House prices in SW18 (Earlsfield)

Defining 'SW18'

This analysis is limited to properties whose postcode starts with "SW18", this is also called the postcode district. There are no official postcode district names, so it is labelled SW18, Earlsfield. It is shown in red on the map below.

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You can click on the map above to change to a neighbouring district, or you can use the search form below.

Distribution of £ per sqm for houses vs flats in SW18

The chart above is called a histogram, it helps you see the distribution of house price per sqm in SW18 To make this chart we put all the sales data into a series of £ per sqm 'buckets' (e.g. £7,702 to £8,100, £8,100 to £8,498, £8,498 to £8,896 etc...) we then count the number of sales with within in each bucket and plot the results. The histogram is based on 2,182 sales that took place in SW18, in the last 24 months.

Generate a custom histogram like the one above but based on your own criteria.

You can see the spread of prices above. This is because although internal area is a key factor in determining valuation, it is not the only factor. Many factors other than size affect desirability; these factors could be condition, aspect, garden size, negotiating power of the vendor etc.

The spread of prices will give you a feel of the typical range to expect in SW18, Earlsfield. Notably, only 25% of properties that sold recently were valued at more than £9,580 sqm. For anything to be valued more than this means it has to be more desireable than the clear majority of SW18 homes.

Box plot of £ per sqm for SW18

Tip: click on the chart to see the values.

The chart above is called a boxplot (or a box-and-whisker plot). Box plots, like histograms, are used to graphically represent the distribution of data, showing the central tendency, spread of the distribution. In the context of £ per square metre property price distributions, box plots represent the variation in property prices within a geographic area e.g. Earlsfield. The chart above shows a boxplot for 'SW18' as well as the 'SW' postcode area.

Property price map for Earlsfield

Have a look at the interactive price map. Use it to explore house prices in 'Earlsfield' all the way down to individual property plots.

🔍 Explore map ›

Will SW18 house prices drop in 2027?

House prices in SW18 fell -0.4% in the last year, -3.5% after inflation. Whether or not this trend will continue depends on many factors, such as wage growth, net migration, interest rates and the level of house building. No one can predict these things with certainty however we can plot the historic trends in house prices in SW18 (Earlsfield) compared with the wider postcode area 'SW'.You can extrapolate from this based on your own views.

House price index for SW18

Tip: click on the legend items to show/hide different lines

Download house price index as CSV (premium users only).

The chart above shows changes in 'SW18' property prices over the last 20 years. The index is calculated from the average price paid per sqm for property in SW18 and is set to 100 in 2004. The chart compares trends for SW18, Earlsfield against those of the broader postcode area 'SW'. What is more interesting is to look at the difference between flats and houses, even those in the same area follow a very different trend, to get a robust enough sample size to see this we need to zoom out and look at house price trends for the entire Wandsworth local authority.

The dashed lines show nominal house price changes, the solid lines show the same data adjusted for inflation. Economists call this the 'real' price change. You have to take inflation into account when comparing prices over time. It's calculated using the formula:

Real Rate of Return = (1 + Nominal Rate) ÷ (1 + Inflation Rate) – 1

Historic returns for SW18

This table complements the house price index chart above, presenting the data in a more detailed format. It breaks down the information into 20-year, 10-year, 5-year, and 1-year periods, further categorized by property type. For each period, we display both a per annum rate of change and a total rate of change.

The total rate of change represents the overall change over the entire period. The formula for total return is:

Total return = (Index at end of period ÷ Index at start of period) - 1

The per annum rate of change is the annualized rate of change over the period. This is equivalent to the annual bank savings rate you would need to achieve the same total return over the given period. This annualized return is also known as the Compound Annual Growth Rate (CAGR). The formula for CAGR is:

CAGR = (1 + Total return) ^ (1 ÷ Number of years) - 1

Some specific examples:

• Over the past 20 years, SW area have seen a 0.6% annual change when adjusted for inflation. This translates to a total change of 13.6% in real terms.
• Over the past 5 years, SW area have seen a -4.9% annual change when adjusted for inflation. This translates to a total change of -22.3% in real terms.

Most recent SW18 sales

For the most recent sales activity, rather than a summarized average, it is better to see the underlying data. This is shown in the chart below, where blue dots represent individual sales, click on them to see details. If there is an obvious trend you should be able to spot it here amid the noise from outliers.

Tip: hover over dots to see details

SW18's constituents

The analysis on this page encompasses the entirety of SW18. If you want more granular analysis on different parts of SW18, use these links.

Nearby geographies

The table below shows how 'SW18' compares to the other postcode districts nearby 'SW18'.

Raw data

Our analysis of SW18 is derived from what is essentially a big table of sold prices from Land Registry with added property size information. Below are three rows from this table to give you an idea.

See the entire list of all sales in SW18 here.