Our Data Sources
15, King William Street, Swindon has no recent1 records in the the Land Registry and a single entry in the EPC database dated March 2019.
We combine this information with public data 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.
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 15, King William Street, Swindon is in very good condition we estimate a sale value of £234,443 and a rental value of £1,347 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £207,650 and a rental value of £1,193 per month.
Plot Size
According to data from HM Land Registry, 15, King William Street, Swindon sits on a plot of 147 m2.
We have plot size data on 25 out of 26 other houses in the postcode and 15, King William Street, Swindon sits on the 11th largest plot.
Energy Efficiency
15, King William Street, Swindon has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 27 Mar 2019.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
According to HM Land Registry, 15, King William Street, Swindon was last sold on 1st May 2002 for £111,000 and was recorded as a freehold house.
The property has only had this single sale since 1995.
- Sold May 2002£111,000
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 192 sales of properties similar to 15, King William Street, Swindon within a radius of 370 metres over the last 2 years.
The most recent example is 1, King William Street, Swindon, SN1 3LB, a freehold house which sold for £217,000 on the 12th September 2025.
Read more about house prices in SN1.
- Sold Sep 2025£217,000 | 3 Bed House1, King William Street, Swindon, SN1 3LB1, King William Street, Swindon, SN1 3LB
- Sold Nov 2024£216,000 | 3 Bed House1, Stanley Street, Swindon, SN1 3LE1, Stanley Street, Swindon, SN1 3LE
- Sold Nov 2022£265,000 | 3 Bed House18, King William Street, Swindon, SN1 3LB18, King William Street, Swindon, SN1 3LB
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
King William Street, Swindon, SN1 has a total of 26 addresses. According to our analysis of all the public data, 15, King William Street, Swindon is the 11th largest and the 13th most expensive property on the street.
When compared to the postcode district it is £28k less expensive than the average property in SN1.
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Schools Nearby
- King William Street Church of England Primary School0 m away
- Lethbridge Primary School400 m away
- Holy Rood Catholic Primary School500 m away
- The Commonweal School700 m away
- Lawn Manor Academy1.2 km away
- UTC Swindon1.3 km away
More reading links
Public Transport Nearby
- Swindon (Wilts)|1.4 km away
- Kemble|21.7 km away
- Bedwyn|23.0 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 is available in the area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.












