Postcode district report · August 2026

KT23, Mole Valley

KT23 is the 6th Hapiest of Mole Valley's 7 postcode districts on the HPAI Swatch, which compares them with each other on prices, how the market is moving, energy efficiency and transport.

Homes sold
107
in the 12 months to August 2026
Median price
£665,000
-5.0% on the year before
Price per m²
£4,934
median, homes with an EPC
Flats
11%
of homes sold

KT23 on the HPAI Swatch

Each tile ranks KT23 against the other postcode districts of Mole Valley.

Price per m²£4,934/m² 7th of 7
Price change-5.0% 5th of 7
Sales a year107 a year 5th of 7
Sales change-19.0% 4th of 7
Energy efficiency75 EPC score 1st of 7
Carbon2.5 t CO₂ a home 1st of 7
Station nearby1.4 km 5th of 7
Yellow the best in Mole Valley Green above average Blue below average Purple weakest in Mole Valley

Yellow is Hapi: the more yellow, the better KT23 compares with the rest of Mole Valley. These colours compare postcode districts within Mole Valley; Mole Valley's own Swatch compares it with areas across England and Wales.

Mole Valley's postcode districts, Hapiest first

#Postcode districtSwatchHomes soldMedian pricePrice change
1 RH4 173£450,000 -2.2%
2 KT21 130£730,000 +0.3%
3 RH5 114£544,000 +0.6%
4 KT22 276£507,250 -5.3%
5 RH3 48£630,000 -10.0%
6 KT23 107£665,000 -5.0%
7 RH6 26£475,000 -2.8%

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About these figures

Price per m²
Median price per square metre of homes sold in the last 12 months (homes with an EPC).
Price change
Median price in the last 12 months against the 12 months before.
Sales a year
Open-market sales in the last 12 months. More sales means a deeper, easier market.
Sales change
Sales in the 12 months to three months ago against the year before. The newest months are left out: Land Registry registers sales late.
Energy efficiency
Average EPC energy efficiency score of homes sold (higher is more efficient).
Carbon
Average carbon emissions of homes sold, tonnes a year. Lower is better.
Station nearby
Median distance from homes sold to the nearest railway station. Closer is better.

Open-market sales from HM Land Registry Price Paid Data in the 12 months to August 2026 (homes in Mole Valley only); price per m², energy and carbon from the homes sold that have an Energy Performance Certificate. Postcode districts with fewer than 20 sales a year in Mole Valley aren't ranked.