Colchester Avenue - CF23 9BN
Key Postcode Insights
CF23 9BN is a residential postcode situated on Colchester Avenue, Penylan, Cardiff, CF23 with 23 addresses.
It ranks as the 451st largest and 586th most expensive of the 821 postcodes in the CF23 area. The most common property type is a early-century house built between 1912 and 1935.
The postcode contains a total of 23 properties: 20 houses and 3 flats.
- Ave. Sale Price
- £441,873
- 10 Year change
- up 35.8%
- Ave. Rental Price
- £1,576pcm
- 10 Year change
- up 65.5%
- Ave. £ per ft²
- £303/ft²
- Ave. Gross Yield
- 4.3%/year/yr
Key Postcode Insights
CF23 9BN is a residential postcode situated on Colchester Avenue, Penylan, Cardiff, CF23 with 23 addresses.
It ranks as the 451st largest and 586th most expensive of the 821 postcodes in the CF23 area. The most common property type is a early-century house built between 1912 and 1935.
The postcode contains a total of 23 properties: 20 houses and 3 flats.
- Ave. Sale Price
- £441,873
- 10 Year change
- up 35.8%
- Ave. Rental Price
- £1,576pcm
- 10 Year change
- up 65.5%
- Ave. £ per ft²
- £303/ft²
- Ave. Gross Yield
- 4.3%/year/yr
Explore Propertiesin CF23 9BN
- 1 Colchester Avenue
Unknown
- 3 Colchester Avenue
Unknown
- 5 Colchester Avenue
4 Bed Early-century House
- 7 Colchester Avenue
Building  |  3 Flats
- 9 Colchester Avenue
Unknown
Sales Market Trends
The last sale in CF23 9BN sold for £378,000 on 12th June 2024. Since then prices are up an average of 1.6%.
The current average value in the postcode is £441,873.
The CF23 9BN Sales Market has increased by 35.8% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 0.9% | £441,873 |
| June 2025 | 1.2% | £438,075 |
| June 2024 | 3% | £432,729 |
| June 2023 | 0.6% | £420,043 |
| June 2022 | 9.2% | £417,401 |
| June 2021 | 5.8% | £382,315 |
| June 2020 | 3.7% | £361,458 |
| June 2019 | 2.6% | £348,400 |
| June 2018 | 3.6% | £339,551 |
| June 2017 | 0.7% | £327,683 |
| June 2016 | 6.5% | £325,397 |
| June 2015 | 5.5% | £305,671 |
| June 2014 | 5.1% | £289,808 |
| June 2013 | 0.1% | £275,852 |
| June 2012 | -0.1% | £275,665 |
| June 2011 | -1% | £275,839 |
| June 2010 | 6.5% | £278,643 |
| June 2009 | -9.5% | £261,588 |
| June 2008 | -5.3% | £289,100 |
| June 2007 | 0% | £305,224 |
Rental Market Trends
The current average rental value in the postcode is £1,576.
The CF23 9BN Rental Market has increased by 65.5% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 2.8% | £1,576pcm |
| June 2025 | 4.2% | £1,533pcm |
| June 2024 | 7.8% | £1,472pcm |
| June 2023 | 11% | £1,366pcm |
| June 2022 | 11% | £1,230pcm |
| June 2021 | 6.3% | £1,108pcm |
| June 2020 | 3.3% | £1,043pcm |
| June 2019 | 1.2% | £1,010pcm |
| June 2018 | 2.1% | £998pcm |
| June 2017 | 2.7% | £977pcm |
| June 2016 | 4% | £952pcm |
| June 2015 | 3.2% | £916pcm |
| June 2014 | 2.8% | £887pcm |
| June 2013 | 2% | £863pcm |
| June 2012 | 1.5% | £846pcm |
| June 2011 | 0.8% | £834pcm |
| June 2010 | 2.8% | £827pcm |
| June 2009 | -2.1% | £805pcm |
| June 2008 | 0.9% | £822pcm |
| June 2007 | 0% | £815pcm |
Sales History
The last sale was on 12th June 2024 for £378,000 and since then the market in the area has increased by 1.6%. The postcode has had a total of 22 sales since 1995.
CF23 9BN has seen 1 sale in the last three years and no sales in the last twelve months.
- Sold Jun 2024£378,000 | 4 Bed House17, Colchester Avenue, Cardiff, CF23 9BN17, Colchester Avenue, Cardiff, CF23 9BN
- Sold Feb 2022£570,000 | 4 Bed House5, Colchester Avenue, Cardiff, CF23 9BN5, Colchester Avenue, Cardiff, CF23 9BN
- Sold Oct 2020£430,000 | 4 Bed House21, Colchester Avenue, Cardiff, CF23 9BN21, Colchester Avenue, Cardiff, CF23 9BN
- Sold Dec 2018£405,000 | 4 Bed House5, Colchester Avenue, Cardiff, CF23 9BN5, Colchester Avenue, Cardiff, CF23 9BN
- Sold May 2015£376,000 | 5 Bed House35, Colchester Avenue, Cardiff, CF23 9BN35, Colchester Avenue, Cardiff, CF23 9BN
Nearby Postcodes
CF23 9BN is the 451st largest and the 586th most expensive postcode out of the 821 postcodes in the CF23 area.
- CF23 9BP, Colchester Avenue, Penylan, Cardiff, CF23CF23 9BP30 Addresses|55 m away
- CF23 9BT, Winchester Avenue, Penylan, Cardiff, CF23CF23 9BT31 Addresses|59 m away
- CF23 9AR, Melrose Avenue, Penylan, Cardiff, CF23CF23 9AR47 Addresses|93 m away
- CF23 9BJ, Waterloo Road, Penylan, Cardiff, CF23CF23 9BJ13 Addresses|102 m away
- CF23 5RB, Pen-Y-Lan Road, Cardiff, CF23CF23 5RB11 Addresses|109 m away
Property Types
- 11 early-century houses built between 1912 and 1935
- 12 other addresses of unknown type
- early-century house (11)
- Unknown (12)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 11 properties.
- The most common rating is D.
- A (0)
- E (3)
- B (0)
- F (0)
- C (0)
- G (0)
- D (8)
- No EPC (12)
Top 3 Most Expensive Sales
- Sold Apr 2025£700,000 | 4 Bed House88, Colchester Avenue, Cardiff, CF23 9AZ88, Colchester Avenue, Cardiff, CF23 9AZ
- Sold May 2024£690,000 | 4 Bed House88, Colchester Avenue, Cardiff, CF23 9AZ88, Colchester Avenue, Cardiff, CF23 9AZ
- Sold Jul 2022£635,000 | 5 Bed House43, Colchester Avenue, Cardiff, CF23 9AX43, Colchester Avenue, Cardiff, CF23 9AX
Schools Nearby
Public Transport Nearby
The closest station to CF23 9BN is Cathays station, which is 1.8 kilometres away.
- Cathays|1.8 km away
- Cardiff Queen Street|2.1 km away
- Heath Low Level|2.4 km away
- Heath High Level|2.5 km away
