What is the average house price in the KT23 postcode district?

The median sold price in KT23 is £721,500, based on 110 transactions recorded by HM Land Registry in the 12 months ending April 2026.

Is KT23 cheap or expensive compared with the UK average?

The Gera District Price Index (GDPI) for KT23 is 250 (UK outcode median = 100). KT23 is above-average: its median of £721,500 is 150% above the UK outcode median of £288,675 (HM Land Registry PPD, April 2026).

How much does a detached house cost in KT23?

The median price for a detached house in KT23 is £850,000, according to HM Land Registry Price Paid Data for the 12 months ending April 2026.

How much does a flat cost in KT23?

The median price for a flat or maisonette in KT23 is £300,000, based on HM Land Registry transaction data for the 12 months ending April 2026.

What is the typical price for a terraced house in KT23?

The median price for a terraced house in KT23 is £405,000 (HM Land Registry PPD, 12 months to April 2026).

How much does a semi-detached house cost in KT23?

The median price for a semi-detached house in KT23 is £540,000 (HM Land Registry PPD, 12 months to April 2026).

What is the Gera District Price Index for KT23?

The Gera District Price Index (GDPI) for KT23 is 250, 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 KT23 postcode district

Based on 110 Land Registry transactions · 12 months ending April 2026

What is the median house price in KT23?

As of April 2026, the median sold price in the KT23 postcode district is £721,500, based on 110 Land Registry transactions in the 12 months ending April 2026. The Gera District Price Index (GDPI) for KT23 is 250 — 150% above the UK outcode median of £288,675. Detached homes sold for a median of £850,000.

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

250GDPI

Gera District Price Index — KT23

250 / 100 where 100 = UK outcode median (£288,675). KT23 is 150% above the national outcode median.

How is the GDPI computed?

Median sold prices in KT23

Overall median: £721,500
vs UK outcode median: +150%
Transactions (12m): 110

By property type

Median sold price by property type in KT23 (HM Land Registry PPD, April 2026)
Property type	Median price	vs overall
Detached	£850,000	+18%
Semi-detached	£540,000	-25%
Terraced	£405,000	-44%
Flat / maisonette	£300,000	-58%

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

Find postcode districts within your budget

Set a budget to see which UK outcode districts have a median sold price at or below it — ranked by the Gera District Price Index.

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Top 12 postcode districts with median ≤ £721,500, ordered by Gera District Price Index (highest = best value relative to national median):

Outcode	Median price	GDPI	Transactions
KT23	£721,500	250	110
SW20	£720,000	249	313
SW12	£715,000	248	407
W6	£710,000	246	333
HP7	£700,000	242	100
TN3	£700,000	242	117
NW5	£691,750	240	192
TW11	£690,500	239	292
W9	£690,000	239	360
KT21	£686,500	238	135
RG9	£687,500	238	260
NW6	£685,500	237	526

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.

KT23 house prices — questions and answers

What is the average house price in the KT23 postcode district?: The median sold price in KT23 is £721,500, based on 110 transactions recorded by HM Land Registry in the 12 months ending April 2026.
Is KT23 cheap or expensive compared with the UK average?: The Gera District Price Index (GDPI) for KT23 is 250 (UK outcode median = 100). KT23 is above-average: its median of £721,500 is 150% above the UK outcode median of £288,675 (HM Land Registry PPD, April 2026).
How much does a detached house cost in KT23?: The median price for a detached house in KT23 is £850,000, according to HM Land Registry Price Paid Data for the 12 months ending April 2026.
How much does a flat cost in KT23?: The median price for a flat or maisonette in KT23 is £300,000, based on HM Land Registry transaction data for the 12 months ending April 2026.
What is the typical price for a terraced house in KT23?: The median price for a terraced house in KT23 is £405,000 (HM Land Registry PPD, 12 months to April 2026).
How much does a semi-detached house cost in KT23?: The median price for a semi-detached house in KT23 is £540,000 (HM Land Registry PPD, 12 months to April 2026).
What is the Gera District Price Index for KT23?: The Gera District Price Index (GDPI) for KT23 is 250, 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.