20 21, Flat 6, Southside Street, Plymouth, PL1 2LD
About 20 21
20 21 is a mid-terrace house in Plymouth (PL1 2LD). It has a recorded floor area of 31 m² (around 334 sq ft) and construction records dating it to before 1900. The latest certificate (October 2022) shows an E (score 46), well below the UK norm with real room to improve. When first surveyed in July 2010 the rating was F, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Very Poor and window efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 70), a 2-band jump. Main heating runs on electricity. At 31 m² this is the 2nd smallest of 6 units on EPC record in 20 21, where floor areas span 31–34 m². The building's EPC ratings span E to D, with this unit at the bottom.
One planning record on file: subdivision approved in 2017. Past consents include subdivision, meaningful when judging how the property has evolved. At 31 m² it's 29.5% smaller than the typical home in the postcode (44 m² median across 19 EPCs).
Everything you need to know about 20 21
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Heating controls upgraded for better temperature management
Hot water system changed
Roof insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Council records show a subdivision application — the property's legal arrangement has been altered.
1 application on record at 20 21, Flat 6, Southside Street, Plymouth, PL1 2LD
- Apr 2017SubdivisionHeritageOutcome in report
Internal alterations to existing Studio Flat (Class C3) as to create 1 Bedroom Flat (Class C3)
- Documents
- 11 docs on file
- Reference
- 17/00714/LBC
Unlock 20 21, Flat 6, Southside Street, Plymouth, PL1 2LD's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 10 notable nearby
- The 11 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
20 21 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£139,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in PL1 2LD: £265,000 (2024–2019).
Nearby sales in PL1 2LD
Second Floor Flat, 22 Southside Street, Plymouth, PL1 2LD
Sold Jul 2024
£130,00047a, Southside Street, Plymouth, PL1 2LD
Sold Oct 2021
£300,00025 Southside Street, Plymouth, PL1 2LD
Sold Feb 2021
£265,000Flat 2, 28 Southside Street, Plymouth, PL1 2LD
Sold Dec 2019
£320,000First Floor Flat, 22 Southside Street, Plymouth, PL1 2LD
Sold Feb 2017
£85,500
Versus other Southside Street homes
On floor area, 20 21 runs well behind the street norm.
EPC Rating
46 (E)
Street avg 58 (D)
Floor Area
31 m²
Street avg 60 m²
CO₂ Emissions
2.4 t/year
Street avg 3.5 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Everything you need to know about 20 21
The true value, the hidden risks and the full sale history, in one report.
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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
0.1 km
The Navy — bus stop.
Closest school
0.6 km
Holy Cross Catholic Primary School. 30 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
49.6dB

Night-time· 23:00 – 07:00
40.4dB






