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Get started12 Aldersyde is a four-bedroom detached house in York (YO24 1QP). It has a recorded floor area of 182 m² (around 1959 sq ft) and construction records dating it to 1967-1975. The latest certificate (March 2016) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in May 2010 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good, window efficiency went from Average to Good and lighting went from Poor to Average; while roof efficiency dropped from Average to Very Poor and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to C (score 79). The latest certificate is from March 2016, so improvements made since then won't be reflected.
Sale prices here have outpaced York HPI: 6.2% per year against 0% for the wider region. Today's modelled estimate of £765,000 is 39.1% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£281/sq ft) was about 23.5% above the typical sold price in the postcode. At 182 m² the property is well over the postcode median (130 m² across 10 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. 10 years since the last transfer (May 2016).
12 Aldersyde's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 15 Mar 2026
12 Aldersyde has an approved single-storey side extension on the planning record.
Condition 4 (pitch of dormers) (10/01817/FUL)
12 Aldersyde valuation sits well clear of the typical sold price in this postcode.
£765,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 6 years.
£550,000
Growth on file: 6.2% per year over 6 years.
On habitable rooms, 12 Aldersyde stands well clear of the street.
Price per m²
£3,022
Street avg £3,279
Floor Area
182 m²
Street avg 119 m²
Habitable Rooms
8 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
The Horseshoe — bus stop.

Daytime· 07:00 – 23:00
50.8dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Window efficiency improved
Cavity wall insulation installed
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey · Side of property
First floor side extension with 2no. dormers to front
19 May 2016Most recent
£550,000
+41.9%over 5 years29 July 2010
£387,500
Median price across the last 5 sales in YO24 1QP: £460,000 (2024–2015).
Street avg 5 rooms
CO₂ Emissions
6.0 t/year
Street avg 6.2 t/year
YO24 1UP
Closest school
0.3 km
York College. 17 schools nearby.
Night-time· 23:00 – 07:00
41.0dB
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