11 Mariner Avenue, Birmingham, B16 9DF
About 11 Mariner Avenue
11 Mariner Avenue is a mid-terrace house in Birmingham (B16 9DF). It has a recorded floor area of 55 m² (around 592 sq ft), construction records dating it to 1996-2002 and council tax band C. The latest certificate (November 2025) shows a C (score 76), near the top of the C band. When first surveyed in June 2010 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Average to Good, hot-water efficiency went from Very Poor to Good and lighting went from Good to Very Good. The recommended improvements would push it to B (score 89). This certificate was lodged in the last six months, so the rating reflects current condition.
At 55 m² it sits well below the postcode median (101 m² across 24 EPCs), making it one of the more compact homes locally. Across 2004–2017, sale prices on this property compounded at 41.2% per year. Today's modelled estimate of £242,000 is 33.7% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£306/sq ft) was about 95.6% above the typical sold price in the postcode. 9 years since the last transfer (August 2017).
Everything you need to know about 11 Mariner Avenue
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
11 Mariner Avenue'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
Hot water system upgraded
Window efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Upgraded to gas central heating
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Floor insulation added or improved
Planning history
11 Mariner Avenue has no planning applications on record.
Notable planning nearby
43applications of note in the surrounding area
We flagged 2 things worth checking at 11 Mariner Avenue
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
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Sales history & valuation
Price for 11 Mariner Avenue has grown more than fourfold since the 2004 starting point.
£242,000
Modelled from EPC, postcode comparables and a sale-price growth of 41.2% per year over 13 years.
£181,000
Growth on file: 41.2% per year over 13 years.
Sales timeline
21 August 2017Most recent
£181,000
+8127.3%over 12 years6 November 2004
£2,200
Median price across the last 5 sales in B16 9DF: £287,000 (2025–2022).
Nearby sales in B16 9DF
Versus other Mariner Avenue homes
11 Mariner Avenue outperforms the street on epc rating by a wide margin.
Price per m²
£3,291
Street avg £2,327
Floor Area
55 m²
Street avg 101 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
1.3 t/year
Street avg 3.8 t/year
Everything you need to know about 11 Mariner Avenue
The true value, the hidden risks and the full sale history, in one report.
30-day money-back guarantee
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
1.0 km
Edgbaston Village (West Midlands Metro) — subway entrance.
Closest school
0.2 km
St Paul's School for Girls. 49 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.