What is the average house price in the TW9 postcode district?

The median sold price in TW9 is £685,000, based on 269 transactions recorded by HM Land Registry in the 12 months ending April 2026.

Is TW9 cheap or expensive compared with the UK average?

The Gera District Price Index (GDPI) for TW9 is 237 (UK outcode median = 100). TW9 is above-average: its median of £685,000 is 137% above the UK outcode median of £288,675 (HM Land Registry PPD, April 2026).

How much does a detached house cost in TW9?

The median price for a detached house in TW9 is £2,150,000, according to HM Land Registry Price Paid Data for the 12 months ending April 2026.

How much does a flat cost in TW9?

The median price for a flat or maisonette in TW9 is £500,000, based on HM Land Registry transaction data for the 12 months ending April 2026.

What is the typical price for a terraced house in TW9?

The median price for a terraced house in TW9 is £1,025,500 (HM Land Registry PPD, 12 months to April 2026).

How much does a semi-detached house cost in TW9?

The median price for a semi-detached house in TW9 is £1,400,000 (HM Land Registry PPD, 12 months to April 2026).

What is the Gera District Price Index for TW9?

The Gera District Price Index (GDPI) for TW9 is 237, where 100 equals the UK outcode median (£288,675). The GDPI allows direct comparison between postcode districts regardless of geography. Methodology: https://gerarent.com/methodology/gera-district-price-index.

House prices in the TW9 postcode district

Based on 269 Land Registry transactions · 12 months ending April 2026

What is the median house price in TW9?

As of April 2026, the median sold price in the TW9 postcode district is £685,000, based on 269 Land Registry transactions in the 12 months ending April 2026. The Gera District Price Index (GDPI) for TW9 is 237 — 137% above the UK outcode median of £288,675. Detached homes sold for a median of £2,150,000.

Source:HM Land Registry — Price Paid Data·As of April 2026 · updated monthly (last: 2026-06-19)

237GDPI

Gera District Price Index — TW9

237 / 100 where 100 = UK outcode median (£288,675). TW9 is 137% above the national outcode median.

How is the GDPI computed?

Median sold prices in TW9

Overall median: £685,000
vs UK outcode median: +137%
Transactions (12m): 269

By property type

Median sold price by property type in TW9 (HM Land Registry PPD, April 2026)
Property type	Median price	vs overall
Detached	£2,150,000	+214%
Semi-detached	£1,400,000	+104%
Terraced	£1,025,500	+50%
Flat / maisonette	£500,000	-27%

Property type medians are shown only where ≥3 transactions were recorded. All figures: HM Land Registry Price Paid Data, 12 months ending April 2026.

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Top 12 postcode districts with median ≤ £685,000, ordered by Gera District Price Index (highest = best value relative to national median):

Outcode	Median price	GDPI	Transactions
TW9	£685,000	237	269
BR4	£680,000	236	181
SE24	£680,555	236	162
NW1	£679,650	235	294
GU20	£675,000	234	53
N1	£675,000	234	752
TW1	£672,500	233	334
TN13	£670,000	232	331
KT2	£668,000	231	317
W10	£667,500	231	160
CM4	£665,000	230	159
HA5	£665,000	230	337

Medians are from HM Land Registry Price Paid Data — rolling 12 months to June 2026. GDPI = Gera District Price Index (UK outcode median = 100). Your inputs are used only in your browser.

TW9 house prices — questions and answers

What is the average house price in the TW9 postcode district?: The median sold price in TW9 is £685,000, based on 269 transactions recorded by HM Land Registry in the 12 months ending April 2026.
Is TW9 cheap or expensive compared with the UK average?: The Gera District Price Index (GDPI) for TW9 is 237 (UK outcode median = 100). TW9 is above-average: its median of £685,000 is 137% above the UK outcode median of £288,675 (HM Land Registry PPD, April 2026).
How much does a detached house cost in TW9?: The median price for a detached house in TW9 is £2,150,000, according to HM Land Registry Price Paid Data for the 12 months ending April 2026.
How much does a flat cost in TW9?: The median price for a flat or maisonette in TW9 is £500,000, based on HM Land Registry transaction data for the 12 months ending April 2026.
What is the typical price for a terraced house in TW9?: The median price for a terraced house in TW9 is £1,025,500 (HM Land Registry PPD, 12 months to April 2026).
How much does a semi-detached house cost in TW9?: The median price for a semi-detached house in TW9 is £1,400,000 (HM Land Registry PPD, 12 months to April 2026).
What is the Gera District Price Index for TW9?: The Gera District Price Index (GDPI) for TW9 is 237, where 100 equals the UK outcode median (£288,675). The GDPI allows direct comparison between postcode districts regardless of geography. Methodology: https://gerarent.com/methodology/gera-district-price-index.

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All median prices are computed by GeraRent from the HM Land Registry — Price Paid Data — rolling 12 months ending April 2026. Minimum 5 transactions per outcode; type medians require ≥3. The Gera District Price Index (GDPI) is a Gera proprietary computation — methodology at https://gerarent.com/methodology/gera-district-price-index. Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.