Our Data Sources
21, Ailsa Avenue, Twickenham has 61 entries in the Land Registry, most recently in October 2025 and a single entry in the EPC database dated June 2021.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high accuracy.
1Sales dated prior to 2007 are shown, but are not used in our calculations.
Price Range & Condition
Decorative condition can have a big effect on a property's value and this effect varies depending on the type, size and location of the property.
If 21, Ailsa Avenue, Twickenham is in very good condition we estimate a sale value of £1,196,125 and a rental value of £4,452 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £1,059,425 and a rental value of £3,944 per month.
Plot Size
According to data from HM Land Registry, 21, Ailsa Avenue, Twickenham sits on a plot of 112 m2.
We have plot size data on 38 out of 39 other houses in the postcode and 21, Ailsa Avenue, Twickenham sits on the 31st largest plot.
Energy Efficiency
21, Ailsa Avenue, Twickenham has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 28 Jun 2021.
The property is connected to mains gas and has mostly double glazing. It is heated using a boiler and radiators (mains gas).
Sold Prices
According to HM Land Registry, 21, Ailsa Avenue, Twickenham was last sold on 31st October 2025 for £1,131,544 and was recorded as a leasehold house.
The property has had 6 sales since 1995.
Since October 2025, the market for similar properties has risen by 4.5%.
- Sold Oct 2025£1,131,544
- Sold Oct 2025£1,131,544
- Sold Aug 2022£1,060,250
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 181 sales of properties similar to 21, Ailsa Avenue, Twickenham within a radius of 460 metres since 2020.
The most recent example is 49, Newry Road, Twickenham, TW1 1PJ, a freehold house which sold for £1,555,000 on the 27th February 2026.
Read more about house prices in TW1.
- Sold Feb 2026£1,555,000 | 4 Bed House49, Newry Road, Twickenham, TW1 1PJ49, Newry Road, Twickenham, TW1 1PJ
- Sold Dec 2025£1,100,000 | 3 Bed House32, Ailsa Avenue, Twickenham, TW1 1NG32, Ailsa Avenue, Twickenham, TW1 1NG
- Sold Oct 2025£1,245,000 | 4 Bed House53, Gordon Avenue, Twickenham, TW1 1NH53, Gordon Avenue, Twickenham, TW1 1NH
- Sold Sep 2025£1,217,500 | 4 Bed House69, Ailsa Avenue, Twickenham, TW1 1NF69, Ailsa Avenue, Twickenham, TW1 1NF
- Sold Sep 2025£1,135,000 | 4 Bed House15, Ailsa Avenue, Twickenham, TW1 1NF15, Ailsa Avenue, Twickenham, TW1 1NF
Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Explore Nearby Properties
The surrounding properties have an average estimated value of £1,024,717, ranging from £867,121 to £1,156,718.
- 19 Ailsa Avenue
3 Bed House | 5 m | Est. Value: £882,580
- 25 Ailsa Avenue
3 Bed House | 10 m | Est. Value: £1,066,649
- 27 Ailsa Avenue
4 Bed House | 16 m | Est. Value: £1,103,490
- 15 Ailsa Avenue
4 Bed House | 17 m | Est. Value: £1,139,166
- 9 Normanhurst Drive
4 Bed House | 21 m | Est. Value: £1,036,222
Location Comparison
Ailsa Avenue, Twickenham, TW1 has a total of 70 addresses. According to our analysis of all the public data, 21, Ailsa Avenue, Twickenham is the 17th largest and the 15th most expensive property on the street.
When compared to the postcode district it is £199k more expensive than the average property in TW1.
More reading links
Schools Nearby
- St Stephen's C E Primary School200 m away
- Ivybridge Primary School600 m away
- Worple Primary School700 m away
- Orleans Park School1.1 km away
- Gumley House RC Convent School, FCJ1.2 km away
- The Richmond upon Thames School1.4 km away
More reading links
Public Transport Nearby
- St Margarets (London)|500 m away
- Twickenham|1.0 km away
- Richmond|1.6 km away
Available Internet Speeds
According to recent data from Ofcom, Superfast Broadband is available in this area.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.
