NN1 3LS

Key Postcode Insights

NN1 3LS is a residential postcode situated on Clare Street, Northampton, NN1 with 15 addresses.

It ranks as the 244th largest and 273rd most expensive of the 638 postcodes in the NN1 area. The dominant property type is a period flat built between 1800 and 1911.

The postcode contains a total of 15 properties: 15 flats.

15
Properties
  • Flats

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House Pricesin NN1 3LS

Sale prices range from £134,737 for 1 bedroom leasehold flats with a balcony (452 ft2) to £246,217 for 3 bedroom leasehold flats with a balcony (1,463 ft2) .

Monthly rental prices range from £747 pcm for 1 bed flats to £1,362 pcm for 3 bed flats.

The gross rental yield is between 6.5% and 6.8%.

The average value per square foot is £248.

Average Sale Value
£172,172
Average Rental Value
£955 pcm
Average Rental Yield
6.7% /year
Average Value Per Sqft
£248 /ft2
Prices last updated 1st May 2026
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Explore Buildingsin NN1 3LS, Clare Street, Northampton, NN1

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Sales History
in NN1 3LS

The last sale was on 11th April 2025 for £137,500 and since then the market in the area has decreased by 1.0%. The postcode has had a total of 45 sales since 1995.

NN1 3LS has seen 5 sales in the last three years and no sales in the last twelve months.

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Nearby Postcodesto NN1 3LS

NN1 3LS is the 244th largest and the 273rd most expensive postcode out of the 638 postcodes in the NN1 area.

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Property Typesin NN1 3LS

  • 15 period flats built between 1800 and 1911
  • period flat (15)
Energy Efficiency

Energy Efficiencyof properties in NN1 3LS

  • Energy Performance Certificate (EPC) surveys conducted for 11 properties.
  • The dominant rating is C.
  • A (0)
  • E (1)
  • B (1)
  • F (0)
  • C (6)
  • G (0)
  • D (3)
  • No EPC (4)
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Schools Nearby

Schools Nearbyto NN1 3LS

The nearest primary school to NN1 3LS is Stimpson Avenue Academy which is 727 metres away.
  • 727
    m
    Stimpson Avenue Academy
  • 733
    m
    Vernon Terrace Primary School
  • 831
    m
    Castle Academy
The nearest secondary school is Malcolm Arnold Academy which is 1.2 kilometres away.
  • 1.2
    km
    Malcolm Arnold Academy
  • 1.4
    km
    Northampton School for Boys
  • 2.6
    km
    Northampton School for Girls
More reading links
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearbyto NN1 3LS

The closest station to NN1 3LS is Northampton station which is 1.5 kilometres away.

  • 1.5
    km
    Northampton
  • 14.7
    km
    Long Buckby
  • 15.8
    km
    Wellingborough
  • 19.7
    km
    Kettering
Source: National Rail