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SE21

Outer Postcode Area • 535 Postcodes
Southwark·London·England
Southwark 51.4383°N, 0.0884°W
52
52/100Overall Score
Moderate Livability
GIS Studio
Boundary Map

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BTL & Yields
Property Investor & Landlord Lens Underwriting & Deal Due Diligence

Investment Metrics & Statutory Planning for SE21

Sold price per square foot, indicative gross yield, Article 4 status and ground stability, from official open data.

Sold £ / sq ft
—

HM Land Registry & EPC Data

Gross Rental Yield
4.8%p.a.

Area rent ÷ area price, indicative

Article 4 (HMO)
None recorded

Conservation area controls apply

Subsidence Risk
Not available

British Geological Survey

Property Investment Yields & Valuation Metrics

HM Land Registry Price Paid & ONS Private Rental Statistics

Standard Residential
Average Sold £/sq ft
— Unavailable
Needs EPC floor areas
Est. Gross Rental Yield
4.82% p.a.
Based on recorded private market rents
Avg Property Floor Area
—
No EPC area records
Median price change
—
Needs 3+ years of sales
Valuation Notice: Indicative metrics derived from HM Land Registry and ONS aggregate sector statistics. They do not constitute formal RICS Red Book appraisals, mortgage valuations, or financial advice.

Planning constraints

planning.data.gov.uk (DLUHC) & Historic England

Moderate constraint level
Article 4 directionNear boundary
None recorded
Railway Arches (within 45m of boundary)
Conservation areaNear boundary
Inside an area
Dulwich Village
Official record
Listed buildings within 100m
0
Tree preservation zone
Covers or adjoins

Some permitted development rights are restricted here, so changes may need planning permission.

  • Within 45m of an Article 4 direction area boundary. Check the exact property with the council.
  • Inside the Dulwich Village conservation area: stricter controls on external changes, demolition and tree works.
  • A tree preservation zone covers or adjoins this postcode: check with the council before works to trees.

Spatial screening uses the postcode centroid. Properties on boundaries must be checked against the council’s own maps.

Ground Stability, Subsidence & Radon Hazards

BGS & Coal Authority Public Registers

Data Unavailable Safety Rating Unrated
BGS Clay Shrink-Swell
Unrecorded
Requires local survey
Coal Mining Risk
Unrecorded
Search recommended
Radon Gas Potential
Unrecorded
UKHSA Atlas unverified
Mine Entries Within 200m
Unrecorded
Statutory public register
Data Limitation: Official BGS and Coal Authority data has not been ingested for this location.

Data quality: Aggregated across 535 constituent postcodes

535 official/live sections, 0 fallback sections, 0 missing or limited sections. Generated 7 Oct 2026, 21:04.

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Frequently Asked Questions

Frequently Asked Questions

Official open-data answers about safety, schools, connectivity, and living in SE21.

Is SE21 a good place to live?

SE21 in Southwark scores 51.8/100 overall in the Postcodewise area report, which combines safety, schools, transport, housing, demographics, environment and connectivity from official open data.

What is the crime rate in SE21?

The SE21 report shows recent police-recorded crime levels and trends in Southwark, sourced from Police.uk street-level data.

What schools are near SE21?

The SE21 schools report lists nearby primary and secondary schools with Ofsted-linked ratings and distances.

How well connected is SE21?

The SE21 report covers nearby transport links, broadband speeds and mobile coverage for the area.

Explore nearby areas

Open area reports for postcodes and streets close to this one.

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