PO1 3JX

PO1 3JXHouse Prices / South East, Portsmouth, King William Street

Last updated Jun 2026

Key Postcode Insights

PO1 3JX is a residential postcode situated on King William Street, Portsmouth, PO1 with 9 addresses.

It ranks as the 216th largest and 201st most expensive of the 703 postcodes in the PO1 area. The dominant property type is a mid-century flat built between 1936 and 1979.

The postcode contains a total of 9 properties: 9 flats.

9
Properties
  • Flats

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House Pricesin PO1 3JX

Sale prices range from £135,095 for 2 bedroom leasehold flats (678 ft2) to £135,095 for 2 bedroom leasehold flats (678 ft2) .

Monthly rental prices range from £1,020 pcm for 2 bed flats to £1,020 pcm for 2 bed flats.

The gross rental yield is between 9.1% and 9.1%.

The average value per square foot is £213.

Average Sale Value
£135,095
Average Rental Value
£1,020 pcm
Average Rental Yield
9.1% /year
Average Value Per Sqft
£213 /ft2
Prices last updated 1st June 2026
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Explore Buildingsin PO1 3JX, King William Street, Portsmouth, PO1

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Nearby Postcodesto PO1 3JX

PO1 3JX is the 216th largest and the 201st most expensive postcode out of the 703 postcodes in the PO1 area.

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Property Typesin PO1 3JX

  • 9 mid-century flats built between 1936 and 1979
  • mid-century flat (9)
Energy Efficiency

Energy Efficiencyof properties in PO1 3JX

  • Energy Performance Certificate (EPC) surveys conducted for 9 properties.
  • The dominant rating is C.
  • A (0)
  • E (0)
  • B (0)
  • F (0)
  • C (6)
  • G (0)
  • D (3)
  • No EPC (0)
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Schools Nearby

Schools Nearby

The nearest primary school to PO1 3JX is St George's Beneficial Church of England (Voluntary Controlled) Primary School, which is 400 metres away.
  • 400
    m
    St George's Beneficial Church of England (Voluntary Controlled) Primary School
  • 1.2
    km
    Ark Dickens Primary Academy
  • 1.2
    km
    St Jude's CofE Primary School
The nearest secondary school is Ark Charter Academy, which is 1.0 kilometres away.
  • 1.0
    km
    Ark Charter Academy
  • 1.0
    km
    St Edmund's Catholic School
  • 1.8
    km
    Priory School
More reading links
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearby

The closest station to PO1 3JX is Portsmouth & Southsea station, which is 700 metres away.

  • 700
    m
    Portsmouth & Southsea
  • 700
    m
    Portsmouth Harbour
  • 1.8
    km
    Southsea Hoverport
  • 1.9
    km
    Fratton
Source: National Rail