15, John Spencer Square, London, N1 2LZ
15  John Spencer Square

15 John Spencer SquareHouse Prices / London, Islington, John Spencer Square, N1 2LZ

Last updated Jun 2026

Key Building Insights

15 John Spencer Square is a residential building situated on John Spencer Square, London, N1 with 8 addresses.

It ranks as the 4156th largest and 2633rd most expensive of the 5,075 buildings in the N1 area. The dominant property type is a modern flat built after 1980.

The building contains a total of 8 properties: 8 flats.

8
Properties
  • Flats

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House Pricesin 15 John Spencer Square

Sale prices range from £227,992 for studio leasehold flats (164 ft2) to £892,794 for 3 bedroom leasehold flats (861 ft2) .

Monthly rental prices range from £1,019 pcm for studio flats to £3,934 pcm for 3 bed flats.

The gross rental yield is between 5.3% and 5.5%.

The average value per square foot is £1,125.

Average Sale Value
£577,931
Average Rental Value
£2,610 pcm
Average Rental Yield
5.4% /year
Average Value Per Sqft
£1,125 /ft2
Prices last updated 1st June 2026
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Property Typesin 15 John Spencer Square

  • 4 modern flats built after 1980
  • 1 flat of an unknown age
  • 3 other addresses of unknown type
  • modern flat (4)
  • flat (1)
  • Unknown (3)
Energy Efficiency

Energy Efficiencyof properties in 15 John Spencer Square

  • Energy Performance Certificate (EPC) surveys conducted for 4 properties.
  • The dominant rating is C.
  • A (0)
  • E (0)
  • B (0)
  • F (0)
  • C (3)
  • G (0)
  • D (1)
  • No EPC (4)
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Schools Nearby

Schools Nearby

The nearest primary school to 15, John Spencer Square, London, N1 2LZ is Canonbury Primary School, which is 200 metres away.
  • 200
    m
    Canonbury Primary School
  • 400
    m
    Laycock Primary School
  • 500
    m
    William Tyndale Primary School
The nearest secondary school is City of London Academy Highbury Grove, which is 400 metres away.
  • 400
    m
    City of London Academy Highbury Grove
  • 800
    m
    Highbury Fields School
  • 1.1
    km
    City of London Academy Islington
More reading links
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearby

The closest station to 15, John Spencer Square, London, N1 2LZ is Highbury & Islington station, which is 200 metres away.

  • 200
    m
    Highbury & Islington
  • 500
    m
    Canonbury
Source: TFL & National Rail
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