






According to the public record, 11, Sion Road, Twickenham is a early-century house with 1,969 ft2 of internal area and sits on a 129 m2 plot.
Houses of this size in this area normally have 5 bedrooms with a garden.
Based on available information, and assuming reasonable condition, the estimated sale value for 11, Sion Road, Twickenham is £1,807,099 and the estimated rental value is £5,197 per month.
Sion Road, Twickenham, TW1 is located in the borough of Richmond upon Thames within the TW1 postal district.
11, Sion Road, Twickenham has no records in the the Land Registry and a single entry in the EPC database dated June 2014.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
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 11, Sion Road, Twickenham is in very good condition we estimate a sale value of £1,897,454 and a rental value of £5,457 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £1,680,602 and a rental value of £4,833 per month.
Over the last 12 months the sale value of 11 Sion Road Twickenham has decreased by an estimated £33,912 (1.9%) and its rental value has increased by an estimated £225 per month (4.3%), giving an expected gross yield of 3.5%.
According to data from HM Land Registry, 11, Sion Road, Twickenham sits on a plot of 129m2.
We have plot size data on 13 out of 13 other houses in the postcode and 11, Sion Road, Twickenham sits on the 8th largest plot.
11, Sion Road, Twickenham has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 26 Jun 2014.
The property is not connected to mains gas and has single glazed windows. It is heated using Boiler and radiators, mains gas.
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 11, Sion Road, Twickenham within a radius of 580 metres over the last 2 years.
The most recent example is 12, Sion Road, Twickenham, TW1 3DR, a freehold house which sold for £2,275,000 on the 21st October 2025.
Read more about house prices in TW1.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Sion Road, Twickenham, TW1 has a total of 51 addresses. According to our analysis of all the public data, 11, Sion Road, Twickenham is the 6th largest and the 6th most expensive property on the street.
When compared to the postcode district it is £887k more expensive than the average property in TW1.
The nearest school is Orleans Park School which is 261 metres away. The nearest train station is Twickenham which is 600 metres away.
Please login for all schools and rail links, broadband speeds, floodrisk and area demographics information including levels of education, home ownership and more.
Be the first Estate
Agent here!