43 Castle Road, Southampton, SO18 1QP
About 43 Castle Road
43 Castle Road is a three-bedroom detached house in Southampton (SO18 1QP). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (January 2016) shows a D (score 55), a step below the typical UK home. The recommended improvements would lift it to B (score 82), a 2-band jump. The latest certificate is from January 2016, so improvements made since then won't be reflected. Other recorded features include a conservatory.
2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. Across 2006–2016, sale prices on this property compounded at 3.2% per year. Today's modelled estimate of £387,000 is 31.2% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£334/sq ft) was about 65.8% above the typical sold price in the postcode. 10 years since the last transfer (March 2016). At 82 m² it's 15.5% smaller than the typical home in the postcode (97 m² median across 25 EPCs).
What this property has
Inside
- Bedrooms3
- Dining roomYes
- ConservatoryYes
Building
- RefurbishedYes
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This certificate is over 10 years old and is no longer valid.Expired 15 Jan 2026
EPC Rating
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Feb 2026DemolitionFullIn report
Extension: Part single, part two storey · Side and rear of property
Erection of a part 2-storey, part single storey side/rear extension, including balcony, with boundary wall following demolition of existing conservatory.
Extension- Documents
- 5 docs on file
- Reference
- 25/01577/FUL
- Jul 2007OutbuildingFullIn report
Erection of a shed at the rear of the property (partially retrospective)
Retrospective- Documents
- 6 docs on file
- Reference
- 07/00678/FUL
We flagged 1 thing worth checking at 43 Castle Road
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
43 Castle Road valuation sits well clear of the typical sold price in this postcode.
£387,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.2% per year over 10 years.
£295,000
Growth on file: 3.2% per year over 10 years.
Sales timeline
21 March 2016Most recent
£295,000
+35.3%over 9 years3 September 2006
£218,000
Median price across the last 5 sales in SO18 1QP: £375,000 (2024–2022).
Nearby sales in SO18 1QP
Versus other Castle Road homes
Floor Area for 43 Castle Road lags the street by a wide margin.
Price per m²
£3,598
Street avg £2,874
Floor Area
82 m²
Street avg 97 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
4.3 t/year
Street avg 4.4 t/year
Similar properties nearby
1 Englefield Road
SO18 1AW
1 Lacon Close
SO18 1JA
1 Cobden Gardens
SO18 1LN
1 Hillside Avenue
SO18 1LD
1 Sandringham Road
SO18 1JL
1 River View Road
SO18 1NW
1 Dimond Hill
SO18 1JF
1 Cobden Rise, St Catherines Road
SO18 1DL
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Cornwall Road — bus stop.
Closest school
0.2 km
Bitterne Park School. 29 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
50.5dB

Night-time· 23:00 – 07:00
40.9dB







