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Get started1 Boldron Lane is a five-bedroom semi-detached house in Barnard Castle (DL12 9AR). It has a recorded floor area of 211 m² (around 2271 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (April 2024) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since February 2010. Between certificates, wall efficiency went from Very Poor to Poor and window efficiency went from Poor to Average; while roof efficiency dropped from Very Good to Good and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to C (score 79).
Held since June 2010 — that's 16 years off the open market, well above the local norm. Sale prices here have outpaced England HPI: 10.1% per year against 0% for the wider region. Today's modelled estimate of £566,000 is 29.5% above the 2010 sale price. On a £-per-square-foot basis, the last sale (£192/sq ft) was about 56.9% above the typical sold price in the postcode. At 211 m² the property is well over the postcode median (99 m² across 9 EPCs), placing it in the larger end of the local stock. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an annexe, meaningful when judging how the property has evolved.
1 Boldron Lane's carbon output runs well above what efficient homes in the postcode produce.
Discharge of planning condition 3 pursuant to application DM/15/03714/LB
Latest sale on 1 Boldron Lane was the highest on Land Registry record across the postcode.
£566,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.1% per year over 8 years.
£437,000
Growth on file: 10.1% per year over 8 years.
On price per m², 1 Boldron Lane stands well clear of the street.
Price per m²
£2,071
Street avg £1,483
Floor Area
211 m²
Street avg 127 m²
Habitable Rooms
8 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
1/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km

Daytime· 07:00 – 23:00
49.6dB

Changes detected from historical EPC data
Hot water efficiency decreased
Windows upgraded, improving insulation
Wall insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
Replacement of 4no single glazed timber softwood windows and set of french doors with double glazed hardwood to single storey annex
17 June 2010Most recent
£437,000
+109.1%over 7 years7 October 2002
£209,000
Median price across the last 5 sales in DL12 9AR: £173,500 (2023–2010).
Street avg 5 rooms
CO₂ Emissions
9.6 t/year
Street avg 5.8 t/year
DL12 9DU
Boldron Lane Hail and Ride — bus stop.
Closest school
0.9 km
St Mary's Catholic Primary School, Barnard Castle. 4 schools nearby.
Night-time· 23:00 – 07:00
40.5dB
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