5-year hold
IRR
-3.3%
Equity multiple
0.87×
Total profit
$-30,481
Equity at exit
$126,589
10-year hold
IRR
8.5%
Equity multiple
1.71×
Total profit
$168,831
Equity at exit
$73,406

Cash invested: $237,720 (down + closing). Projections, not guarantees.

Landlord ↔ Tenant lean methodology

Overall (CITY)
0 Strongly Tenant-Friendly
State New York
15 Strongly Tenant-Friendly · D+10
County
— inherits STATE
City New York
0 Strongly Tenant-Friendly · D+34
Rent Stabilization Code; HSTPA; 6+ months in housing court.

ZIP-level market 11207

Home prices YoY
-26.3%
Rents YoY
5.3%
Active inventory
251
Price-to-rent
17.2×

Monthly cashflow live

Estimated rent
$8,226 medium interval (Pro) →
Mortgage (P&I)
$4,452
Tax from tax record
$310 /mo · $3,722/yr
Insurance
$354
HOA
$0
Vacancy / Maint / Mgmt
$1,727
Net cashflow
$1,382

Break-even live

Break-even rent $6,476
Max offer price $849,000
Occupancy floor 78%

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

UnitsBedsBathsEst. rent
Total (2 units) $8,226

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
$212,250
Closing costs
$25,470
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 13 events

  1. 2026-06-18
    days on market $849,000 Active 61 DOM
  2. 2026-06-17
    days on market $849,000 Active 60 DOM
  3. 2026-06-16
    days on market $849,000 Active 59 DOM
  4. 2026-06-15
    days on market $849,000 Active 58 DOM
  5. 2026-06-13
    days on market $849,000 Active 56 DOM
  6. 2026-06-10
    days on market $849,000 Active 52 DOM
  7. 2026-06-08
    days on market $849,000 Active 51 DOM
  8. 2026-06-08
    days on market $849,000 Active 50 DOM
  9. 2026-06-04
    days on market $849,000 Active 47 DOM
  10. 2026-06-03
    days on market $849,000 Active 46 DOM
  11. 2026-06-01
    days on market $849,000 Active 44 DOM
  12. 2026-05-31
    days on market $849,000 Active 43 DOM
  13. 2026-04-18
    listed $849,000 Active

ⓘ 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
$3,722 · $310/mo
Projected year-2 tax
$9,035 · $753/mo
Expected delta
+$5,313/yr (+$443/mo · 142.8%)

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

Climate risk First Street

  • 🌊 Flood 1/10 Low FEMA zone X (unshaded) · 0% chance over 30 yrs
  • 🔥 Wildfire 1/10 Low
  • 🌡 Heat 6/10 Major 7 d/yr ≥99°F today · 15 d/yr by 30 yrs out
  • 💨 Wind 6/10 Major 65% chance of damaging wind over 30 yrs
  • 🫁 Air quality 5/10 Major 6 unhealthy d/yr today · 8 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
$98,712
− Mortgage interest
−$47,557
− Property taxes
−$3,722
− Insurance
−$4,245
− Repairs & maintenance
−$7,897
− Management
−$7,897
− Depreciation
−$24,698
Taxable income
$2,696
combined federal + state — saved on this device
Est. tax owed @ 24.0%
−$647
After-tax cash flow
$15,942/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)

No district data.

Livability — New York

Score
75/100
State rank
#268
US rank
#4188

Category grades

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

Schools grade is shown separately in the Schools card above.

Census & demographics

Census place
New York, NY
County
Kings County · 2,614,986 people
City population
7,731,280
Metro
New York-Newark-Jersey City, NY-NJ-PA
Population (ZIP)
93,198
Household income
$56,523
Rent vs Own
74.1% rent · 25.9% own
Severe rent burden
7510.0

Population outlook (Kings County) Hauer SSP2

Today (2025)
2,847,441 people
By 2030
2,937,006 · +3.1%
By 2040
3,095,491 · +8.7%
By 2050
3,228,968 · +13.4%
By 2075
3,321,723 · +16.7%
By 2100
3,111,387 · +9.3%

Race, ethnicity, and origin ACS 2023

Neighborhood character
Diverse neighborhood (Simpson 0.59)
Race & ethnicity
Black 54% Hispanic / Latino 33% Two or more races 10% White 5% Asian 2%
Hispanic origin (detail)
Mexican 3% Puerto Rican 11% Dominican 11%
Common ancestry
Hispanic 1% Swiss 1%
Foreign-born
31% · Canada, Mexico, Jamaica
Languages at home
67% English-only · Spanish 27% French/Haitian/Cajun 2% Other Indo-European 1%

Political lean MEDSL · Kings

2024 margin
Solid D (+44.0) · D 72.0% · R 28.0%
2008→2024 swing
-15.5pp toward R · 2008: 59.4pp · 2024: 44.0pp
All cycles
2024: D+44.0 2020: D+54.8 2016: D+61.8 2012: D+63.9 2008: D+59.4

Not yet ingested

Civics

Market trends

HPI YoY
▼ -138.76%
Current HPI
388.434
Rent YoY
▲ 5.29%
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

1 event — show timeline
  • 2026-04-18 Listed $849,000 BNYMLS

Property tax history

+4.7%/yr

Latest (2025): $3,722 · -1.5% YoY. Source: county tax records.

Cash-flow waterfall

monthly

Sold comps — $/sqft

last 12 mo · ≤1 mi

Loading sold comps…