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Get started12 Mason Street is a three-bedroom mid-terrace house in Bangor (LL57 1DE). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (August 2022) shows a D (score 58), a step below the typical UK home. When first surveyed in April 2010 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good. The recommended improvements would lift it to B (score 86), a 2-band jump. Other recorded features include a loft.
Sale prices here have outpaced England HPI: 1% per year against 0% for the wider region. Today's modelled estimate of £166,000 is 12.9% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£173/sq ft) was about 21.8% above the typical sold price in the postcode. At 79 m² it's 23.4% larger than the typical home in the postcode (64 m² median across 12 EPCs). Last sale on file: £147,000 in August 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Recommended upgrades on file would lift this property by multiple EPC bands.
12 Mason Street's sale-price growth has lagged the wider UK trajectory across its history on file.
£166,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.0% per year over 15 years.
£147,000
Growth on file: 1.0% per year over 15 years.
Price per m²
£1,861
Street avg £1,684
Floor Area
79 m²
Street avg 69 m²
Habitable Rooms
4 rooms
Street avg 4 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
0.1 km
Nelson — bus stop.
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
26 August 2022Most recent
£147,000
+16.2%over 11 years26 August 2011
£126,500
16 April 2007
£126,000
Median price across the last 5 sales in LL57 1DE: £120,000 (2025–2022).
CO₂ Emissions
4.3 t/year
Street avg 3.4 t/year
LL57 1TF
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