12a, Charles Knott Gardens, Southampton, SO15 2TF
About 12a
12a is a two-bedroom semi-detached house in Southampton (SO15 2TF). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (July 2022) shows a C (score 69), just inside the C band. When first surveyed in June 2012 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good and lighting went from Average to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 86). Other recorded features include a conservatory. The home occupies a cul-de-sac position.
Across 2000–2012, sale prices on this property compounded at 4.9% per year. Today's modelled estimate of £305,000 sits 52.5% above the 2012 sale of £199,995. Last sold in September 2012, so it's been off the market for around 14 years.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Dining roomYes
- ConservatoryYes
Outside
- Private gardenRear
- GarageYes
- Cul-de-sacYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
More low energy lighting installed
Get a survey for this property
Level 2 HomeBuyer Report
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Planning history
12a has no planning applications on record.
But the area is active
72 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12a valuation sits well clear of the typical sold price in this postcode.
£305,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.9% per year over 12 years.
£199,995
Growth on file: 4.9% per year over 12 years.
Sales timeline
27 September 2012Most recent
£199,995
+1.3%over 6 years18 September 2006
£197,513
+75.6%over 5 years3 October 2000
£112,500
Median price across the last 5 sales in SO15 2TF: £347,000 (2025–2023).
Nearby sales in SO15 2TF
25 Charles Knott Gardens, Southampton, SO15 2TF
Sold May 2025
£372,00029 Charles Knott Gardens, Southampton, SO15 2TF
Sold Oct 2024
£353,5009 Charles Knott Gardens, Southampton, SO15 2TF
Sold Aug 2024
£310,00017 Charles Knott Gardens, Southampton, SO15 2TF
Sold Jul 2024
£347,00010 Charles Knott Gardens, Southampton, SO15 2TF
Sold Oct 2023
£289,800
Versus other Charles Knott Gardens homes
12a is notably below the street on habitable rooms.
Price per m²
£3,030
Street avg £3,332
Floor Area
66 m²
Street avg 78 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
2.4 t/year
Street avg 2.9 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
St Annes Gate — bus stop.
Closest school
0.2 km
Banister Primary School. 32 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
53.0dB

Night-time· 23:00 – 07:00
42.7dB







