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155 St Johns Avenue, Northampton, Northamptonshire, NN2 8TJ

How much is 155 St Johns Avenue, Northampton, Northamptonshire, NN2 8TJ worth?

Estimated value — November 2026

£281,000

Likely range £222,000 – £322,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale August 1998

64%

confidence

Medium

Typically within 9% of the sale price

Property details

Semi-detached house

St Johns Avenue · Northampton · NN2 8TJ

83 m²893 sq ftFloor area
1967-1975Built
Mains gas boilerHeating

Energy performance

Current ratingD68
PotentialB82

Mains Gas (Not Community) · EPC 8304-7824-2540-1124-1902 · inspected April 2014

Address

District
Northampton
County
Northamptonshire
See house prices in NN2 →

Value over time

  • Modelled value
  • Projected
  • Likely range (80%)
  • Today's estimate
£0£100k£200k£300k£400k20002002200420062008201020122014201620182020202220242026£281,000

Drawn through each of this property's recorded sales and ending at today's estimate, with the UK House Price Index for its area and property type filling in the months between. The shaded band is where four in five prices fell when we tested this line against real sales of similar homes; it widens the further a month is from a recorded sale, and today it matches the likely range above.

View as a table
Modelled value at the end of each year, with any recorded sales
YearModelled valueLikely range
2000£88,954£76,831 – £102,680
2001£100,039£85,533 – £115,107
2002£123,733£104,734 – £142,588
2003£141,835£118,925 – £164,232
2004£162,953£135,504 – £188,899
2005£164,331£135,808 – £190,092
2006£174,968£143,688 – £202,287
2007£185,670£151,259 – £215,000
2008£156,504£126,446 – £181,694
2009£159,466£127,969 – £185,489
2010£158,199£126,441 – £184,643
2011£159,258£127,252 – £186,270
2012£162,336£129,495 – £190,669
2013£170,108£135,621 – £200,258
2014£183,239£160,796 – £198,835
2015£200,446£174,392 – £218,551
2016£216,387£186,639 – £237,059
2017£229,209£195,979 – £252,301
2018£232,600£197,135 – £257,246
2019£232,935£195,672 – £258,830
2020£242,019£201,488 – £270,185
2021£255,993£211,202 – £287,119
2022£280,859£229,611 – £316,472
2023£268,254£217,294 – £303,667
2024£275,615£221,190 – £313,436
2025£280,399£222,927 – £320,337
2026£281,000£222,000 – £322,000

Sale history

1998Sold
£69,000
2026Today — estimated
+307%£281,000

Mortgage calculator

£1,508

Estimated monthly repayment

£252,900

Loan amount

£290,032

Total interest

£542,932

Total repayable

A guide only, based on a capital repayment mortgage held at a constant interest rate for the full term. Not a mortgage offer or financial advice.

Related properties

About this property

155 St Johns Avenue, Northampton, Northamptonshire, NN2 8TJ is a semi-detached house on St Johns Avenue in Northampton. Stede's estimated value for November 2026 is £281,000. Four in five similar homes sold within their likely range when tested; for this property that range is £222,000 to £322,000. It combines their price per m² applied to its floor area (50%), its own last sale brought up to date with the House Price Index (25%) and recent sales of 258 similar homes in the same postcode sector (25%). The confidence score is 64 out of 100 (medium): estimates like this one are typically within 9% of the eventual sale price.

It last sold in August 1998 for £69,000. The current estimate is 307% higher than that price. The current owner has held it for about 28 years.

Its EPC energy-efficiency rating is band D (68 out of 100), with a potential of band B (82) after the recommended improvements. The certificate records a total floor area of 83 m² (893 sq ft). It was lodged in April 2014.

The modelled value is unchanged over the past year and up 10% over the past five years.

Among 10 nearby properties Stede tracks in the NN2 area, estimated values run from £260,000 to £290,000. This semi-detached house's £281,000 sits around the middle of that range.

Common questions

How much is 155 St Johns Avenue, Northampton, Northamptonshire, NN2 8TJ worth?

Stede estimates 155 St Johns Avenue, Northampton, Northamptonshire, NN2 8TJ is worth £281,000 as of November 2026, within a likely range of £222,000 to £322,000. The estimate is generated automatically from recorded sale prices of this and similar nearby homes and the UK House Price Index, and is not a formal valuation.

When did 155 St Johns Avenue, Northampton, Northamptonshire, NN2 8TJ last sell?

It last sold in August 1998 for £69,000.

What type of property is 155 St Johns Avenue, Northampton, Northamptonshire, NN2 8TJ?

It is recorded as a Semi-detached house on St Johns Avenue in the NN2 postcode area.

What is the EPC rating of 155 St Johns Avenue, Northampton, Northamptonshire, NN2 8TJ?

155 St Johns Avenue, Northampton, Northamptonshire, NN2 8TJ has an EPC energy-efficiency rating of band D (68 out of 100). Its potential rating after the recommended improvements is band B (82). The certificate records a floor area of 83 m² (893 sq ft). EPC data is published by the Ministry of Housing, Communities & Local Government and reflects the most recent certificate on record.

How reliable is this estimate?

The confidence score is 64 out of 100 (medium). Tested against real sales of similar homes, estimates like this one are typically within 9% of the sale price, and four in five sold within their likely range. The figure is a data model, not a RICS valuation or Home Report, and should not be used for mortgage or legal decisions.

How does Stede calculate this estimate?

It combines their price per m² applied to its floor area (50%), its own last sale brought up to date with the House Price Index (25%) and recent sales of 258 similar homes in the same postcode sector (25%). Each piece of evidence gets the share that proved most accurate when tested against real sales of similar homes, and the same testing sets the likely range and confidence. Full detail is on the methodology page.

How we got this figure

We weighed the evidence below, giving each piece the share that proved most accurate when we tested it against real sales of similar homes. The likely range and confidence come from testing the same method against 19,418 real sales of similar homes.

  • Recent price per m² in the same postcode sector, for its 83 m²£279,18050%
  • Its sale in August 1998, brought up to today with the House Price Index£288,63425%
  • 258 similar homes sold recently in the same postcode sector£275,13125%

Estimate £281,000, likely £222,000 – £322,000

Read the full methodology and data sources →