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Get startedRockside is a semi-detached house in Bangor (LL57 1AH). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (July 2025) shows a C (score 71). When first surveyed in June 2015 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Good to Very Good and hot-water efficiency went from Poor to Good; while window efficiency dropped from Good to Average and lighting dropped from Very Good to Good.
Sale prices here have lagged England HPI: -1.5% per year against 0% for the wider region. Today's modelled estimate of £202,000 sits 58.4% above the 2016 sale of £127,500. Its energy rating outperforms most of the postcode (better than 70% of similar EPCs). 10 years since the last transfer (November 2016).
Rockside's sale-price growth has lagged the wider UK trajectory across its history on file.
£202,000
Modelled from EPC, postcode comparables and a sale-price growth of -1.5% per year over 10 years.
£127,500
Growth on file: -1.5% per year over 10 years.
On co₂ emissions, Rockside stands well clear of the street.
Price per m²
£1,433
Street avg £1,522
Floor Area
89 m²
Street avg 103 m²
Habitable Rooms
6 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
0.0 km
Bron Derw Surgery — bus stop.
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Loft insulation upgraded to recommended levels
Are we missing something? Tell us about home improvements to help adjust your valuation.
10 November 2016Most recent
£127,500
-15.0%over 10 years26 May 2006
£150,000
Median price across the last 5 sales in LL57 1AH: £120,000 (2022–2011).
CO₂ Emissions
2.9 t/year
Street avg 4.4 t/year
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