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31 Hartford Avenue, Harrow, Greater London, HA3 8TA

How much is 31 Hartford Avenue, Harrow, Greater London, HA3 8TA worth?

Estimated value — November 2026

£613,000

Likely range £497,000 – £700,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale August 1998

67%

confidence

High

Typically within 8% of the sale price

Property details

Semi-detached house

Hartford Avenue · Harrow · HA3 8TA

101 m²1,087 sq ftFloor area
1930-1949Built
Mains gas boilerHeating

Energy performance

Current ratingC69
PotentialB87

Mains Gas (Not Community) · EPC 2751-3034-5209-2814-2204 · inspected January 2024

Address

District
Harrow
County
Greater London
See house prices in HA3 →

Value over time

  • Modelled value
  • Projected
  • Likely range (80%)
  • Today's estimate
£0£200k£400k£600k£800k20002002200420062008201020122014201620182020202220242026£613,000

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£180,290£156,031 – £208,050
2001£203,102£174,154 – £233,598
2002£248,767£211,367 – £286,523
2003£268,348£226,062 – £310,519
2004£285,812£239,008 – £331,063
2005£276,875£230,321 – £319,989
2006£303,792£251,356 – £350,865
2007£331,302£272,190 – £383,197
2008£291,397£237,661 – £337,870
2009£303,490£246,093 – £352,527
2010£336,808£272,271 – £392,518
2011£335,214£271,156 – £391,435
2012£347,230£280,670 – £407,125
2013£377,108£304,936 – £443,125
2014£439,129£390,655 – £475,484
2015£490,934£433,424 – £534,067
2016£518,060£453,871 – £566,202
2017£529,269£460,114 – £581,135
2018£520,116£448,642 – £573,722
2019£508,256£434,977 – £563,215
2020£540,983£459,329 – £602,223
2021£574,251£483,695 – £642,168
2022£608,141£508,131 – £683,149
2023£587,580£486,980 – £663,030
2024£591,390£486,141 – £670,327
2025£604,312£492,679 – £688,037
2026£613,000£497,000 – £700,000

Sale history

1996Sold
£91,000
1998Sold
+48%£134,950
2026Today — estimated
+354%£613,000

Mortgage calculator

£3,290

Estimated monthly repayment

£551,700

Loan amount

£632,702

Total interest

£1,184,402

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

31 Hartford Avenue, Harrow, Greater London, HA3 8TA is a semi-detached house on Hartford Avenue in Harrow, Greater London. Stede's estimated value for November 2026 is £613,000. Four in five similar homes sold within their likely range when tested; for this property that range is £497,000 to £700,000. 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 72 similar homes in the same postcode sector (25%). The confidence score is 67 out of 100 (high): estimates like this one are typically within 8% of the eventual sale price.

It last sold in August 1998 for £134,950. It has 2 sales on record, the earliest in 1996. The current estimate is 354% higher than that price. The current owner has held it for about 28 years.

Its EPC energy-efficiency rating is band C (69 out of 100), with a potential of band B (87) after the recommended improvements. The certificate records a total floor area of 101 m² (1,087 sq ft). It was lodged in January 2024.

The modelled value is up 2% over the past year and up 9% over the past five years.

Among 10 nearby properties Stede tracks in the HA3 area, estimated values run from £520,000 to £813,000. This semi-detached house's £613,000 sits around the middle of that range.

Common questions

How much is 31 Hartford Avenue, Harrow, Greater London, HA3 8TA worth?

Stede estimates 31 Hartford Avenue, Harrow, Greater London, HA3 8TA is worth £613,000 as of November 2026, within a likely range of £497,000 to £700,000. 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 31 Hartford Avenue, Harrow, Greater London, HA3 8TA last sell?

It last sold in August 1998 for £134,950. There are 2 sales on record, the earliest in 1996.

What type of property is 31 Hartford Avenue, Harrow, Greater London, HA3 8TA?

It is recorded as a Semi-detached house on Hartford Avenue in the HA3 postcode area.

What is the EPC rating of 31 Hartford Avenue, Harrow, Greater London, HA3 8TA?

31 Hartford Avenue, Harrow, Greater London, HA3 8TA has an EPC energy-efficiency rating of band C (69 out of 100). Its potential rating after the recommended improvements is band B (87). The certificate records a floor area of 101 m² (1,087 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 67 out of 100 (high). Tested against real sales of similar homes, estimates like this one are typically within 8% 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 72 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 18,066 real sales of similar homes.

  • Recent price per m² in the same postcode sector, for its 101 m²£597,24350%
  • Its sale in August 1998, brought up to today with the House Price Index£615,62025%
  • 72 similar homes sold recently in the same postcode sector£640,26325%

Estimate £613,000, likely £497,000 – £700,000

Read the full methodology and data sources →