NN3 3DT

Key Postcode Insights

NN3 3DT is a residential postcode situated on Firtree Walk, Northampton, NN3 with 28 addresses.

It ranks as the 736th largest and 781st most expensive of the 1,232 postcodes in the NN3 area. The dominant property type is a early-century house built between 1912 and 1935.

The postcode contains a total of 28 properties: 28 houses.

28
Properties
  • Houses

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House Pricesin NN3 3DT

Sale prices range from £254,713 for 3 bedroom freehold houses with a garden (963 ft2) to £371,784 for 4 bedroom freehold houses with a garden (1,463 ft2) .

Monthly rental prices range from £1,259 pcm for 3 bed houses to £1,645 pcm for 4 bed houses.

The gross rental yield is between 5.3% and 5.9%.

The average value per square foot is £275.

Average Sale Value
£302,338
Average Rental Value
£1,414 pcm
Average Rental Yield
5.6% /year
Average Value Per Sqft
£275 /ft2
Prices last updated 1st May 2026
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Sales History
in NN3 3DT

The last sale was on 14th November 2025 for £327,500 and since then the market in the area has increased by 1.5%. The postcode has had a total of 40 sales since 1995.

NN3 3DT has seen 3 sales in the last three years and 1 sale in the last twelve months.

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Nearby Postcodesto NN3 3DT

NN3 3DT is the 736th largest and the 781st most expensive postcode out of the 1,232 postcodes in the NN3 area.

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Property Typesin NN3 3DT

  • 6 mid-century houses built between 1936 and 1979
  • 3 houses of an unknown age
  • 6 early-century houses built between 1912 and 1935
  • 13 other addresses of unknown type
  • mid-century house (6)
  • house (3)
  • early-century house (6)
  • Unknown (13)
Energy Efficiency

Energy Efficiencyof properties in NN3 3DT

  • Energy Performance Certificate (EPC) surveys conducted for 12 properties.
  • The dominant rating is D.
  • A (0)
  • E (1)
  • B (0)
  • F (0)
  • C (1)
  • G (0)
  • D (10)
  • No EPC (16)
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Schools Nearby

Schools Nearbyto NN3 3DT

The nearest primary school to NN3 3DT is Weston Favell CofE Primary School which is 742 metres away.
  • 742
    m
    Weston Favell CofE Primary School
  • 796
    m
    Headlands Primary School
  • 868
    m
    The Arbours Primary Academy
The nearest secondary school is Northampton Academy which is 548 metres away.
  • 548
    m
    Northampton Academy
  • 560
    m
    Weston Favell Academy
  • 2.2
    km
    St Thomas Becket Catholic School
More reading links
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearbyto NN3 3DT

The closest station to NN3 3DT is Northampton station which is 4.9 kilometres away.

  • 4.9
    km
    Northampton
  • 12.4
    km
    Wellingborough
  • 17.0
    km
    Kettering
  • 17.3
    km
    Long Buckby
Source: National Rail
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