Blackthorn Road - AL7 3JS
Key Postcode Insights
AL7 3JS is a residential postcode situated on Blackthorn Road, Welwyn Garden City, AL7 with 14 addresses.
It ranks as the 305th largest and 635th most expensive of the 785 postcodes in the AL7 area. The most common property type is a mid-century house built between 1936 and 1979.
The postcode contains a total of 14 properties: 14 houses.
- Ave. Sale Price
- £468,054
- 10 Year change
- up 13.2%
- Ave. Rental Price
- £1,869pcm
- 10 Year change
- up 56.1%
- Ave. £ per ft²
- £474/ft²
- Ave. Gross Yield
- 4.8%/year/yr
Key Postcode Insights
AL7 3JS is a residential postcode situated on Blackthorn Road, Welwyn Garden City, AL7 with 14 addresses.
It ranks as the 305th largest and 635th most expensive of the 785 postcodes in the AL7 area. The most common property type is a mid-century house built between 1936 and 1979.
The postcode contains a total of 14 properties: 14 houses.
- Ave. Sale Price
- £468,054
- 10 Year change
- up 13.2%
- Ave. Rental Price
- £1,869pcm
- 10 Year change
- up 56.1%
- Ave. £ per ft²
- £474/ft²
- Ave. Gross Yield
- 4.8%/year/yr
Explore Propertiesin AL7 3JS
- 2 Blackthorn Road
4 Bed Mid-century House
- 4 Blackthorn Road
4 Bed Mid-century House
- 6 Blackthorn Road
3 Bed Mid-century House
- 8 Blackthorn Road
4 Bed Mid-century House
- 10 Blackthorn Road
3 Bed Mid-century House
Sales Market Trends
The last sale in AL7 3JS sold for £525,000 on 20th January 2025. Since then prices are down an average of 1.4%.
The current average value in the postcode is £468,054.
The AL7 3JS Sales Market has increased by 13.2% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -1.4% | £468,054 |
| June 2025 | -1.6% | £474,833 |
| June 2024 | -2.5% | £482,580 |
| June 2023 | 2.9% | £494,982 |
| June 2022 | 6.3% | £480,910 |
| June 2021 | 6% | £452,535 |
| June 2020 | 3.1% | £427,094 |
| June 2019 | -1.5% | £414,366 |
| June 2018 | -1.8% | £420,594 |
| June 2017 | 3.5% | £428,099 |
| June 2016 | 14.8% | £413,488 |
| June 2015 | 12.3% | £360,272 |
| June 2014 | 14.8% | £320,826 |
| June 2013 | 3.9% | £279,369 |
| June 2012 | 1% | £268,786 |
| June 2011 | 1.2% | £266,246 |
| June 2010 | 14.5% | £262,986 |
| June 2009 | -10.4% | £229,698 |
| June 2008 | -2.8% | £256,234 |
| June 2007 | 0% | £263,578 |
Rental Market Trends
The current average rental value in the postcode is £1,869.
The AL7 3JS Rental Market has increased by 56.1% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 4.5% | £1,869pcm |
| June 2025 | 4.5% | £1,789pcm |
| June 2024 | 7.7% | £1,711pcm |
| June 2023 | 8.7% | £1,589pcm |
| June 2022 | 9.8% | £1,461pcm |
| June 2021 | 6.7% | £1,331pcm |
| June 2020 | 1.1% | £1,247pcm |
| June 2019 | 1.7% | £1,233pcm |
| June 2018 | 1.1% | £1,212pcm |
| June 2017 | 0.1% | £1,198pcm |
| June 2016 | 4.6% | £1,197pcm |
| June 2015 | 3.3% | £1,145pcm |
| June 2014 | 6% | £1,109pcm |
| June 2013 | 0.1% | £1,046pcm |
| June 2012 | 4% | £1,044pcm |
| June 2011 | 3.9% | £1,005pcm |
| June 2010 | 9.3% | £967pcm |
| June 2009 | -4.6% | £884pcm |
| June 2008 | 4.1% | £927pcm |
| June 2007 | 0% | £890pcm |
Sales History
The last sale was on 20th January 2025 for £525,000 and since then the market in the area has decreased by 1.4%. The postcode has had a total of 17 sales since 1995.
AL7 3JS has seen 2 sales in the last three years and no sales in the last twelve months.
- Sold Jan 2025£525,000 | 4 Bed House4, Blackthorn Road, Welwyn Garden City, AL7 3JS4, Blackthorn Road, Welwyn Garden City, AL7 3JS
- Sold Aug 2023£575,000 | 3 Bed House6, Blackthorn Road, Welwyn Garden City, AL7 3JS6, Blackthorn Road, Welwyn Garden City, AL7 3JS
- Sold May 2022£410,000 | 3 Bed House26, Blackthorn Road, Welwyn Garden City, AL7 3JS26, Blackthorn Road, Welwyn Garden City, AL7 3JS
- Sold Mar 2021£410,000 | 3 Bed House16, Blackthorn Road, Welwyn Garden City, AL7 3JS16, Blackthorn Road, Welwyn Garden City, AL7 3JS
- Sold Aug 2016£336,500 | 4 Bed House8, Blackthorn Road, Welwyn Garden City, AL7 3JS8, Blackthorn Road, Welwyn Garden City, AL7 3JS
Nearby Postcodes
AL7 3JS is the 305th largest and the 635th most expensive postcode out of the 785 postcodes in the AL7 area.
- AL7 3JP, Blackthorn Road, Welwyn Garden City, AL7AL7 3JP4 Addresses|38 m away
- AL7 3DX, Sweet Briar, Welwyn Garden City, AL7AL7 3DX6 Addresses|98 m away
- AL7 3JT, Lowerfield, Welwyn Garden City, AL7AL7 3JT49 Addresses|102 m away
- AL7 3JR, Blackthorn Road, Welwyn Garden City, AL7AL7 3JR8 Addresses|132 m away
- AL7 3JX, Wellcroft Road, Welwyn Garden City, AL7AL7 3JX36 Addresses|141 m away
Property Types
- 12 mid-century houses built between 1936 and 1979
- 2 other addresses of unknown type
- mid-century house (12)
- Unknown (2)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 12 properties.
- The most common rating is D.
- A (0)
- E (1)
- B (0)
- F (0)
- C (5)
- G (0)
- D (6)
- No EPC (2)
Top 3 Most Expensive Sales
- Sold Aug 2023£575,000 | 3 Bed House6, Blackthorn Road, Welwyn Garden City, AL7 3JS6, Blackthorn Road, Welwyn Garden City, AL7 3JS
- Sold Dec 2025£575,000 | 4 Bed House41, Blackthorn Road, Welwyn Garden City, AL7 3JP41, Blackthorn Road, Welwyn Garden City, AL7 3JP
- Sold Jan 2025£525,000 | 4 Bed House4, Blackthorn Road, Welwyn Garden City, AL7 3JS4, Blackthorn Road, Welwyn Garden City, AL7 3JS
Schools Nearby
- Swallow Dell Primary and Nursery School200 m away
- Holwell Primary School700 m away
- Watchlytes Primary School900 m away
- Ridgeway Academy1.0 km away
- Stanborough School2.4 km away
- Monk's Walk School3.4 km away
More reading links
Public Transport Nearby
The closest station to AL7 3JS is Welwyn Garden City station, which is 1.5 kilometres away.
- Welwyn Garden City|1.5 km away
- Welwyn North|3.3 km away
- Hatfield (Herts)|3.9 km away
- Hertford North|6.4 km away
