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Bricks&Logic is a trading name of Urban Markets Ltd
Company No. 11113204
  | Â
VAT No. GB 287 0845 68
Registered Address: 2 Leman St, London E1 8FA
TN12 9ATHouse Prices / South East, Maidstone, Underlyn Lane
Last updated May 2026
Key Postcode Insights
TN12 9AT is a residential postcode situated on Underlyn Lane, Marden, Tonbridge, TN12 with 8 addresses.
It ranks as the 609th largest and 59th most expensive of the 1,213 postcodes in the TN12 area.
The postcode contains a total of 8 properties: 1 house and 7 flats.
8
Properties
- Houses
- Flats
Key Postcode Insights
TN12 9AT is a residential postcode situated on Underlyn Lane, Marden, Tonbridge, TN12 with 8 addresses.
It ranks as the 609th largest and 59th most expensive of the 1,213 postcodes in the TN12 area.
The postcode contains a total of 8 properties: 1 house and 7 flats.
8
Properties
- Houses
- Flats
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House Pricesin TN12 9AT
Sale prices range from £213,327 for 2 bedroom Leasehold flats (775 ft2) to £544,217 for 4 bedroom freehold houses with a garden (1,184 ft2) .
Monthly rental prices range from £1,119 pcm for 2 bed flats to £2,347 pcm for 4 bed houses.
The gross rental yield is between 5.2% and 6.3%.
The average value per square foot is £275.
Average Sale Value
£254,688
Average Rental Value
£1,273 pcm
Average Rental Yield
6.0% /year
Average Value Per Sqft
£275 /ft2
Sales Market Trendsin TN12 9AT
The last sale in TN12 9AT sold for £70,000 on 7th November 1995. Since then prices are down an average of 0.0%.
The current average value in the postcode is £254,688.
The TN12 9AT Sales Market has increased by 16.6% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | -0.3% | £254,688 |
| April 2025 | -0.4% | £255,504 |
| April 2024 | -2.2% | £256,585 |
| April 2023 | 2.4% | £262,428 |
| April 2022 | 7.7% | £256,188 |
| April 2021 | 5% | £237,870 |
| April 2020 | 0% | £226,502 |
| April 2019 | -0.8% | £226,430 |
| April 2018 | 1.7% | £228,202 |
| April 2017 | 2.7% | £224,474 |
| April 2016 | 11.3% | £218,492 |
| April 2015 | 7.5% | £196,237 |
| April 2014 | 8.2% | £182,590 |
| April 2013 | 4.4% | £168,807 |
| April 2012 | -0.8% | £161,631 |
| April 2011 | 1.8% | £162,867 |
| April 2010 | 4.2% | £160,032 |
| April 2009 | -11.2% | £153,632 |
| April 2008 | 7.4% | £173,045 |
| April 2007 | 0% | £161,194 |
Rental Market Trendsin TN12 9AT
The current average rental value in the postcode is £1,273.
The TN12 9AT Rental Market has increased by 35.5% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 2.1% | £1,273pcm |
| April 2025 | 1.1% | £1,246pcm |
| April 2024 | 5.8% | £1,232pcm |
| April 2023 | 9.7% | £1,164pcm |
| April 2022 | 3.4% | £1,061pcm |
| April 2021 | 7.9% | £1,026pcm |
| April 2020 | 1.9% | £950pcm |
| April 2019 | -1.1% | £933pcm |
| April 2018 | 0.5% | £944pcm |
| April 2017 | 0% | £939pcm |
| April 2016 | 4.8% | £939pcm |
| April 2015 | 5.1% | £896pcm |
| April 2014 | 2.3% | £852pcm |
| April 2013 | 3.7% | £833pcm |
| April 2012 | 1.9% | £803pcm |
| April 2011 | 6.4% | £788pcm |
| April 2010 | 2.4% | £741pcm |
| April 2009 | -8.9% | £723pcm |
| April 2008 | 6% | £794pcm |
| April 2007 | 0% | £749pcm |
Properties and Buildingsin TN12 9AT, Underlyn Lane, Marden, Tonbridge, TN12
Sales Historyin TN12 9AT
The last sale was on 7th November 1995 for £70,000 and since then the market in the area has remained stable. The postcode has had a total of 1 sales since 1995.
TN12 9AT has seen no sales in the last three years and no sales in the last twelve months.
Nearby Postcodesto TN12 9AT
TN12 9AT is the 609th largest and the 59th most expensive postcode out of the 1,213 postcodes in the TN12 area.
- 58 mTN12 9BE, Underlyn Lane, Marden, Tonbridge, TN12TN12 9BE2 Addresses
- 97 mTN12 9BD, Underlyn Lane, Marden, Tonbridge, TN12TN12 9BD4 Addresses
- 143 mTN12 9BG, Maidstone Road, Marden, Tonbridge, TN12TN12 9BG3 Addresses
- 486 mTN12 9AP, Maidstone Road, Marden, Tonbridge, TN12TN12 9AP2 Addresses
- 545 mTN12 9BA, Stilebridge Lane, Marden, Tonbridge, TN12TN12 9BA9 Addresses
- 589 mTN12 9AR, Maidstone Road, Marden, Tonbridge, TN12TN12 9AR2 Addresses
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Property Typesin TN12 9AT
- 8 other addresses of unknown type
- Unknown (8)
Energy Efficiencyof properties in TN12 9AT
- Energy Performance Certificate (EPC) surveys conducted for 0 properties.
- The dominant rating is no_epc_ratings.
- A (0)
- E (0)
- B (0)
- F (0)
- C (0)
- G (0)
- D (0)
- No EPC (8)
Top 3 Most Expensive Saleson Underlyn Lane
- Sold Jan 2023£1,580,000 | 3 Bed HouseUnderlyn Lane1 Little Mill Farm Cottages, Underlyn Lane, Tonbridge, TN12 9AU
- Sold Jan 2023£800,000 | 3 Bed HouseUnderlyn Lane5 Little Mill Farm Cottages, Underlyn Lane, Tonbridge, TN12 9AU
- Sold Nov 1995£70,000 | 4 Bed HouseUnderlyn LaneSunnyside, Underlyn Lane, Tonbridge, TN12 9AT
Schools Nearbyto TN12 9AT
The nearest primary school to TN12 9AT is Leigh Academy Marden which is 2.7 kilometres away.
- 2.7kmLeigh Academy Marden
- 4.0kmSt Margaret's, Collier Street Church of England Voluntary Controlled School
- 4.3kmBoughton Monchelsea Primary School
The nearest secondary school is Cornwallis Academy which is 4.3 kilometres away.
- 4.3kmCornwallis Academy
- 6.5kmNew Line Learning Academy
- 8.2kmMaidstone Grammar School
More reading links
Public Transport Nearbyto TN12 9AT
The closest station to TN12 9AT is Marden (Kent) station which is 2.3 kilometres away.
- 2.3kmMarden (Kent)
- 3.6kmStaplehurst
- 7.2kmEast Farleigh
- 7.7kmBeltring
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