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40 Carronade Walk, Portsmouth, PO3 5LX

How much is 40 Carronade Walk, Portsmouth, PO3 5LX worth?

Estimated value — November 2026

£147,000

Likely range £115,000 – £175,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale June 1999

59%

confidence

Medium

Typically within 10% of the sale price

Property details

Flat / Maisonette

Carronade Walk · Portsmouth · PO3 5LX

49 m²527 sq ftFloor area
1983-1990Built
Mains gas boilerHeating

Energy performance

Current ratingC74
PotentialC78

Mains Gas (Not Community) · EPC 0588-8043-7296-4856-2914 · inspected June 2016

Address

District
Portsmouth
County
Portsmouth
See house prices in PO3 →

Value over time

  • Modelled value
  • Projected
  • Likely range (80%)
  • Today's estimate
£50k£100k£150k£200k20002002200420062008201020122014201620182020202220242026£147,000

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£69,511£60,371 – £81,979
2001£81,109£69,862 – £93,884
2002£102,922£87,716 – £119,002
2003£117,133£98,801 – £135,970
2004£125,457£104,789 – £146,464
2005£127,136£105,324 – £148,654
2006£129,559£106,641 – £151,420
2007£137,140£112,095 – £160,459
2008£116,153£94,126 – £136,371
2009£117,009£94,042 – £137,837
2010£115,284£92,005 – £136,331
2011£114,362£90,984 – £135,788
2012£114,681£91,130 – £136,682
2013£115,795£91,856 – £138,754
2014£122,935£97,425 – £147,655
2015£131,345£113,979 – £146,540
2016£141,600£121,744 – £158,974
2017£149,411£127,262 – £168,791
2018£149,388£126,046 – £169,813
2019£146,234£122,213 – £167,253
2020£148,090£122,577 – £170,414
2021£153,181£125,564 – £177,346
2022£168,256£136,572 – £195,979
2023£158,577£127,445 – £185,817
2024£161,425£128,441 – £190,286
2025£149,757£117,957 – £177,582
2026£147,000£115,000 – £175,000

Sale history

1999Sold
£54,000
2026Today — estimated
+172%£147,000

Mortgage calculator

£789

Estimated monthly repayment

£132,300

Loan amount

£151,725

Total interest

£284,025

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

40 Carronade Walk, Portsmouth, PO3 5LX is a flat on Carronade Walk in Portsmouth. Stede's estimated value for November 2026 is £147,000. Four in five similar homes sold within their likely range when tested; for this property that range is £115,000 to £175,000. 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 4 similar homes in the same postcode (25%). The confidence score is 59 out of 100 (medium): estimates like this one are typically within 10% of the eventual sale price.

It last sold in June 1999 for £54,000. The current estimate is 172% higher than that price. The current owner has held it for about 27 years.

Its EPC energy-efficiency rating is band C (74 out of 100). The certificate records a total floor area of 49 m² (527 sq ft). It was lodged in June 2016.

The modelled value is down 2% over the past year and down 5% over the past five years.

Among 10 nearby properties Stede tracks in the PO3 area, estimated values run from £142,000 to £158,000. This flat's £147,000 sits around the middle of that range.

Common questions

How much is 40 Carronade Walk, Portsmouth, PO3 5LX worth?

Stede estimates 40 Carronade Walk, Portsmouth, PO3 5LX is worth £147,000 as of November 2026, within a likely range of £115,000 to £175,000. 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 40 Carronade Walk, Portsmouth, PO3 5LX last sell?

It last sold in June 1999 for £54,000.

What type of property is 40 Carronade Walk, Portsmouth, PO3 5LX?

It is recorded as a Flat / Maisonette on Carronade Walk in the PO3 postcode area.

What is the EPC rating of 40 Carronade Walk, Portsmouth, PO3 5LX?

40 Carronade Walk, Portsmouth, PO3 5LX has an EPC energy-efficiency rating of band C (74 out of 100). The certificate records a floor area of 49 m² (527 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 59 out of 100 (medium). Tested against real sales of similar homes, estimates like this one are typically within 10% 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 4 similar homes in the same postcode (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 3,585 real sales of similar homes.

  • Recent price per m² in the same postcode, for its 49 m²£122,72850%
  • Its sale in June 1999, brought up to today with the House Price Index£169,07425%
  • 4 similar homes sold recently in the same postcode£175,01825%

Estimate £147,000, likely £115,000 – £175,000

Read the full methodology and data sources →