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NN1 1JA
Home, House Prices, St. Giles Street, West Northamptonshire, East Midlands
NN1 1JA

St. Giles Street - NN1 1JA

Last updated Jul 2026

Key Postcode Insights

NN1 1JA is a residential postcode situated on St. Giles Street, Northampton, NN1 with 31 addresses.

It ranks as the 388th largest and 138th most expensive of the 637 postcodes in the NN1 area.

The postcode contains a total of 31 properties: 9 houses and 22 flats.

Ave. Sale Price
£184,980
10 Year change
up 15.2%
Ave. Rental Price
£937pcm
10 Year change
up 37.1%
Ave. £ per ft²
£229/ft²
Ave. Gross Yield
6.1%/year/yr
All figures are subject to T&Cs
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Explore Propertiesin NN1 1JA

House
0 houses
Group
22 flats

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data sources

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Sales Market Trends

The last sale in NN1 1JA sold for £465,000 on 21st December 2023. Since then prices are down an average of 0.0%.

The current average value in the postcode is £184,980.
The NN1 1JA Sales Market has increased by 15.2% over the last 10 years.

PeriodYear on YearAverage Price
June 2026-1.3%£184,980
June 2025-0.5%£187,486
June 2024-1.9%£188,346
June 2023-1.4%£191,948
June 20225.8%£194,712
June 20212.1%£184,120
June 20204.3%£180,287
June 2019-1.3%£172,871
June 20181.9%£175,065
June 20177%£171,795
June 20167.4%£160,556
June 20156.2%£149,438
June 20148.2%£140,676
June 2013-0.5%£130,056
June 20122.3%£130,669
June 2011-2.3%£127,771
June 20106.8%£130,779
June 2009-15.3%£122,453
June 2008-7%£144,641
June 20070%£155,513
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Rental Market Trends

The current average rental value in the postcode is £937.
The NN1 1JA Rental Market has increased by 37.1% over the last 10 years.

PeriodYear on YearAverage Price
June 20261%£937pcm
June 20253.1%£928pcm
June 20247%£900pcm
June 20237.5%£841pcm
June 20226.8%£782pcm
June 20213.6%£733pcm
June 20200.1%£708pcm
June 20190.8%£707pcm
June 20180.6%£702pcm
June 20172.1%£698pcm
June 20164.9%£683pcm
June 20156.5%£652pcm
June 20142.7%£612pcm
June 20132%£596pcm
June 20122.1%£584pcm
June 20112.1%£572pcm
June 20102.3%£560pcm
June 2009-6.8%£548pcm
June 20080.3%£588pcm
June 20070%£587pcm
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Nearby Postcodes

NN1 1JA is the 388th largest and the 138th most expensive postcode out of the 637 postcodes in the NN1 area.

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Property Types

  • 31 other addresses of unknown type
  • Unknown (31)
Energy Efficiency

Energy Efficiency

  • Energy Performance Certificate (EPC) surveys conducted for 2 properties.
  • The most common rating is D.
  • A (0)
  • E (1)
  • B (0)
  • F (0)
  • C (0)
  • G (0)
  • D (1)
  • No EPC (29)
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Top 3 Most Expensive Sales

Schools Nearby

Schools Nearby

The nearest primary school to NN1 1JA is Spring Lane Primary School, which is 800 metres away.
  • Spring Lane Primary School
    800 m away
  • Castle Academy
    800 m away
  • Vernon Terrace Primary School
    1.0 km away
The nearest secondary school is Northampton School for Boys, which is 1.8 kilometres away.
  • Northampton School for Boys
    1.8 km away
  • Malcolm Arnold Academy
    1.9 km away
  • Abbeyfield School
    2.5 km away
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Schools and house prices
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearby

The closest station to NN1 1JA is Northampton station, which is 900 metres away.

  • Northampton
    |
    900 m away
  • Long Buckby
    |
    14.6 km away
  • Wellingborough
    |
    16.5 km away
  • Wolverton
    |
    20.0 km away
Source: National Rail
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