-10.9% 5y IRR — capital outlay disproportionate to returns
No rent comparables — estimate is a rule-of-thumb fallback, not market data. Verify the rent locally before offering.
Property research tool — not a regulated financial service. Numbers are point-in-time estimates; how we decide →
Monthly cashflow
−£4K/mo
You top up £4K/mo
Price vs market
Above comparable sales
+12% vs 12 sold
Return · IRR
-10.9%/yr
Loses money over 5 years
Cash to get in
£558K
Deposit + fees + refurb
Price £1.40MReturn before costson price2.27%5-yr return on cash -38%Rent est. £2,641 (£2,582–£2,701)
How we define each return:On price — gross yield = annual rent ÷ purchase price.On cost — net yield ÷ total project cost (price + refurb + fees).On cash — cash-on-cash & ROI ÷ the actual cash you put in (deposit + costs).
Listing seen …
What-if calculator
Edit any input — outputs recalc liveRates as of 20 May 2026
Buy-to-Let. Standard rental on an Assured Shorthold Tenancy. Single household, market rent, paid monthly direct to landlord (or via agent). (hover any strategy tab for pros + cons)
Offer (£)
Monthly rent (£)
Local comp range: £2,582–£2,701/mo · n=6
Financing
DepositYour cash in — the rest is the mortgage25% · £348,750
5%100% (cash buy)
Standard 75% LTV for BTL
Mortgage rate5y fixed5.8%
3.0%9.0%
5-year fixed at 75% LTV — 5.75% (as of 2026-05-20).
Mortgage term (years)
Stress rate6.5%
5.0%9.0%
BoE base + 2pp stress (6.5%)
Acquisition costs
Refurb (£)
Per-property refurb estimate from the element rate-card model (£22,701–£42,375 range), VAT-inclusive
Legal + survey (£)
Standard house — £2,400 legal + £1,300 survey
Mortgage fees (£)
2% product fee on £1,046,250 loan + £1,000 booking fee
Cladding safety certificateNot stated on the listingHeritageNot stated on the listing
Heritage& planning constraintsNHLE register
We don't ingest the NHLE bulk register, so we can't flag listed-building or conservation-area status for this address from our data alone. Use the official registry to verify before exchanging.
Total cash neededdeposit + costs (loan covers the rest)£557,643
Green = verified data. Amber = market typical. Red = our estimate — verify before offering.
About this propertydescription · rightmove
Description& agent copyRightmove
Discover the charm and elegance of Old Lodge House of Elmstead Knoll Manor which was demolished in 1980's when Old Manor Way was created. A stunning detached residence in a quiet close situated in the heart of Bromley overlooking private woodland. This exquisite four-bedroom home offers a perfect blend of traditional character and modern convenience, high vaulted ceilings and double-triple aspect large windows. With three generous reception rooms, the property is ideal for bo…
2.27% Return before costs — around the area average for this property type.
Monthly profit −£3,777/mo at the default 25% deposit @ 5.5% — open the calculator to stress-test.
Price
£1.4M
12% above sold comps
Return before costs
2.27%
est rent £2,641/monot enough comparablesRange £2,582–£2,701/mo (Q1–Q3)
Bedrooms
4
2 bath
Energy rating
—
Energy rating
Run the numbers
Each tab prefills
What-if calculator
Edit any input — outputs recalc liveRates as of 20 May 2026
Buy-to-Let. Standard rental on an Assured Shorthold Tenancy. Single household, market rent, paid monthly direct to landlord (or via agent). (hover any strategy tab for pros + cons)
Offer (£)
Monthly rent (£)
Local comp range: £2,582–£2,701/mo · n=6
Financing
DepositYour cash in — the rest is the mortgage25% · £348,750
5%100% (cash buy)
Standard 75% LTV for BTL
Mortgage rate5y fixed5.8%
3.0%9.0%
5-year fixed at 75% LTV — 5.75% (as of 2026-05-20).
Mortgage term (years)
Stress rate6.5%
5.0%9.0%
BoE base + 2pp stress (6.5%)
Acquisition costs
Refurb (£)
Per-property refurb estimate from the element rate-card model (£22,701–£42,375 range), VAT-inclusive
Legal + survey (£)
Standard house — £2,400 legal + £1,300 survey
Mortgage fees (£)
2% product fee on £1,046,250 loan + £1,000 booking fee
Housing-benefit (LHA) scheme detailBRMA Outer South East London · cap £1,795/mo
Housing-benefit rent scheme detail
Per-BRMA Local Housing Allowance + per-LA council leasing scheme.
Rental Market Area (BRMA):
Outer South East London
LHA monthly cap:
£1,795
Year-by-year Monthly profit (5-yr horizon)
Net Monthly profit after tax. Rent + costs compound at their growth rates; mortgage principal amortises year-by-year for repayment loans.
Mortgage paydownRent profitbefore price growth
Full year-by-year breakdown
Year
Gross Rent
Op Costs
Mortgage
Equity Built
Tax
Net
Cumulative
Year 1
£31,692
£7,793
£68,006
£0
£0
-£44,107
-£44,107
Year 2
£32,643
£8,027
£68,006
£0
£0
-£43,390
-£87,497
Year 3
£33,622
£8,267
£68,006
£0
£0
-£42,652
-£130,149
Year 4
£34,631
£8,515
£68,006
£0
£0
-£41,891
-£172,040
Year 5
£35,670
£8,771
£68,006
£0
£0
-£41,107
-£213,147
Rent by the roomupside
Tap to expand
Rent by the room conversion upside—▾
Required
Rooms (3+)4 bd
If converted
Gross Rent by the room yield—
What we verified
12 total
5007
Legal & planning4▾
Article 4HMO restriction lookupUnknown
Rent by the room licensingMandatory if 5+ unrelatedCheck LPA
TenureTenure typeFreehold
HeritageListed building / conservation areaNot stated on the listing
Building condition3▾
EPCPostcode estimate — check the registerNot stated on the listing
EWS1External wall safety (cladding)Not stated on the listing
Refurb costBased on beds + baths + sqftEstimate available
Area3▾
Crimepolice.uk · monthlyChecking…
SchoolsGIAS · OfstedChecking…
FloodEA Flood Map · England onlyChecking…
Investor profile2▾
Tenant profileBeds + postcode heuristicFamily / Rent by the room
Rent by the room feasibilityMin 3 beds for C4 routeFeasible
Comparables
sold within 0.5 mi
Wide · CV 28.7%Med confidence
Loading nearby sold…
Location & transport
Score 100/100
Loading map…
PropertySchoolsUniversitiesStationsArticle 4
Transport detail not loaded for this property.
Tax & exit
Ltd Co
Tax bandLtd Co 25%
Mortgage-interest tax rule credit£13,601
Annual rental tax£0
CGT yr 5£0 · company level
5y net total-£213,147
Acquisition costs
£558K
25% deposit£348,750
Stamp duty£153,000
Refurb£30,268
Legal + survey£3,700
Mortgage + broker£21,925
Cash needed£557,643
Green = verified data. Amber = market typical. Red = our estimate — verify before offering.
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Description& agent copyRightmove
Discover the charm and elegance of Old Lodge House of Elmstead Knoll Manor which was demolished in 1980's when Old Manor Way was created. A stunning detached residence in a quiet close situated in the heart of Bromley overlooking private woodland. This exquisite four-bedroom home offers a perfect blend of traditional character and modern convenience, high vaulted ceilings and double-triple aspect large windows. With three generous reception rooms, the property is ideal for bo…