SW18 postcode area house prices

SW18 has an average sold price of £494,080 across 48,325 HM Land Registry transactions covering 1,065 postcodes. The largest town grouping is London.

Updated October 2026Records through August 2026HM Land Registry31+ million records

SW18 at a glance

SW18 postcode area averages £494,080 across 48,325 completed sales covering 1,065 postcodes. Check the median, sample depth and nearby postcodes before using the average as a market signal.

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Average £494,080 · Median £382,500 · 48,325 transactions · +509.1% growth · 1,065 postcodes

Data source: HM Land Registry; Updated October 2026
Sample quality: High transaction depth; 48,325 sales across 1,065 postcodes
Median check: £382,500; Mean and median differ — inspect local mix
Trend signal: +509.1%; The five-year price movement is +509.1%.
Coverage: 1,065 postcodes; Largest town: London

SW18 Postcode Area Overview

The SW18 postcode area averages £494,080 across 48,325 registered sales — above the national average of £400,016 by +23.5%. The median price across constituent postcodes is £382,500, suggesting higher-value sales pull the mean upward. 1,065 postcodes cover this area, with data sourced from HM Land Registry Price Paid Records. The principal town is London, which accounts for the largest share of transactions in this postcode area. The five-year price movement is +509.1%, in line with national growth.

Postcodes in SW18

SW18 3DB£297,496 average239 sales SW18 3QS£385,382 average221 sales SW18 2JR£271,444 average187 sales SW18 1JL£213,564 average185 sales SW18 1PR£401,284 average173 sales SW18 2SL£370,589 average173 sales SW18 4HH£359,676 average168 sales SW18 4QD£296,124 average167 sales SW18 4PY£299,027 average166 sales SW18 4QL£314,139 average166 sales SW18 4FQ£369,509 average163 sales SW18 3QZ£449,027 average160 sales SW18 3QR£393,190 average159 sales SW18 4GL£469,138 average156 sales SW18 1JG£213,312 average154 sales SW18 3BN£367,110 average154 sales SW18 1NS£422,999 average152 sales SW18 3TD£449,005 average151 sales SW18 2BW£285,603 average149 sales SW18 3DD£445,890 average148 sales SW18 2RX£279,948 average147 sales SW18 3RA£405,170 average146 sales SW18 4QF£332,069 average144 sales SW18 5AN£340,540 average141 sales SW18 3QH£417,916 average140 sales SW18 1AZ£386,915 average139 sales SW18 5TN£219,565 average138 sales SW18 1TS£631,514 average136 sales SW18 4FW£426,938 average135 sales SW18 4FY£453,842 average134 sales SW18 1AL£563,705 average132 sales SW18 3DG£368,300 average132 sales SW18 5RD£390,854 average132 sales SW18 1AP£565,091 average131 sales SW18 3SN£708,208 average131 sales SW18 4GY£394,601 average129 sales SW18 4HE£330,149 average129 sales SW18 5AL£327,082 average129 sales SW18 3EB£352,660 average128 sales SW18 2JT£276,194 average127 sales SW18 4BJ£415,037 average127 sales SW18 1BG£566,472 average124 sales SW18 4PT£317,192 average123 sales SW18 2PW£362,404 average122 sales SW18 4QN£335,440 average122 sales SW18 1AW£586,775 average121 sales SW18 3QP£502,465 average120 sales SW18 5SH£383,312 average120 sales SW18 5SJ£399,058 average119 sales SW18 5AT£361,029 average118 sales SW18 3QN£464,176 average117 sales SW18 3AF£533,620 average116 sales SW18 3BX£208,653 average116 sales SW18 5AS£354,485 average116 sales SW18 2LR£338,468 average115 sales SW18 4RZ£368,760 average115 sales SW18 4GT£613,105 average114 sales SW18 1HP£419,349 average112 sales SW18 2BE£305,762 average112 sales SW18 3HD£314,313 average112 sales SW18 4UR£289,518 average112 sales SW18 5DU£670,072 average112 sales SW18 1GN£762,932 average111 sales SW18 3BB£477,965 average111 sales SW18 5BG£412,713 average111 sales SW18 3BA£543,981 average110 sales SW18 1QF£567,165 average109 sales SW18 1TW£533,464 average108 sales SW18 1TX£501,215 average108 sales SW18 1GB£527,330 average107 sales SW18 1LP£700,474 average107 sales SW18 4RX£417,157 average107 sales SW18 5JF£746,652 average107 sales SW18 5QY£599,804 average107 sales SW18 1DF£310,766 average106 sales SW18 1RP£469,421 average106 sales SW18 3BQ£459,334 average106 sales SW18 3BG£426,908 average105 sales SW18 3TB£403,507 average105 sales SW18 4PU£318,727 average105 sales

Compare postcodes in SW18

Use the location comparison tool to put SW18 postcodes beside other postcode areas, towns or districts before narrowing your shortlist.

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Property valuation guide

Estimate a property value in the SW18 area

Professional valuers use recent sold prices as comparable evidence. In the SW18 area, the median sold price is £382,500 and the average is £494,080, based on 48,325 HM Land Registry transactions. Over five years, prices have moved +509.1%, which affects how comparables from earlier years should be weighted.

Typical comparable range: £325,000–£440,000(±15% from median)

These are historical completed-sale prices — not a formal valuation, asking price or investment advice. Use them to sense-check an asking price or set expectations before instructing a surveyor.

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Frequently asked questions

What is the average sold price in the SW18 postcode area?

The average sold price in SW18 is £494,080, based on 48,325 HM Land Registry transactions across 1,065 postcodes.

How does SW18 compare to the national average?

SW18 is +23.5% above the England and Wales national average of £400,016.

Are these figures valuations or asking prices?

No. These are historical completed sale prices from HM Land Registry Price Paid Data. They are not current valuations, asking prices or investment advice.

How many postcodes does the SW18 area cover?

The SW18 postcode area covers 1,065 individual postcodes with 48,325 registered sales. The largest town grouping is London.

More about SW18

London town Browse districts Market reports Methodology Compare locations Area guide: SW18

About this data

All sold price figures on this page come from HM Land Registry Price Paid Data for England and Wales, published under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right. These are historical completed sale prices — they are not current valuations, not forecasts and not investment advice. Past sale prices do not guarantee future values. Always seek independent professional advice before making property or financial decisions. Read the full methodology for details on data cleaning, grouping and limitations.