10 Devonshire House, Union Street, Plymouth, PL1 3HE
About 10 Devonshire House
10 Devonshire House is a three-bedroom semi-detached house in Plymouth (PL1 3HE). It has a recorded floor area of 49 m² (around 527 sq ft), construction records dating it to 1983-1990 and council tax band A. At 49 m² this is the smallest unit on EPC record across the building (49–90 m²). The building's EPC ratings span D to B across 22 units on file. The latest certificate (March 2025) shows a C (score 76), near the top of the C band. The rating has held steady at C across 2 certificates since September 2014. Between certificates, window efficiency dropped from Good to Average.
Most recent transfer was July 2025 at £115,000 — fresh data. Across the public record there are 4 sales, relatively high churn for a single property. At 49 m² it sits well below the postcode median (70 m² across 21 EPCs), making it one of the more compact homes locally. Across 2015–2025, sale prices on this property compounded at 3.5% per year. Today's modelled estimate of £143,000 is 24.3% above the 2025 sale price.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- FireplaceYes
Outside
- Private gardenYes
Building
- Central heatingYes
- RefurbishedYes
Everything you need to know about 10 Devonshire House
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
10 Devonshire 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
Cavity wall insulation installed
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Planning history
10 Devonshire House has no planning applications on record.
But the area is active
17 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
£143,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.5% per year over 11 years.
£115,000
Growth on file: 3.5% per year over 11 years.
Sales timeline
30 July 2025Most recent
£115,000
+15.0%over 4 years22 July 2021
£100,000
+19.0%over 4 years22 February 2017
£84,000
+5.0%over 2 years15 January 2015
£80,000
Versus other Union Street homes
10 Devonshire House is notably below the street on floor area.
EPC Rating
76 (C)
Street avg 71 (C)
Floor Area
49 m²
Street avg 68 m²
CO₂ Emissions
1.3 t/year
Street avg 2.2 t/year
Habitable Rooms
4 rooms
Street avg 3 rooms
Everything you need to know about 10 Devonshire House
The true value, the hidden risks and the full sale history, in one report.
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One time fee only - money back guarantee

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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
Flora Street — bus stop.
Closest school
0.1 km
St Peter's CofE Primary School. 33 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
53.0dB

Night-time· 23:00 – 07:00
41.8dB






