Postcode district report · August 2026

TN12, Tonbridge and Malling

TN12 is the 1st Hapiest of Tonbridge and Malling's 11 postcode districts on the HPAI Swatch, which compares them with each other on prices, how the market is moving, energy efficiency and transport. TN12 also reaches into Maidstone and Tunbridge Wells; these figures are for its homes in Tonbridge and Malling.

Homes sold

in the 12 months to August 2026

Median price

£425,000

+5.6% on the year before

Price per m²

£5,183

median, homes with an EPC

Flats

of homes sold

TN12 on the HPAI Swatch

Each tile ranks TN12 against the other postcode districts of Tonbridge and Malling.

Price per m²£5,183/m² 1st of 11

Price change+5.6% 1st of 11

Sales a year27 a year 11th of 11

Sales change+9.7% 2nd of 11

Energy efficiency58 EPC score 10th of 11

Carbon4.3 t CO₂ a home 10th of 11

Station nearbyNo data –

Yellow the best in Tonbridge and Malling Green above average Blue below average Purple weakest in Tonbridge and Malling

Yellow is Hapi: the more yellow, the better TN12 compares with the rest of Tonbridge and Malling. These colours compare postcode districts within Tonbridge and Malling; Tonbridge and Malling's own Swatch compares it with areas across England and Wales.

Tonbridge and Malling's postcode districts, Hapiest first

#	Postcode district	Homes sold	Median price	Price change
1	TN12	27	£425,000	+5.6%
2	ME19	290	£463,750	+0.8%
3	ME6	155	£310,000	+0.6%
4	ME20	257	£375,000	+0.0%
5	TN9	239	£375,000	-1.3%
6	TN11	105	£489,000	-7.7%
7	ME1	59	£285,000	-18.6%
8	ME18	37	£455,000	-19.1%
9	TN15	140	£483,500	-0.3%
10	TN10	131	£452,000	-3.4%
11	ME5	45	£410,000	-1.2%

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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 Tonbridge and Malling 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 Tonbridge and Malling aren't ranked.