-1.9% 5y IRR — capital outlay disproportionate to returns
Property research tool — not a regulated financial service. Numbers are point-in-time estimates; how we decide →
Monthly cashflow
−£194/mo
You top up £194/mo
Price vs market
Below market value
-3% vs 12 sold · interior unseen
Return · IRR
-1.9%/yr
Loses money over 5 years
Cash left in
£118K
Stays in after refinancing at value
Price £315KCash to buy £125KReturn before costson price6.97%5-yr return on cash -3%Rent est. £1,829 (£1,686–£1,984)
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: £1,686–£1,984/mo · n=150
Financing
DepositYour cash in — the rest is the mortgage25% · £78,750
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 (£12,558–£23,442 range), VAT-inclusive
Legal + survey (£)
Leasehold flat — £1,875 legal + £650 survey
Mortgage fees (£)
2% product fee on £236,250 loan + £1,000 booking fee
Running costs
Management10%
0%20%
Typical BTL agency rate
Void weeks
Typical voids for BTL
Insurance (£/mo)
Typical BTL building+landlord cover for £200K–£400K
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)£125,244
Green = verified data. Amber = market typical. Red = our estimate — verify before offering.
About this propertydescription · zoopla
Description& agent copyZoopla
O.I.R.O £325,000 to £350,000
This two bedroom, first floor apartment is located in the desirable Durham Avenue, perfectly located for Bromley South station which offers a fast service into London Victoria.
The apartment comprises of a bright and spacious dual aspect lounge which leads into the kitchen, there are two double bedrooms and a bathroom,
Additional benefits to the property include long lease, allocated parking and double glazing throughout, communal grounds and the…
Priced below market -3% vs 12 nearby sold (last 12 mo)
Energy rating D — must hit C by 2030 (~£3,000–£7,000)
Price
£315K
3% below sold comps
Return before costs
6.97%
est rent £1,829/mo150 comps within 1 kmRange £1,686–£1,984/mo (Q1–Q3)
Bedrooms
2
1 bath
Energy rating
D
Energy rating
Deal flags1 issue
EPC D — upgrade by 2030
Must reach EPC C by 2030 to let on a new tenancy
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: £1,686–£1,984/mo · n=150
Financing
DepositYour cash in — the rest is the mortgage25% · £78,750
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 (£12,558–£23,442 range), VAT-inclusive
Legal + survey (£)
Leasehold flat — £1,875 legal + £650 survey
Mortgage fees (£)
2% product fee on £236,250 loan + £1,000 booking fee
Running costs
Management10%
0%20%
Typical BTL agency rate
Void weeks
Typical voids for BTL
Insurance (£/mo)
Typical BTL building+landlord cover for £200K–£400K
Short-let (SA) context243 active short-lets nearby
Short-let market context
Local nightly-rate and occupancy benchmarks for this postcode.
243 active short-let listings in this postcode
Housing-benefit (LHA) scheme detailBRMA Outer South East London · cap £1,296/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:
£1,296
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
£21,948
£8,075
£15,356
£0
£0
-£1,483
-£1,483
Year 2
£22,606
£8,317
£15,356
£0
£0
-£1,067
-£2,551
Year 3
£23,285
£8,567
£15,356
£0
£0
-£639
-£3,189
Year 4
£23,983
£8,824
£15,356
£0
£0
-£197
-£3,386
Year 5
£24,703
£9,089
£15,356
£0
£49
£209
-£3,178
Rent by the roomupside
Tap to expand
Rent by the room conversion upside—▾
Required
Rooms (3+)2 bd
If converted
Gross Rent by the room yield—
What we verified
13 total
4306
Legal & planning4▾
Article 4HMO restriction lookupUnknown
Rent by the room licensingMandatory if 5+ unrelatedN/A
TenureLeasehold years remaining155 yr
HeritageListed building / conservation areaNot stated on the listing
Building condition4▾
EPC~£3,000–£7,000 to upgrade to CD
EWS1External wall safety (cladding)Not stated on the listing
Refurb costBased on beds + baths + sqftEstimate available
Service chargeReduces net yield£2,000/yr
Area3▾
Crimepolice.uk · monthlyChecking…
SchoolsGIAS · OfstedChecking…
FloodEA Flood Map · England onlyChecking…
Investor profile2▾
Tenant profileBeds + postcode heuristicFamily let
Rent by the room feasibilityMin 3 beds for C4 routeBelow threshold
Comparables
sold within 0.5 mi
Wide · CV 24.3%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£3,071
Annual rental tax£0
CGT yr 5£0 · company level
5y net total-£3,178
Acquisition costs
£125K
25% deposit£78,750
Stamp duty£21,500
Refurb£16,744
Legal + survey£2,525
Mortgage + broker£5,725
Cash needed£125,244
Green = verified data. Amber = market typical. Red = our estimate — verify before offering.
Make an offer
Pro analysis — outcome range, stress tests & portfolio impact
Your notes
Auto-saves
Description& agent copyZoopla
O.I.R.O £325,000 to £350,000
This two bedroom, first floor apartment is located in the desirable Durham Avenue, perfectly located for Bromley South station which offers a fast service into London Victoria.
The apartment comprises of a bright and spacious dual aspect lounge which leads into the kitchen, there are two double bedrooms and a bathroom,
Additional benefits to the property include long lease, allocated parking and double glazing throughout, communal grounds and the…