21 Bath Street, Southampton, SO14 6GX
About 21 Bath Street
21 Bath Street is a two-bedroom mid-terrace house in Southampton (SO14 6GX). It has a recorded floor area of 96 m² (around 1033 sq ft), construction records dating it to 1900-1929 and council tax band B. Tenure is freehold. The latest certificate (February 2022) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (June 2009); the latest reading is one band lower. Between certificates, lighting went from Good to Very Good; while roof efficiency dropped from Average to Very Poor. The recommended improvements would lift it to C (score 77), a 2-band jump. Other recorded features include a loft. Period features are noted in the property record.
At 96 m² the property is well over the postcode median (70 m² across 15 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Most recent transfer was June 2025 at £296,500 — fresh data. Across 1999–2025, sale prices on this property compounded at 5.4% per year. On a £-per-square-foot basis, the last sale (£287/sq ft) was about 32.9% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- LoftYes
Outside
- Private gardenYes
Building
- TenureFreehold
- Heating systemGas
- Period featuresYes
Energy performance
21 Bath Street sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Certificate validity
Valid until 4 February 2032
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
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 £885 · Includes VAT
Planning history
21 Bath Street has no planning applications on record.
But the area is active
38 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Latest sale on 21 Bath Street was the highest on Land Registry record across the postcode.
£293,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.4% per year over 26 years.
£296,500
Growth on file: 5.4% per year over 26 years.
Sales timeline
8 June 2025Most recent
£296,500
-1.8%over 2 years4 August 2022
£302,000
+31.3%over 2 years5 August 2019
£230,000
+7.0%over 4 years3 June 2015
£215,000
+46.3%over 11 years16 October 2003
£147,000
+96.0%over 4 years1 July 1999
£75,000
Median price across the last 5 sales in SO14 6GX: £210,000 (2026–2019).
Nearby sales in SO14 6GX
Versus other Bath Street homes
On epc rating, 21 Bath Street runs well behind the street norm.
Price per m²
£3,089
Street avg £2,814
Floor Area
96 m²
Street avg 69 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
4.6 t/year
Street avg 2.4 t/year
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The neighbourhood at a glance
Crime
413/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Archers Road — bus stop.
Closest school
0.3 km
Bevois Town Primary School. 38 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
54.8dB

Night-time· 23:00 – 07:00
44.5dB







