Rental yields & buy-to-let in SE23: Forest Hill, London
The ONS mean private rent across Lewisham is £1,816 a month (ONS PIPR, edition published 20 May 2026), but we did not return a recent HM Land Registry median sold price for SE23 on the last refresh, so the area gross yield is unavailable.
Indicative, area-level gross yield (LA rent ÷ outcode median price). Not an address-level or net figure.
Forest Hill, a leafy commuter market on the Overground.
Rent vs price in SE23
The yield is built from two real published figures, the ONS mean private rent for Lewisham and the HM Land Registry median sold price for SE23:
| Figure | Value | Source & granularity |
|---|---|---|
| Mean monthly rent | £1,816 | ONS PIPR, Lewisham (LA-level) |
| Annualised rent | £21,792 | rent × 12 |
| Median sold price | No data | HM Land Registry, SE23 (outcode-level) |
| Indicative gross yield | No data | annual rent ÷ median price |
ONS records rents across Lewisham rising +2.8% over the past year.
Gross yield is before mortgage interest, voids, management, maintenance, ground rent / service charge and tax. Net yield is materially lower.
Mean rent by bedrooms in Lewisham
| Property size | Mean monthly rent |
|---|---|
| 1 bedroom | £1,446 |
| 2 bedrooms | £1,777 |
| 3 bedrooms | £2,040 |
| 4+ bedrooms | £2,700 |
ONS Price Index of Private Rents mean rent by bedroom category for Lewisham, ONS PIPR, edition published 20 May 2026. Figures are local-authority level.
Buy-to-let context for SE23
A yield is only half the picture. Buy-to-let and second homes pay the additional-property SDLT surcharge, currently +5 percentage points on every band on top of the standard residential rates (England & Northern Ireland). No recent HM Land Registry median sold price was returned for SE23. Use your intended purchase price in the calculator instead.
Insurability flag for the SE23 area
This screen brings together available flood and ground records at the representative point for SE23. Use the source findings below to identify questions for the property's surveyor, insurer or lender. Missing source results remain unknown.
flood: none recorded · coal: no point match · subsidence: Probable · radon: 1/6
no recorded flooding
outside the queried coal coverage
clay-subsidence change Probable
radon band 1/6 (below Affected-Area threshold)
Hazard risk is mapped below outcode level. These flags describe the area, not a single property. Check the exact address with the tools below.
Check the available records for one SE23 address
The £24.99 Complete report brings together available property risks and neighbourhood context in a PDF for one address. It explains public-source findings, coverage gaps and questions to investigate further. Your PDF is sent by email.
Frequently asked questions
What is the rental yield in SE23?
We could not compute a gross yield for SE23 because a required input was unavailable on the last data refresh. The ONS mean rent for Lewisham is £1,816/month.
How is this yield calculated?
Gross yield = annual rent ÷ price. We publish this area indicator only when both an ONS local-authority mean rent and an HM Land Registry outcode median are available. A required input is missing on this refresh, so no area yield is shown.
What about buy-to-let stamp duty in SE23?
Buy-to-let and second homes pay the additional-property SDLT surcharge, currently +5 percentage points on every band on top of the standard residential rates (England & NI). No recent HM Land Registry median sold price was returned for SE23. Use your intended purchase price in the calculator instead. Use the HouseCheckup stamp-duty calculator with the additional-property toggle.
Are there flood, coal or subsidence risks that affect insurability in SE23?
flood: none recorded · coal: no point match · subsidence: Probable · radon: 1/6 For a landlord these are insurability and mortgageability questions, not just safety ones. A flood or subsidence flag can raise premiums or narrow the lender pool. This is an area-level screen at the representative point for SE23; risk varies street by street, so check the exact address before you offer.
Rental yields in nearby areas
South-bank Southwark and Bermondsey, a riverside market of converted warehouses and new towers.
Peckham, a fast-gentrifying inner south-east London market.
Prime central London around Westminster and St James's, one of the UK's most expensive markets.
Prime central Chelsea, period townhouses and mansion flats commanding premium prices.
Battersea and Clapham Junction, a high-turnover riverside market popular with families and professionals.
Wandsworth and Earlsfield, a busy commuter-belt market inside Zone 2/3.
Sources
- Price Index of Private Rents (PIPR), Office for National Statistics
- Price Paid Data, HM Land Registry
- Outcode geocoding, postcodes.io
Rent data: ONS Price Index of Private Rents (PIPR), April 2026. Contains public sector information licensed under the Open Government Licence v3.0. Flood data © Environment Agency copyright and/or database right 2026 (OGL v3.0). Flood Re eligibility based on floodre.co.uk criteria is indicative only; insurers make final decisions. Contains Mining Remediation Authority data © Mining Remediation Authority, licensed under the Open Government Licence v3.0. Contains British Geological Survey materials © UKRI 2026 (GeoClimate UKCP18 Open). Indicative Atlas of Radon. © Crown copyright UKHSA; contains British Geological Survey materials © UKRI. Open Government Licence v3.0.
Yield is indicative: an ONS local-authority mean rent against an HM Land Registry outcode median price. It is not an address-level or net figure and is not investment advice.