1 The Mansion, Northwick Park, Blockley, Moreton In Marsh, GL56 9RJ
About 1 The Mansion
1 The Mansion is a one-bedroom end-of-terrace house in Blockley, Moreton-In-Marsh, Moreton In Marsh (GL56 9RJ). It has a recorded floor area of 73 m² (around 780 sq ft), construction records dating it to before 1900 and council tax band E. At 73 m² this is the smallest unit on EPC record across the building (73–276 m²). The building's EPC ratings span G to C, with this unit at the bottom. On EPC score it ranks last in the building (1 versus a best of 72). The latest certificate (December 2008) shows a G (score 1), near the bottom of the EPC scale. Main heating runs on electricity. The latest certificate is from December 2008, so improvements made since then won't be reflected.
Held since October 2007 — that's 19 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. At 73 m² it's 28.9% smaller than the typical home in the postcode (102 m² median across 35 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Across 2004–2007, sale prices on this property compounded at 14.9% per year. Today's modelled estimate of £395,000 is 16.2% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£436/sq ft) was about 58% above the typical sold price in the postcode.
Know exactly what you're buying at 1 The Mansion
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms1
Energy performance
1 The Mansion sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 11 Dec 2018
EPC Rating
Planning history
1 The Mansion has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
The latest sale landed at the peak of the pre-credit-crunch market — a high-water reference point.
£395,000
Modelled from EPC, postcode comparables and a sale-price growth of 14.9% per year over 3 years.
£340,000
Growth on file: 14.9% per year over 3 years.
Sales timeline
25 October 2007Most recent
£340,000
+54.5%over 3 years2 September 2004
£220,000
Median price across the last 5 sales in GL56 9RJ: £550,000 (2025–2022).
Nearby sales in GL56 9RJ
3 The Gallery, Northwick Park, Blockley, Moreton In Marsh, GL56 9RJ
Sold Nov 2025
£510,0003 The Mansion, Northwick Park, Blockley, Moreton In Marsh, GL56 9RJ
Sold Jul 2023
£1,150,0001 John Rushout Court, Northwick Park, Blockley, Moreton In Marsh, GL56 9RJ
Sold Apr 2023
£495,0001 Granary Cottages, Northwick Park, Blockley, Moreton In Marsh, GL56 9RJ
Sold Jan 2023
£699,250The Stables, 3, Northwick Park, Blockley, Moreton In Marsh, GL56 9RJ
Sold Oct 2022
£550,000
Everything we know about 1 The Mansion, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Northwick Park homes
On epc rating, 1 The Mansion runs well behind the street norm.
Price per m²
£4,690
Street avg £3,075
Floor Area
73 m²
Street avg 231 m²
Habitable Rooms
1 rooms
Street avg 4 rooms
CO₂ Emissions
11.0 t/year
Street avg 14.7 t/year
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.7 km
Northwick Park — bus stop.
Closest school
1.3 km
Blockley Church of England Primary School. 2 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
41.2dB

Night-time· 23:00 – 07:00
35.2dB