Guildford House, Flat 4, 12 Guildford Street, Plymouth, PL4 8DS
About Guildford House
Guildford House is a detached house in Plymouth (PL4 8DS). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to 1983-1990 and council tax band A. At 43 m² this is the 2nd smallest of 4 units on EPC record in Guildford House, where floor areas span 42–43 m². On EPC score it ranks first in the building (75 versus a worst of 71). The latest certificate (March 2026) shows a C (score 75), near the top of the C band. The rating has held steady at C across 3 certificates since October 2008. Between certificates, window efficiency dropped from Good to Average. This certificate was lodged in the last six months, so the rating reflects current condition.
At 43 m² it sits well below the postcode median (85 m² across 14 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 71% of similar EPCs). One planning record on file: new windows approved in 2008. Past consents include new windows, meaningful when judging how the property has evolved.
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Energy performance
Guildford House's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Roof insulation improved
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Planning history
1 application on record at Guildford House, Flat 4, 12 Guildford Street, Plymouth, PL4 8DS
- May 2008RenovationFullOutcome in report
Replacement of windows and doors
New Windows- Documents
- 7 docs on file
- Reference
- 08/00613/FUL
Unlock Guildford House, Flat 4, 12 Guildford Street, Plymouth, PL4 8DS's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 83 notable nearby
- The 7 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Guildford House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£140,000
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 PL4 8DS: £168,000 (2025–2020).
Nearby sales in PL4 8DS
Versus other Guildford Street homes
On epc rating, Guildford House stands well clear of the street.
EPC Rating
75 (C)
Street avg 70 (C)
Floor Area
43 m²
Street avg 44 m²
CO₂ Emissions
1.3 t/year
Street avg 1.8 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Everything you need to know about Guildford House
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Gasking Street — bus stop.
Closest school
0.2 km
Mount Street Primary School. 34 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
55.3dB

Night-time· 23:00 – 07:00
44.4dB






