13a, Grove Road, Southampton, SO15 3HH
About 13a
13a is a one-bedroom detached house in Southampton (SO15 3HH). It has a recorded floor area of 55 m² (around 592 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (October 2025) shows a D (score 59), a step below the typical UK home. Earlier certificates rated it C (November 2008); the latest reading is one band lower. Between certificates, lighting went from Poor to Very Good; while window efficiency dropped from Good to Poor. The recommended improvements would push it to C (score 75).
It hasn't traded since May 2006, a hold of 20 years that's notably long for the area. Across 1998–2006, sale prices on this property compounded at 14.8% per year. Today's modelled estimate of £182,000 sits 93.6% above the 2006 sale of £94,000. On a £-per-square-foot basis, the last sale (£159/sq ft) was about 30.9% below the postcode norm. At 55 m² it sits well below the postcode median (84 m² across 11 EPCs), making it one of the more compact homes locally.
What this property has
Inside
- Bedrooms1
Everything you need to know about 13a
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
More low energy lighting installed
Heating controls changed
Hot water efficiency decreased
Window efficiency improved
Roof insulation improved
Low energy lighting percentage decreased
Heating controls upgraded for better temperature management
More low energy lighting installed
Heating controls upgraded for better temperature management
Wall insulation improved
More low energy lighting installed
Loft insulation upgraded to recommended levels
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
13a has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
13a has more than doubled in price since the earliest registered sale in 1998.
£182,000
Modelled from EPC, postcode comparables and a sale-price growth of 14.8% per year over 8 years.
£94,000
Growth on file: 14.8% per year over 8 years.
Sales timeline
2 May 2006Most recent
£94,000
+12.6%over 2 years8 May 2003
£83,500
+160.9%over 4 years9 July 1998
£32,000
Median price across the last 5 sales in SO15 3HH: £235,000 (2022–2019).
Nearby sales in SO15 3HH
Versus other Grove Road homes
On years held, 13a stands well clear of the street.
Price per m²
£1,709
Street avg £2,431
Floor Area
55 m²
Street avg 94 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.8 t/year
Street avg 3.9 t/year
Everything you need to know about 13a
The true value, the hidden risks and the full sale history, in one report.
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One time fee only - money back guarantee
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Grove Road — bus stop.
Closest school
0.4 km
St Mark's Church of England School. 30 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
52.2dB
Night-time· 23:00 – 07:00
42.2dB