Postcode district report · August 2026

RH15, Mid Sussex

RH15 is the 7th Hapiest of Mid Sussex'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. RH15 also reaches into Lewes; these figures are for its homes in Mid Sussex.

Homes sold
393
in the 12 months to August 2026
Median price
£400,000
+0.0% on the year before
Price per m²
£4,706
median, homes with an EPC
Flats
12%
of homes sold

RH15 on the HPAI Swatch

Each tile ranks RH15 against the other postcode districts of Mid Sussex.

Price per m²£4,706/m² 5th of 7
Price change+0.0% 5th of 7
Sales a year393 a year 3rd of 7
Sales change-22.2% 7th of 7
Energy efficiency71 EPC score 5th of 7
Carbon2.9 t CO₂ a home 4th of 7
Station nearby0.9 km 2nd of 6
Yellow the best in Mid Sussex Green above average Blue below average Purple weakest in Mid Sussex

Yellow is Hapi: the more yellow, the better RH15 compares with the rest of Mid Sussex. These colours compare postcode districts within Mid Sussex; Mid Sussex's own Swatch compares it with areas across England and Wales.

Mid Sussex's postcode districts, Hapiest first

#Postcode districtSwatchHomes soldMedian pricePrice change
1 RH11 27£475,000 +13.2%
2 RH16 535£420,600 +1.3%
3 RH17 194£589,500 +5.3%
4 BN6 215£525,000 -2.3%
5 RH19 394£410,000 -1.6%
6 RH10 130£491,250 +6.2%
7 RH15 393£400,000 +0.0%

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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 Mid Sussex 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 Mid Sussex aren't ranked.