NN9 5SU

Key Postcode Insights

NN9 5SU is a residential postcode situated on Knightlands Road, Irthlingborough, Wellingborough, NN9 with 50 addresses.

It ranks as the 613th largest and 238th most expensive of the 655 postcodes in the NN9 area. The dominant property type is a mid-century house built between 1936 and 1979.

The postcode contains a total of 50 properties: 50 houses.

50
Properties
  • Houses

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House Pricesin NN9 5SU

Sale prices range from £207,376 for 3 bedroom freehold houses with a garden (624 ft2) to £280,900 for 4 bedroom freehold houses with a garden (1,130 ft2) .

Monthly rental prices range from £991 pcm for 3 bed houses to £1,274 pcm for 4 bed houses.

The gross rental yield is between 5.0% and 5.7%.

The average value per square foot is £295.

Average Sale Value
£236,344
Average Rental Value
£1,098 pcm
Average Rental Yield
5.6% /year
Average Value Per Sqft
£295 /ft2
Prices last updated 1st May 2026
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Explore Propertiesin NN9 5SU, Knightlands Road, Irthlingborough, Wellingborough, NN9

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Sales History
in NN9 5SU

The last sale was on 28th November 2025 for £238,000 and since then the market in the area has increased by 1.0%. The postcode has had a total of 54 sales since 1995.

NN9 5SU has seen 8 sales in the last three years and 2 sales in the last twelve months.

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Nearby Postcodesto NN9 5SU

NN9 5SU is the 613th largest and the 238th most expensive postcode out of the 655 postcodes in the NN9 area.

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Property Typesin NN9 5SU

  • 27 mid-century houses built between 1936 and 1979
  • 2 houses of an unknown age
  • 21 other addresses of unknown type
  • mid-century house (27)
  • house (2)
  • Unknown (21)
Energy Efficiency

Energy Efficiencyof properties in NN9 5SU

  • Energy Performance Certificate (EPC) surveys conducted for 27 properties.
  • The dominant rating is D.
  • A (0)
  • E (1)
  • B (2)
  • F (0)
  • C (4)
  • G (0)
  • D (20)
  • No EPC (23)
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Schools Nearby

Schools Nearbyto NN9 5SU

The nearest primary school to NN9 5SU is Irthlingborough Junior School which is 577 metres away.
  • 577
    m
    Irthlingborough Junior School
  • 654
    m
    Irthlingborough Nursery and Infant School
  • 2.1
    km
    Henry Chichele Primary School
The nearest secondary school is Huxlow Academy which is 801 metres away.
  • 801
    m
    Huxlow Academy
  • 3.3
    km
    The Ferrers School
  • 3.6
    km
    Rushden Academy
More reading links
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearbyto NN9 5SU

The closest station to NN9 5SU is Wellingborough station which is 5.4 kilometres away.

  • 5.4
    km
    Wellingborough
  • 10.9
    km
    Kettering
  • 18.3
    km
    Corby
  • 22.7
    km
    Northampton
Source: National Rail
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