SE23 3NH

SE23 3NHHouse Prices / London, Lewisham, Dunoon Gardens

Last updated May 2026

Key Postcode Insights

SE23 3NH is a residential postcode situated on Dunoon Gardens, London, SE23 with 18 addresses.

It ranks as the 218th largest and 361st most expensive of the 591 postcodes in the SE23 area. The dominant property type is a period house built between 1800 and 1911.

The postcode contains a total of 18 properties: 1 house and 17 flats.

18
Properties
  • Houses
  • Flats

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House Pricesin SE23 3NH

Sale prices range from £492,349 for 2 bedroom leasehold flats with a garden (668 ft2) to £882,950 for 4 bedroom freehold houses with a garden (1,528 ft2) .

Monthly rental prices range from £2,019 pcm for 2 bed flats to £3,328 pcm for 4 bed houses.

The gross rental yield is between 4.5% and 5.1%.

The average value per square foot is £694.

Average Sale Value
£582,833
Average Rental Value
£2,356 pcm
Average Rental Yield
4.9% /year
Average Value Per Sqft
£694 /ft2
Prices last updated 1st May 2026
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Sales History
in SE23 3NH

The last sale was on 23rd October 2024 for £400,000 and since then the market in the area has increased by 2.5%. The postcode has had a total of 31 sales since 1995.

SE23 3NH has seen 2 sales in the last three years and no sales in the last twelve months.

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Nearby Postcodesto SE23 3NH

SE23 3NH is the 218th largest and the 361st most expensive postcode out of the 591 postcodes in the SE23 area.

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Property Typesin SE23 3NH

  • 1 period house built between 1800 and 1911
  • 1 period flat built between 1800 and 1911
  • 1 flat of an unknown age
  • 15 other addresses of unknown type
  • period house (1)
  • period flat (1)
  • flat (1)
  • Unknown (15)
Energy Efficiency

Energy Efficiencyof properties in SE23 3NH

  • Energy Performance Certificate (EPC) surveys conducted for 10 properties.
  • The dominant rating is D.
  • A (0)
  • E (4)
  • B (0)
  • F (0)
  • C (2)
  • G (0)
  • D (4)
  • No EPC (8)
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Schools Nearby

Schools Nearbyto SE23 3NH

The nearest primary school to SE23 3NH is Fairlawn Primary School which is 295 metres away.
  • 295
    m
    Fairlawn Primary School
  • 580
    m
    Dalmain Primary School
  • 682
    m
    Horniman Primary School
The nearest secondary school is Harris Girls' Academy East Dulwich which is 1.3 kilometres away.
  • 1.3
    km
    Harris Girls' Academy East Dulwich
  • 1.5
    km
    Sydenham School
  • 1.6
    km
    Harris Boys' Academy East Dulwich
More reading links
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearbyto SE23 3NH

The closest station to SE23 3NH is Honor Oak Park station which is 500 metres away.

  • 505
    m
    Honor Oak Park
  • 801
    m
    Forest Hill
  • 1.4
    km
    Crofton Park
Source: TFL & National Rail
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