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Get started11 Tan Y Bwlch is a two-bedroom semi-detached house in Mynydd Llandygai, Bangor, Bangor (LL57 4DX). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (August 2020) shows an F (score 29), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 75), a 3-band jump. Main heating runs on dual fuel. Other recorded features include notable views, outbuildings and attached land beyond the plot.
Sale prices here have outpaced England HPI: 3.2% per year against 0% for the wider region. Today's modelled estimate of £303,000 is 27.8% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£239/sq ft) was about 44.6% above the typical sold price in the postcode. At 92 m² it's 21.4% smaller than the typical home in the postcode (117 m² median across 17 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 76% of similar EPCs). 2 bedrooms is on the smaller side for this postcode, where 4 is the typical count. Most recent transfer: December 2020 at £237,000.
11 Tan Y Bwlch's carbon output runs well above what efficient homes in the postcode produce.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£303,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.2% per year over 17 years.
£237,000
Growth on file: 3.2% per year over 17 years.
Habitable Rooms for 11 Tan Y Bwlch lags the street by a wide margin.
Price per m²
£2,576
Street avg £2,120
Floor Area
92 m²
Street avg 118 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Mynydd Llandygai — bus stop.
7 December 2020Most recent
£237,000
+82.3%over 16 years19 April 2004
£130,000
-7.1%19 April 2004
£140,000
Median price across the last 5 sales in LL57 4DX: £310,000 (2025–2019).
CO₂ Emissions
8.8 t/year
Street avg 7.0 t/year
LL57 4ER
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