21 Charminster Close, Swindon, SN3 3QB
About 21 Charminster Close
21 Charminster Close is an end-of-terrace house in Swindon (SN3 3QB). It has a recorded floor area of 48 m² (around 517 sq ft) and construction records dating it to 1976-1982. At 48 m² this is the 7th smallest of 30 units on EPC record in the building, where floor areas span 37–64 m². The building's EPC ratings span E to C, with this unit at the top. On EPC score it ranks first in the building (80 versus a worst of 41). The latest certificate (April 2019) shows a C (score 80), near the top of the C band. When first surveyed in May 2013 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Good, window efficiency went from Average to Good and hot-water efficiency went from Very Poor to Good.
Across 1996–2019, sale prices on this property compounded at 4.4% per year. Today's modelled estimate of £129,000 is 43.3% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£174/sq ft) was about 27% above the typical sold price in the postcode. Last sale on file: £90,000 in June 2019.
Everything you need to know about 21 Charminster Close
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
21 Charminster Close's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Upgraded to gas central heating
Connected to mains gas supply
Hot water efficiency improved
Window efficiency improved
Wall insulation upgraded
More low energy lighting installed
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Planning history
21 Charminster Close has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
21 Charminster Close has more than doubled in price since the earliest registered sale in 1996.
£129,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 23 years.
£90,000
Growth on file: 4.4% per year over 23 years.
Sales timeline
27 June 2019Most recent
£90,000
+164.7%over 22 years20 November 1996
£34,000
Median price across the last 5 sales in SN3 3QB: £133,000 (2024–2019).
Nearby sales in SN3 3QB
Versus other Charminster Close homes
21 Charminster Close outperforms the street on epc rating by a wide margin.
Price per m²
£1,875
Street avg £1,769
Floor Area
48 m²
Street avg 52 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.2 t/year
Street avg 2.8 t/year
Everything you need to know about 21 Charminster Close
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Tregantle Walk — bus stop.
Closest school
0.2 km
Holy Family Catholic Primary School. 24 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Daytime· 07:00 – 23:00
50.3dB
Night-time· 23:00 – 07:00
40.8dB