






According to the public record, 18, William Street, Carshalton is a freehold house.
By comparing it to neighbours, we estimate that it is a modern house with 729 ft2 of internal area and sits on a 78.8 m2 plot and a garden.
Houses of this size in this area normally have 3 bedrooms.
Based on available information, and assuming reasonable condition, the estimated sale value for 18, William Street, Carshalton is £413,932 and the estimated rental value is £2,088 per month.
William Street, Carshalton, SM5 is located in the borough of Sutton within the SM5 postal district.
18, William Street, Carshalton has 31 entries in the Land Registry , most recently in April 2007 and no records in the EPC database.
We combine this sold price information with public data of neighbouring properties to estimate the attributes and values.
The local information is scored as 4 out of 5 and is considered of high 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 18, William Street, Carshalton is in very good condition we estimate a sale value of £434,629 and a rental value of £2,193 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £384,957 and a rental value of £1,942 per month.
Over the last 12 months the sale value of 18 William Street Carshalton has decreased by an estimated £8,217 (2.0%) and its rental value has increased by an estimated £59 per month (2.8%), giving an expected gross yield of 6.1%.
According to data from HM Land Registry, 18, William Street, Carshalton sits on a plot of 79m2.
We have plot size data on 36 out of 38 other houses in the postcode and 18, William Street, Carshalton sits on the 38th largest plot.
According to HM Land Registry, 18, William Street, Carshalton was last sold on 4th April 2007 for £212,000 and was recorded as a freehold house.
The property has had 3 sales since 1995.
Since April 2007, the market for similar properties has risen 114.4%
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 18, William Street, Carshalton within a radius of 490 metres over the last 2 years.
The most recent example is Blacksmiths Cottage, Wrythe Green Road, Carshalton, SM5 2QT, a freehold house which sold for £445,000 on the 17th March 2026.
Read more about house prices in SM5.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
William Street, Carshalton, SM5 has a total of 49 addresses. According to our analysis of all the public data, 18, William Street, Carshalton is the 25th largest and the 25th most expensive property on the street.
When compared to the postcode district it is £57k less expensive than the average property in SM5.
The nearest school is Rushy Meadow Primary Academy which is 300 metres away. The nearest train station is Carshalton which is 500 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!