Underdown Road - BN42 4HL
Key Postcode Insights
BN42 4HL is a residential postcode situated on Underdown Road, Southwick, Brighton, BN42 with 57 addresses.
It ranks as the 203rd largest and 147th most expensive of the 208 postcodes in the BN42 area. The most common property type is a period house built between 1800 and 1911.
The postcode contains a total of 57 properties: 45 houses and 12 flats.
- Ave. Sale Price
- £429,932
- 10 Year change
- up 18.2%
- Ave. Rental Price
- £1,852pcm
- 10 Year change
- up 45.1%
- Ave. £ per ft²
- £426/ft²
- Ave. Gross Yield
- 5.2%/year/yr
Key Postcode Insights
BN42 4HL is a residential postcode situated on Underdown Road, Southwick, Brighton, BN42 with 57 addresses.
It ranks as the 203rd largest and 147th most expensive of the 208 postcodes in the BN42 area. The most common property type is a period house built between 1800 and 1911.
The postcode contains a total of 57 properties: 45 houses and 12 flats.
- Ave. Sale Price
- £429,932
- 10 Year change
- up 18.2%
- Ave. Rental Price
- £1,852pcm
- 10 Year change
- up 45.1%
- Ave. £ per ft²
- £426/ft²
- Ave. Gross Yield
- 5.2%/year/yr
Explore Propertiesin BN42 4HL
- Clifton Lodge
Building  |  4 Flats
- 4 Underdown Road
3 Bed Modern House
- 6 Underdown Road
Building  |  2 Flats
- 8 Underdown Road
Building  |  2 Flats
- 10 Underdown Road
4 Bed Period House
Sales Market Trends
The last sale in BN42 4HL sold for £541,000 on 24th October 2025. Since then prices are down an average of 0.4%.
The current average value in the postcode is £429,932.
The BN42 4HL Sales Market has increased by 18.2% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -2.7% | £429,932 |
| June 2025 | 3.4% | £442,070 |
| June 2024 | -1.8% | £427,490 |
| June 2023 | -4.8% | £435,156 |
| June 2022 | 13.5% | £457,291 |
| June 2021 | 6.8% | £403,052 |
| June 2020 | 3.7% | £377,566 |
| June 2019 | -0.4% | £364,040 |
| June 2018 | -1.9% | £365,666 |
| June 2017 | 2.5% | £372,845 |
| June 2016 | 9.5% | £363,782 |
| June 2015 | 12.2% | £332,097 |
| June 2014 | 9.1% | £295,974 |
| June 2013 | 1.7% | £271,391 |
| June 2012 | 4.8% | £266,821 |
| June 2011 | -1.3% | £254,479 |
| June 2010 | 17.4% | £257,791 |
| June 2009 | -15.1% | £219,530 |
| June 2008 | -4% | £258,438 |
| June 2007 | 0% | £269,252 |
Rental Market Trends
The current average rental value in the postcode is £1,852.
The BN42 4HL Rental Market has increased by 45.1% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 3.2% | £1,852pcm |
| June 2025 | 5.4% | £1,795pcm |
| June 2024 | 5.1% | £1,703pcm |
| June 2023 | 5.3% | £1,621pcm |
| June 2022 | 9.8% | £1,539pcm |
| June 2021 | 6% | £1,402pcm |
| June 2020 | 1.9% | £1,323pcm |
| June 2019 | 1.3% | £1,299pcm |
| June 2018 | 0.8% | £1,282pcm |
| June 2017 | -0.3% | £1,273pcm |
| June 2016 | 3.2% | £1,276pcm |
| June 2015 | 5.3% | £1,237pcm |
| June 2014 | 4.2% | £1,175pcm |
| June 2013 | 3.6% | £1,127pcm |
| June 2012 | 1.3% | £1,087pcm |
| June 2011 | 3.7% | £1,074pcm |
| June 2010 | 7.9% | £1,035pcm |
| June 2009 | -4.5% | £960pcm |
| June 2008 | 3% | £1,004pcm |
| June 2007 | 0% | £975pcm |
Sales History
The last sale was on 24th October 2025 for £541,000 and since then the market in the area has decreased by 0.4%. The postcode has had a total of 83 sales since 1995.
BN42 4HL has seen 7 sales in the last three years and 3 sales in the last twelve months.
- Sold Oct 2025£541,000 | 4 Bed House100, Underdown Road, Brighton, BN42 4HL100, Underdown Road, Brighton, BN42 4HL
- Sold Aug 2025£385,000 | 3 Bed House40, Underdown Road, Brighton, BN42 4HL40, Underdown Road, Brighton, BN42 4HL
- Sold Aug 2025£525,000 | 4 Bed House96, Underdown Road, Brighton, BN42 4HL96, Underdown Road, Brighton, BN42 4HL
- Sold Jan 2025£400,000 | 3 Bed House46, Underdown Road, Brighton, BN42 4HL46, Underdown Road, Brighton, BN42 4HL
- Sold Oct 2024£420,000 | 3 Bed House48, Underdown Road, Brighton, BN42 4HL48, Underdown Road, Brighton, BN42 4HL
Nearby Postcodes
BN42 4HL is the 203rd largest and the 147th most expensive postcode out of the 208 postcodes in the BN42 area.
- BN42 4HN, Underdown Road, Southwick, Brighton, BN42BN42 4HN59 Addresses|50 m away
- BN42 4HF, Cross Road, Southwick, Brighton, BN42BN42 4HF16 Addresses|94 m away
- BN42 4BU, Somerly Gardens, Southwick, Brighton, BN42BN42 4BU9 Addresses|112 m away
- BN42 4TS, Southview Road, Southwick, Brighton, BN42BN42 4TS33 Addresses|113 m away
- BN42 4HG, Cross Road, Southwick, Brighton, BN42BN42 4HG20 Addresses|140 m away
Property Types
- 29 period houses built between 1800 and 1911
- 8 period flats built between 1800 and 1911
- 5 modern houses built after 1980
- 4 modern flats built after 1980
- 11 other addresses of unknown type
- period house (29)
- period flat (8)
- modern house (5)
- modern flat (4)
- Unknown (11)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 41 properties.
- The most common rating is D.
- A (0)
- E (6)
- B (2)
- F (1)
- C (10)
- G (0)
- D (22)
- No EPC (16)
Top 3 Most Expensive Sales
- Sold Feb 2021£586,916 | 4 Bed House72, Underdown Road, Brighton, BN42 4HL72, Underdown Road, Brighton, BN42 4HL
- Sold Nov 2015£575,000 | 5 Bed House74, Underdown Road, Brighton, BN42 4HL74, Underdown Road, Brighton, BN42 4HL
- Sold Oct 2025£541,000 | 4 Bed House100, Underdown Road, Brighton, BN42 4HL100, Underdown Road, Brighton, BN42 4HL
Schools Nearby
- Glebe Primary School500 m away
- Holmbush Primary Academy800 m away
- Eastbrook Primary Academy800 m away
- Shoreham Academy500 m away
- Portslade Aldridge Community Academy1.6 km away
- King's School3.7 km away
More reading links
Public Transport Nearby
The closest station to BN42 4HL is Southwick station, which is 700 metres away.
- Southwick|700 m away
- Fishersgate|1.5 km away
- Shoreham-by-Sea|2.4 km away
- Portslade|2.4 km away
