Blackdown Close - SG1 6AY
Key Postcode Insights
SG1 6AY is a residential postcode situated on Blackdown Close, Stevenage, SG1 with 23 addresses.
It ranks as the 676th largest and 886th most expensive of the 1,110 postcodes in the SG1 area. The most common property type is a modern house built after 1980.
The postcode contains a total of 23 properties: 23 houses.
- Ave. Sale Price
- £409,345
- 10 Year change
- up 23.9%
- Ave. Rental Price
- £1,815pcm
- 10 Year change
- up 56.2%
- Ave. £ per ft²
- £412/ft²
- Ave. Gross Yield
- 5.3%/year/yr
Key Postcode Insights
SG1 6AY is a residential postcode situated on Blackdown Close, Stevenage, SG1 with 23 addresses.
It ranks as the 676th largest and 886th most expensive of the 1,110 postcodes in the SG1 area. The most common property type is a modern house built after 1980.
The postcode contains a total of 23 properties: 23 houses.
- Ave. Sale Price
- £409,345
- 10 Year change
- up 23.9%
- Ave. Rental Price
- £1,815pcm
- 10 Year change
- up 56.2%
- Ave. £ per ft²
- £412/ft²
- Ave. Gross Yield
- 5.3%/year/yr
Explore Propertiesin SG1 6AY
- 1 Blackdown Close
Unknown
- 3 Blackdown Close
Unknown
- 5 Blackdown Close
Unknown
- 7 Blackdown Close
Unknown
- 9 Blackdown Close
3 Bed Modern House
Sales Market Trends
The last sale in SG1 6AY sold for £500,000 on 16th February 2026. Since then prices are down an average of 1.1%.
The current average value in the postcode is £409,345.
The SG1 6AY Sales Market has increased by 23.9% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -1.5% | £409,345 |
| June 2025 | 3% | £415,433 |
| June 2024 | -1% | £403,191 |
| June 2023 | 0.6% | £407,326 |
| June 2022 | 10.6% | £404,907 |
| June 2021 | 5.1% | £366,054 |
| June 2020 | 0.9% | £348,318 |
| June 2019 | -0.9% | £345,125 |
| June 2018 | 0.7% | £348,091 |
| June 2017 | 4.7% | £345,789 |
| June 2016 | 15.4% | £330,363 |
| June 2015 | 12.9% | £286,274 |
| June 2014 | 14.2% | £253,628 |
| June 2013 | 2.1% | £222,179 |
| June 2012 | -1.2% | £217,641 |
| June 2011 | 0.4% | £220,299 |
| June 2010 | 8.2% | £219,384 |
| June 2009 | -10.5% | £202,721 |
| June 2008 | -1.2% | £226,600 |
| June 2007 | 0% | £229,392 |
Rental Market Trends
The current average rental value in the postcode is £1,815.
The SG1 6AY Rental Market has increased by 56.2% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 2.2% | £1,815pcm |
| June 2025 | 1.7% | £1,775pcm |
| June 2024 | 8.9% | £1,746pcm |
| June 2023 | 11.9% | £1,604pcm |
| June 2022 | 10% | £1,433pcm |
| June 2021 | 6.4% | £1,303pcm |
| June 2020 | 1.5% | £1,225pcm |
| June 2019 | 0.9% | £1,206pcm |
| June 2018 | 0.6% | £1,195pcm |
| June 2017 | 2.3% | £1,189pcm |
| June 2016 | 7.8% | £1,162pcm |
| June 2015 | 8% | £1,077pcm |
| June 2014 | 3.1% | £997pcm |
| June 2013 | 1.9% | £967pcm |
| June 2012 | 3.9% | £950pcm |
| June 2011 | 2.3% | £914pcm |
| June 2010 | 7.1% | £893pcm |
| June 2009 | -4.6% | £834pcm |
| June 2008 | 2.6% | £874pcm |
| June 2007 | 0% | £852pcm |
Sales History
The last sale was on 16th February 2026 for £500,000 and since then the market in the area has decreased by 1.1%. The postcode has had a total of 60 sales since 1995.
SG1 6AY has seen 1 sale in the last three years and 1 sale in the last twelve months.
- Sold Feb 2026£500,000 | 4 Bed House41, Blackdown Close, Stevenage, SG1 6AY41, Blackdown Close, Stevenage, SG1 6AY
- Sold Jul 2021£435,000 | 3 Bed House21, Blackdown Close, Stevenage, SG1 6AY21, Blackdown Close, Stevenage, SG1 6AY
- Sold Jun 2021£450,000 | 4 Bed House39, Blackdown Close, Stevenage, SG1 6AY39, Blackdown Close, Stevenage, SG1 6AY
- Sold Jan 2021£274,000 | 2 Bed House15, Blackdown Close, Stevenage, SG1 6AY15, Blackdown Close, Stevenage, SG1 6AY
- Sold Jul 2020£380,000 | 3 Bed House45, Blackdown Close, Stevenage, SG1 6AY45, Blackdown Close, Stevenage, SG1 6AY
Nearby Postcodes
SG1 6AY is the 676th largest and the 886th most expensive postcode out of the 1,110 postcodes in the SG1 area.
- SG1 6AZ, The Chilterns, Stevenage, SG1SG1 6AZ52 Addresses|52 m away
- SG1 6AX, Blackdown Close, Stevenage, SG1SG1 6AX45 Addresses|59 m away
- SG1 6BB, Great Ashby Way, Stevenage, SG1SG1 6BB14 Addresses|78 m away
- SG1 6BA, The Chilterns, Stevenage, SG1SG1 6BA28 Addresses|84 m away
- SG1 6DR, Grampian Place, Stevenage, SG1SG1 6DR62 Addresses|99 m away
Property Types
- 10 modern houses built after 1980
- 2 houses of an unknown age
- 11 other addresses of unknown type
- modern house (10)
- house (2)
- Unknown (11)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 10 properties.
- The most common rating is C.
- A (0)
- E (0)
- B (0)
- F (0)
- C (8)
- G (0)
- D (2)
- No EPC (13)
Top 3 Most Expensive Sales
- Sold Feb 2026£500,000 | 4 Bed House41, Blackdown Close, Stevenage, SG1 6AY41, Blackdown Close, Stevenage, SG1 6AY
- Sold Sep 2023£460,000 | 4 Bed House18, Blackdown Close, Stevenage, SG1 6AX18, Blackdown Close, Stevenage, SG1 6AX
- Sold Sep 2023£460,000 | 4 Bed House18, Blackdown Close, Stevenage, SG1 6AX18, Blackdown Close, Stevenage, SG1 6AX
Schools Nearby
- Round Diamond Primary School300 m away
- The Leys Primary and Nursery School800 m away
- Martins Wood Primary School1.3 km away
- The Nobel School2.2 km away
- Barclay Academy2.8 km away
- Marriotts School3.1 km away
More reading links
Public Transport Nearby
The closest station to SG1 6AY is Stevenage station, which is 4.1 kilometres away.
- Stevenage|4.1 km away
- Letchworth Garden City|6.8 km away
- Hitchin|6.9 km away
- Baldock|7.0 km away
