According to data from HM Land Registry, 21, Castleton Avenue, Bournemouth sits on a plot of 240 m².

We have plot size data on 17 out of 17 other houses in the postcode and 21, Castleton Avenue, Bournemouth sits on the 11th largest plot.

21, Castleton Avenue, Bournemouth has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 20 May 2013.

The property is not connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 21, Castleton Avenue, Bournemouth was last sold on 3rd December 2018 for £300,000 and was recorded as a freehold house.

The property has had 4 sales since 1995.

Since December 2018, the market for similar properties has risen by 21.4%.

• Sold Dec 2018£300,000
• Sold Sep 2014£215,000
• Sold Sep 2000£100,000

According to the Land Registry and our network of Estate Agents, there have been 215 sales of properties similar to 21, Castleton Avenue, Bournemouth within a radius of 830 metres since 2020.

The most recent example is 10, Markham Avenue, Bournemouth, BH10 7HN, a freehold house which sold for £350,000 on the 20th January 2026.

Read more about house prices in BH10.

• Sold Jan 2026£350,000 | 3 Bed House10, Markham Avenue, Bournemouth, BH10 7HN10, Markham Avenue, Bournemouth, BH10 7HN
• Sold Jan 2026£305,000 | 3 Bed House15, Castleton Avenue, Bournemouth, BH10 7HW15, Castleton Avenue, Bournemouth, BH10 7HW
• Sold Nov 2025£500,000 | 3 Bed House54, Markham Avenue, Bournemouth, BH10 7HN54, Markham Avenue, Bournemouth, BH10 7HN
• Sold Oct 2025£330,000 | 3 Bed House33, Horsham Avenue, Bournemouth, BH10 7JB33, Horsham Avenue, Bournemouth, BH10 7JB
• Sold Sep 2025£327,000 | 3 Bed House13, Horsham Avenue, Bournemouth, BH10 7JB13, Horsham Avenue, Bournemouth, BH10 7JB
• Sold Jun 2025£380,000 | 3 Bed House12, Markham Avenue, Bournemouth, BH10 7HN12, Markham Avenue, Bournemouth, BH10 7HN
• Sold Nov 2024£310,000 | 3 Bed House42, Horsham Avenue, Bournemouth, BH10 7JD42, Horsham Avenue, Bournemouth, BH10 7JD
• Sold Oct 2024£315,000 | 3 Bed House10, Castleton Avenue, Bournemouth, BH10 7HP10, Castleton Avenue, Bournemouth, BH10 7HP
• Sold Jul 2023£340,000 | 3 Bed House7, Markham Close, Bournemouth, BH10 7HU7, Markham Close, Bournemouth, BH10 7HU
• Sold Mar 2023£395,000 | 3 Bed House50, Horsham Avenue, Bournemouth, BH10 7JD50, Horsham Avenue, Bournemouth, BH10 7JD
• Sold Jan 2023£340,000 | 3 Bed House11, Castleton Avenue, Bournemouth, BH10 7HW11, Castleton Avenue, Bournemouth, BH10 7HW
• Sold Nov 2022£295,000 | 3 Bed House13, North Avenue, Bournemouth, BH10 7HR13, North Avenue, Bournemouth, BH10 7HR
• Sold Sep 2022£371,000 | 3 Bed House30, The Broadway, Bournemouth, BH10 7EY30, The Broadway, Bournemouth, BH10 7EY
• Sold Aug 2022£375,500 | 3 Bed House44, Horsham Avenue, Bournemouth, BH10 7JD44, Horsham Avenue, Bournemouth, BH10 7JD
• Sold Aug 2022£350,000 | 3 Bed House8A, Markham Avenue, Bournemouth, BH10 7HN8A, Markham Avenue, Bournemouth, BH10 7HN
• Sold Jul 2022£425,000 | 3 Bed House94, Horsham Avenue, Bournemouth, BH10 7JG94, Horsham Avenue, Bournemouth, BH10 7JG
• Sold Mar 2022£349,000 | 3 Bed House11B, North Avenue, Bournemouth, BH10 7HR11B, North Avenue, Bournemouth, BH10 7HR
• Sold Sep 2021£320,000 | 3 Bed House8, Castleton Avenue, Bournemouth, BH10 7HP8, Castleton Avenue, Bournemouth, BH10 7HP
• Sold May 2021£272,500 | 3 Bed House7, North Avenue, Bournemouth, BH10 7HR7, North Avenue, Bournemouth, BH10 7HR
• Sold Dec 2020£350,000 | 3 Bed House82, Horsham Avenue, Bournemouth, BH10 7JG82, Horsham Avenue, Bournemouth, BH10 7JG

Castleton Avenue, Bournemouth, BH10 has a total of 32 addresses. According to our analysis of all the public data, 21, Castleton Avenue, Bournemouth is the 5th largest and the 11th most expensive property on the street.

When compared to the postcode district it is £175 less expensive than the average property in BH10.

• Kinson Academy

  900 m away
• Christ The King Catholic Primary School

  1.6 km away
• Hill View Primary Academy

  1.9 km away

• The Bourne Academy

  1.9 km away
• LeAF Studio

  2.2 km away
• Oak Academy

  2.3 km away

• Branksome

  |

  5.4 km away
• Bournemouth

  |

  5.4 km away
• Pokesdown

  |

  6.6 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.