20 Alnwick, Toothill, Swindon, SN5 8JJ
About 20 Alnwick
20 Alnwick is a detached house in Toothill, Swindon, Swindon (SN5 8JJ). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (June 2022) shows a C (score 70). The recommended improvements would push it to B (score 86).
Its energy rating outperforms most of the postcode (better than 85% of similar EPCs). Across 2002–2022, sale prices on this property compounded at 4.7% per year. On a £-per-square-foot basis, the last sale (£439/sq ft) was about 79.8% above the typical sold price in the postcode. Last sale on file: £312,000 in August 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 20 Alnwick
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Planning history
20 Alnwick has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
Sales history & valuation
Sale price has at least doubled since 2002.
£315,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.7% per year over 20 years.
£312,000
Growth on file: 4.7% per year over 20 years.
Sales timeline
2 August 2022Most recent
£312,000
+151.6%over 20 years5 June 2002
£124,000
Median price across the last 5 sales in SN5 8JJ: £305,000 (2025–2024).
Nearby sales in SN5 8JJ
Everything we know about 20 Alnwick, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Alnwick homes
CO₂ Emissions for 20 Alnwick runs comfortably ahead of the street norm.
Price per m²
£4,727
Street avg £3,588
Floor Area
66 m²
Street avg 73 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
2.5 t/year
Street avg 3.4 t/year
Similar properties nearby
1 Adwalton Close, Freshbrook
SN5 8NG
1 Ashburnham Close, Freshbrook
SN5 8RA
1 Castle Dore, Freshbrook
SN5 8PQ
1 Chepstow Close, Toothill
SN5 8BP
1 Alnwick, Toothill
SN5 8JJ
1 Bodiam Drive, Toothill
SN5 8BA
1 Belsay, Toothill
SN5 8HA
1 Cottington Close, Freshbrook
SN5 8PX
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Edgehill — bus stop.
Closest school
0.5 km
Lift Hazelwood. 16 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
53.1dB

Night-time· 23:00 – 07:00
43.1dB