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33 Northiam, London, Barnet, Greater London, N12 7ET

How much is 33 Northiam, London, Barnet, Greater London, N12 7ET worth?

Estimated value — November 2026

£1,010,000

Likely range £801,000 – £1,158,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale October 1998

64%

confidence

Medium

Typically within 9% of the sale price

Property details

Semi-detached house

Northiam · London · N12 7ET

119 m²1,281 sq ftFloor area
1950-1966Built
Mains gas boilerHeating

Energy performance

Current ratingD55
PotentialD65

Mains Gas · EPC 0078-6018-6216-6221-7070 · inspected June 2009

Address

District
Barnet
County
Greater London
See house prices in N12 →

Value over time

  • Modelled value
  • Projected
  • Likely range (80%)
  • Today's estimate
£250k£500k£750k£1m£1.25m20002002200420062008201020122014201620182020202220242026£1,010,000

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£322,311£278,923 – £372,347
2001£359,963£308,411 – £414,249
2002£439,001£372,366 – £505,454
2003£462,505£388,636 – £535,300
2004£483,942£403,152 – £561,309
2005£485,228£401,735 – £561,462
2006£533,981£439,508 – £617,387
2007£589,921£481,876 – £682,783
2008£504,496£408,607 – £585,734
2009£533,896£429,552 – £620,630
2010£563,538£451,069 – £657,708
2011£569,274£455,838 – £665,475
2012£593,316£474,210 – £696,395
2013£647,425£517,266 – £762,518
2014£742,946£653,649 – £806,180
2015£842,188£734,701 – £918,303
2016£875,347£757,120 – £959,067
2017£884,873£758,781 – £974,163
2018£887,622£754,539 – £981,862
2019£887,486£747,825 – £986,384
2020£931,292£777,814 – £1,039,975
2021£964,680£798,528 – £1,082,338
2022£1,022,713£838,962 – £1,152,833
2023£963,948£783,589 – £1,091,667
2024£974,944£785,279 – £1,109,252
2025£984,801£785,897 – £1,125,652
2026£1,010,000£801,000 – £1,158,000

Sale history

1998Sold
£240,000
2026Today — estimated
+321%£1,010,000

Mortgage calculator

£5,421

Estimated monthly repayment

£909,000

Loan amount

£1,042,462

Total interest

£1,951,462

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

33 Northiam, London, Barnet, Greater London, N12 7ET is a semi-detached house on Northiam in London. Stede's estimated value for November 2026 is £1,010,000. Four in five similar homes sold within their likely range when tested; for this property that range is £801,000 to £1,158,000. 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 48 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 October 1998 for £240,000. The current estimate is 321% higher than that price. The current owner has held it for about 28 years.

Its EPC energy-efficiency rating is band D (55 out of 100). The certificate records a total floor area of 119 m² (1,281 sq ft). It was lodged in June 2009.

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

Among 10 nearby properties Stede tracks in the N12 area, estimated values run from £986,000 to £1,532,000. This semi-detached house's £1,010,000 sits toward the lower end of that range.

Common questions

How much is 33 Northiam, London, Barnet, Greater London, N12 7ET worth?

Stede estimates 33 Northiam, London, Barnet, Greater London, N12 7ET is worth £1,010,000 as of November 2026, within a likely range of £801,000 to £1,158,000. 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 33 Northiam, London, Barnet, Greater London, N12 7ET last sell?

It last sold in October 1998 for £240,000.

What type of property is 33 Northiam, London, Barnet, Greater London, N12 7ET?

It is recorded as a Semi-detached house on Northiam in the N12 postcode area.

What is the EPC rating of 33 Northiam, London, Barnet, Greater London, N12 7ET?

33 Northiam, London, Barnet, Greater London, N12 7ET has an EPC energy-efficiency rating of band D (55 out of 100). The certificate records a floor area of 119 m² (1,281 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 48 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 119 m²£886,15350%
  • Its sale in October 1998, brought up to today with the House Price Index£1,203,27725%
  • 48 similar homes sold recently in the same postcode sector£1,064,49325%

Estimate £1,010,000, likely £801,000 – £1,158,000

Read the full methodology and data sources →