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Get started18 Llwybrmain is a semi-detached house in Mynydd Llandygai, Bangor, Bangor (LL57 4LJ). It has a recorded floor area of 122 m² (around 1313 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (January 2026) shows an E (score 48), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 68). Main heating runs on oil. This certificate was lodged in the last six months, so the rating reflects current condition.
Held since October 2001 — that's 25 years off the open market, well above the local norm. Today's modelled estimate of £200,000 sits 135.3% above the 2001 sale of £85,000. On a £-per-square-foot basis, the last sale (£65/sq ft) was about 56.4% below the postcode norm. One planning record on file: tree works approved in 2022. Past consents include tree works, meaningful when judging how the property has evolved. The record references conservation-area consent, which constrain future alterations.
18 Llwybrmain's carbon output runs well above what efficient homes in the postcode produce.
18 Llwybrmain sits within a conservation area — exterior works face additional planning controls.
Cais ar gyfer torri a gwneud gwaith i goed o fewn Ardal Gadwraeth Mynydd Llandygai / Application for works to and fell trees within Mynydd Llandygai Conservation Area
£200,000
Modelled from EPC, postcode comparables.
£85,000
Recorded with HM Land Registry.
18 Llwybrmain is notably below the street on price per m².
Price per m²
£697
Street avg £1,606
Floor Area
122 m²
Street avg 104 m²
Habitable Rooms
6 rooms
Street avg 5 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
0.2 km
Mynydd Llandygai — bus stop.
30 October 2001Most recent
£85,000
Median price across the last 5 sales in LL57 4LJ: £155,000 (2024–2017).
CO₂ Emissions
6.7 t/year
Street avg 5.9 t/year
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