25a, St Marks Road, Salisbury, SP1 3AY
About 25a
25a is a semi-detached house in Salisbury (SP1 3AY). It has a recorded floor area of 32 m² (around 344 sq ft) and construction records dating it to 1900-1929. The latest certificate (March 2016) shows an F (score 32), near the bottom of the EPC scale. Earlier certificates rated it E (March 2016); the latest reading is one band lower. Between certificates, wall efficiency dropped from Poor to Very Poor and window efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to D (score 66), a 2-band jump. Main heating runs on electricity. The latest certificate is from March 2016, so improvements made since then won't be reflected. At 32 m² this is the 3rd smallest of 36 units on EPC record in the building, where floor areas span 25–225 m². The building's EPC ratings span F to C, with this unit at the bottom.
At 32 m² it sits well below the postcode median (122 m² across 35 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 89% of similar EPCs).
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 09 Mar 2026
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
Low energy lighting percentage decreased
Upgraded to gas central heating
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Low energy lighting percentage decreased
Heating system changed
Changed to a more efficient fuel source
Heating controls changed
Hot water system changed
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
25a 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
25a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£200,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in SP1 3AY: £505,000 (2024–2023).
Nearby sales in SP1 3AY
37 St Marks Road, Salisbury, SP1 3AY
Sold Dec 2024
£505,000Flat 4, 63 St Marks Road, Salisbury, SP1 3AY
Sold Nov 2024
£162,500Flat 2, 63 St Marks Road, Salisbury, SP1 3AY
Sold Aug 2024
£175,00041 St Marks Road, Salisbury, SP1 3AY
Sold Jul 2024
£515,00011 St Marks Road, Salisbury, SP1 3AY
Sold Dec 2023
£515,000
Versus other St Marks Road homes
On epc rating, 25a runs well behind the street norm.
EPC Rating
32 (F)
Street avg 53 (E)
Floor Area
32 m²
Street avg 38 m²
CO₂ Emissions
3.5 t/year
Street avg 3.2 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
St Marks Road — bus stop.
Closest school
0.7 km
St Mark's CofE Junior School, Salisbury. 19 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
52.3dB

Night-time· 23:00 – 07:00
42.8dB







