Stress Rent-covers-mortgage check PASS at 6.5% rate stress — lender-friendly
Why to be cautious
No rent comparables — estimate is a rule-of-thumb fallback, not market data. Verify the rent locally before offering.
EPC band not stated — verify the certificate before offering (2030 MEES minimum is band C).
Property research tool — not a regulated financial service. Numbers are point-in-time estimates; how we decide →
Monthly cashflow
+£181/mo
Barely breaks even each month
Price vs market
Above comparable sales
+54% vs 12 sold
Return · IRR
2.9%/yr
Modest annualised return
Cash to get in
£89K
Deposit + fees + refurb
Price £220KReturn before costson price13.16%5-yr return on cash 21%Rent est. £2,412 (£2,138–£2,721)
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: £2,138–£2,721/mo · n=24
Financing
DepositYour cash in — the rest is the mortgage25% · £55,000
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 (£11,333–£21,155 range), VAT-inclusive
Legal + survey (£)
Leasehold flat — £1,500 legal + £500 survey
Mortgage fees (£)
2% product fee on £165,000 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
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
£28,944
£14,425
£10,725
£0
£721
£3,073
£3,073
Year 2
£29,812
£14,858
£10,725
£0
£804
£3,425
£6,498
Year 3
£30,707
£15,304
£10,725
£0
£889
£3,789
£10,287
Year 4
£31,628
£15,763
£10,725
£0
£977
£4,163
£14,451
Year 5
£32,577
£16,236
£10,725
£0
£1,067
£4,549
£19,000
Year 5 disposal
Disposal gain (gross)-£13,186
CGT£0
Net Disposal proceeds£236,825
What we verified
What we verified
12 total · click to expand
32073 ok · 2 caution · 0 fail · 7 unknown
Legal & planning
LeaseholdLeaseholdTenure & planningLeasehold
Legal & planning
2 checks
TenureUnknown
Lease lengthUnknown
Council planning restrictionUnknown
Council planning restrictionRent by the room conversion gatePlanning data
Conversion approvability
Per-property planning assessment
Likely approvable71% likely
Confidence: low
•Article 4 direction applies — planning permission required for C3->C4 HMO
•no known HMOs within 40m (below threshold)
•local council HMO approval rate 71% (187 decisions)
•this council refuses HMOs that would sandwich a family home between two HMOs — check both adjoining properties
•NO HMO concentration data for this council: neither a licensed register nor granted change-of-use decisions nearby. This is ABSENCE OF DATA, not absence of HMOs — verify with the council before relying on it
Rent by the room concentration nearby
≈0.0% within 40 m vs 10% policy
Rent by the room restriction
C3 to C4 conversion
Unknown
Confidence
low
Source
No LPA data for this prefix
Rates as of May 2026
Building condition
Energy ratingUnknown
EPC& 2030 deadlineEPC register
EPC band not available in the listing. The 2030 MEES minimum is band C — verify the certificate before offering.
EPC band from listing · verify certificate before exchanging
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)£89,311
Green = verified data. Amber = market typical. Red = our estimate — verify before offering.
About this propertydescription · rightmove
Description& agent copyRightmove
CHAIN FREE Duplex Penthouse Apartment Ocean Village Location Three Balconies Three Bedrooms Under Croft Parking
Set within the highly sought-after Charter House development on the fringes of Ocean Village, this exceptionally spacious three-bedroom penthouse apartment offers an impressive arrangement of accommodation across both the sixth and seventh floors, enjoying elevated southerly views towards Southampton waterside.
Charter House, 85 Canute Road, Southampton, Hampshire, SO14
flat · 3 bed · 2 bath
£220,000
est £2,412 · 13.16% gross
Chain free
1 / 18
85/100
Strong
Real 13.16% — fundamentals work.
Stress Rent-covers-mortgage check PASS at 6.5% rate stress
13.16% Return before costs — above-market
Chain free
Price
£220K
54% above sold comps
Return before costs
13.16%
est rent £2,412/monot enough comparablesRange £2,138–£2,721/mo (Q1–Q3)
Bedrooms
3
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: £2,138–£2,721/mo · n=24
Financing
DepositYour cash in — the rest is the mortgage25% · £55,000
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 (£11,333–£21,155 range), VAT-inclusive
Legal + survey (£)
Leasehold flat — £1,500 legal + £500 survey
Mortgage fees (£)
2% product fee on £165,000 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
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 37.1%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£2,145
Annual rental tax£509
CGT yr 5£0 · company level
5y net total£19,000
Acquisition costs
£89K
25% deposit£55,000
Stamp duty£12,900
Refurb£15,111
Legal + survey£2,000
Mortgage + broker£4,300
Cash needed£89,311
Green = verified data. Amber = market typical. Red = our estimate — verify before offering.
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Description& agent copyRightmove
CHAIN FREE Duplex Penthouse Apartment Ocean Village Location Three Balconies Three Bedrooms Under Croft Parking
Set within the highly sought-after Charter House development on the fringes of Ocean Village, this exceptionally spacious three-bedroom penthouse apartment offers an impressive arrangement of accommodation across both the sixth and seventh floors, enjoying elevated southerly views towards Southampton waterside.