21 Charles Knott Gardens, Southampton, SO15 2TF
About 21 Charles Knott Gardens
21 Charles Knott Gardens is a two-bedroom mid-terrace house in Southampton (SO15 2TF). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (February 2018) shows a C (score 72). The rating has held steady at C across 2 certificates since February 2009. Between certificates, roof efficiency dropped from Very Good to Good and window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 88).
Held since October 1999 — that's 27 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £273,000 sits 268.9% above the 1999 sale of £74,000. On a £-per-square-foot basis, the last sale (£107/sq ft) was about 60.6% below the postcode norm.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- Private gardenYes
- ParkingYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Ventilation system changed
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Level 2 HomeBuyer Report
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Planning history
21 Charles Knott Gardens 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
21 Charles Knott Gardens's estimated value is more than triple its earliest registered sale price (1999).
£273,000
Modelled from EPC, postcode comparables.
£74,000
Recorded with HM Land Registry.
Sales timeline
14 October 1999Most recent
£74,000
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
21 Charles Knott Gardens outperforms the street on co₂ emissions by a wide margin.
Price per m²
£1,156
Street avg £3,421
Floor Area
64 m²
Street avg 78 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
2.0 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







