12a, Hartley Avenue, Leeds, LS6 2LP
About 12a
12a is a mid-terrace house in Leeds (LS6 2LP). It has a recorded floor area of 29 m² (around 312 sq ft), construction records dating it to 1900-1929 and council tax band A. At 29 m² this is the smallest unit on EPC record across the building (29–180 m²). The building's EPC ratings span F to C across 45 units on file. The latest certificate (September 2020) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in February 2012 the rating was F, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Good, hot-water efficiency went from Poor to Average and main heating went from Poor to Good; while lighting dropped from Good to Very Poor. The recommended improvements would push it to C (score 69).
At 29 m² it sits well below the postcode median (78 m² across 44 EPCs), making it one of the more compact homes locally.
Everything you need to know about 12a
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
EPC Rating
Certificate validity
Valid until 20 September 2030
Property Improvements
Changes detected from historical EPC data
Upgraded to gas central heating
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Wall insulation improved
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
12a has no planning applications on record.
But the area is active
114 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12a 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 LS6 2LP: £152,000 (2025–2023).
Versus other Hartley Avenue homes
On floor area, 12a runs well behind the street norm.
EPC Rating
62 (D)
Street avg 66 (D)
Floor Area
29 m²
Street avg 57 m²
CO₂ Emissions
2.1 t/year
Street avg 2.7 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Everything you need to know about 12a
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Crime
314/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Sugarwell Court — bus stop.
Closest school
0.3 km
Quarry Mount Primary School. 45 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
52.5dB
Night-time· 23:00 – 07:00
42.5dB