15 Castledale Grove is a two-bedroom semi-detached house in Sheffield (S2 1NJ). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1996-2002 and council tax band A. The latest certificate (February 2026) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (July 2009); the latest reading is one band lower. Between certificates, lighting went from Average to Good; while window efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 74). This certificate was lodged in the last six months, so the rating reflects current condition.
Untraded for 16 years, with the last transfer in February 2010. Sale prices here have outpaced Sheffield HPI: 5.7% per year against 0% for the wider region. Today's modelled estimate of £144,000 sits 114.9% above the 2010 sale of £67,000. On a £-per-square-foot basis, the last sale (£111/sq ft) was about 59.7% above the typical sold price in the postcode. At 56 m² it's 18.8% smaller than the typical home in the postcode (69 m² median across 35 EPCs).
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
The EPC has just been inspected, so the rating reflects current condition.
15 Castledale Grove has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
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15 Castledale Grove has more than doubled in price since the earliest registered sale in 1997.
£144,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 13 years.
£67,000
Growth on file: 5.7% per year over 13 years.
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
CO₂ Emissions for 15 Castledale Grove runs comfortably ahead of the street norm.
Price per m²
£1,196
Street avg £1,521
Floor Area
56 m²
Street avg 70 m²
Habitable Rooms
3 rooms
Reported crime in the wider district is trending notably upward year-on-year.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km

Daytime· 07:00 – 23:00
54.0dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Changes detected from historical EPC data
More low energy lighting installed
More low energy lighting installed
19 February 2010Most recent
£67,000
+105.2%over 13 years31 January 1997
£32,650
Median price across the last 5 sales in S2 1NJ: £140,000 (2025–2020).

Street avg 4 rooms
CO₂ Emissions
2.0 t/year
Street avg 3.1 t/year
S2 1NB
Harborough Avenue/Vikinglea Drive — bus stop.
Closest school
0.4 km
Woodthorpe Primary School. 28 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Night-time· 23:00 – 07:00
44.0dB