Our Data Sources
21, Upper Mill, Swindon has no records in the Land Registry and a single entry in the EPC database dated October 2022.
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
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 21, Upper Mill, Swindon, we estimate a market value of £339,458 and a rental value of £1,473 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £300,662 and £1,305 per month respectively.
Energy Efficiency
21, Upper Mill, Swindon has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 17 Oct 2022.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Similar Properties Sold Nearby
Since 2021 290 properties similar to 21, Upper Mill, Swindon have sold within a radius of 850 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 28th April 2026, was 41, Cowleaze, Swindon, SN5 4FQ, a freehold house which sold for £320,000.
Read more about house prices in SN5.
- Sold Apr 2026£320,000 | 3 Bed House41, Cowleaze, Swindon, SN5 4FQ41, Cowleaze, Swindon, SN5 4FQ
- Sold Jan 2026£307,000 | 3 Bed House12, Cob Hill, Swindon, SN5 4FR12, Cob Hill, Swindon, SN5 4FR
- Sold Jan 2026£120,000 | 4 Bed House80, Cowleaze, Swindon, SN5 4FY80, Cowleaze, Swindon, SN5 4FY
- Sold Sep 2025£337,000 | 4 Bed House33, Upper Mill, Swindon, SN5 4FL33, Upper Mill, Swindon, SN5 4FL
- Sold Jun 2025£315,000 | 4 Bed House21, The Farm, Swindon, SN5 4GE21, The Farm, Swindon, SN5 4GE
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 £301,578, ranging from £202,748 to £368,782.
- 19 Upper Mill
3 Bed House | 5 m | Est. Value: £298,786
- 17 Upper Mill
3 Bed House | 10 m | Est. Value: £298,786
- 23 Upper Mill
3 Bed House | 22 m | Est. Value: £298,786
- 11 Upper Mill
4 Bed House | 23 m | Est. Value: £333,817
- 9 Upper Mill
4 Bed House | 24 m | Est. Value: £333,817
Location Comparison
Of the 49 addresses on Upper Mill, Purton, Swindon, SN5, 21, Upper Mill, Swindon comes out as the 17th largest and the 17th most expensive in our analysis of the public data.
It is also £15k more expensive than the average property across the SN5 district.
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Schools Nearby
- Ridgeway Farm CofE Academy200 m away
- Peatmoor Community Primary School300 m away
- Brook Field Primary School1.1 km away
- Nova Hreod Academy1.9 km away
- Bradon Forest School2.6 km away
- Lydiard Park Academy2.7 km away
More reading links
Public Transport Nearby
- Swindon (Wilts)|3.8 km away
- Kemble|16.8 km away
- Chippenham|23.4 km away
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.












