12 John Street, Southampton, SO14 3DR
About 12 John Street
12 John Street is an end-of-terrace house in Southampton (SO14 3DR). It has a recorded floor area of 116 m² (around 1249 sq ft), construction records dating it to 1976-1982 and council tax band D. The latest certificate (September 2023) shows a C (score 71). When first surveyed in July 2013 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 Very Poor to Very Good; while roof efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 86).
At 116 m² the property is well over the postcode median (57 m² across 25 EPCs), placing it in the larger end of the local stock. Across 1997–2024, sale prices on this property compounded at 4.5% per year. Sold February 2024 for £335,000. One historical planning record sits against the property in 2023.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
More low energy lighting installed
Planning history
- Sept 2023HMOAmendmentIn report
Application for a lawful development certificate for the existing use as house in multiple occupation (HMO, Class C4).
Retrospective- Documents
- 3 docs on file
- Reference
- 23/01265/ELDC
We flagged 2 things worth checking at 12 John Street
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
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
12 John Street has more than tripled in price since its earliest registered sale in 1997.
£368,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.5% per year over 27 years.
£335,000
Growth on file: 4.5% per year over 27 years.
Sales timeline
2 February 2024Most recent
£335,000
-95.4%over 4 years29 March 2019
£7,265,000
+2321.7%over 13 years20 February 2006
£299,995
+195.6%over 8 years14 March 1997
£101,500
Median price across the last 5 sales in SO14 3DR: £375,000 (2025–2021).
Nearby sales in SO14 3DR
Versus other John Street homes
12 John Street is notably below the street on years held.
Price per m²
£2,888
Street avg £2,486
Floor Area
116 m²
Street avg 104 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
3.3 t/year
Street avg 3.5 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
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
College Keep — bus stop.
Closest school
0.4 km
Hope Community School Southampton. 25 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
54.5dB

Night-time· 23:00 – 07:00
45.3dB







