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Get started103 William Street is a mid-terrace house in Birmingham (B15 1LH). It has a recorded floor area of 35 m² (around 377 sq ft), construction records dating it to 1983-1990 and council tax band A. The latest certificate (January 2022) shows a C (score 74). When first surveyed in January 2020 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Average to Good, roof efficiency went from Poor to Good and window efficiency went from Average to Good; while hot-water efficiency dropped from Average to Very Poor and lighting dropped from Very Good to Good. The recommended improvements would push it to B (score 82). Main heating runs on electricity. At 35 m² this is the 12th smallest of 78 units on EPC record in the building, where floor areas span 28–79 m². The building's EPC ratings span E to B across 78 units on file.
At 35 m² it's 25.5% smaller than the typical home in the postcode (47 m² median across 77 EPCs).
103 William Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£112,000
Modelled from EPC, postcode comparables.
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.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
On floor area, 103 William Street runs well behind the street norm.
EPC Rating
74 (C)
Street avg 72 (C)
Floor Area
35 m²
Street avg 48 m²
CO₂ Emissions
2.1 t/year
Street avg 2.2 t/year
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Five Ways (West Midlands Metro) — subway entrance.
Changes detected from historical EPC data
Hot water efficiency decreased
Window efficiency improved
Wall insulation upgraded
Roof insulation improved
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 5 sales in B15 1LH: £120,000 (2025–2015).
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Habitable Rooms
2 rooms
Street avg 2 rooms
Closest school
0.4 km
City Academy. 53 schools nearby.