20 Cox Ley, Hatfield Heath, Bishop's Stortford, CM22 7ER
About 20 Cox Ley
20 Cox Ley is a four-bedroom detached house in Bishop's Stortford (CM22 7ER). It has a recorded floor area of 205 m² (around 2207 sq ft), construction records dating it to 1950-1966 and council tax band F. There is a swimming pool on the plot, uncommon for the area. Records show the property has been extended at some point in its history. The latest certificate (September 2015) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 2 certificates since March 2009. Between certificates, roof efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 74). The latest certificate is from September 2015, so improvements made since then won't be reflected.
At 205 m² the property is well over the postcode median (132 m² across 13 EPCs), placing it in the larger end of the local stock. Across 2010–2013, sale prices on this property compounded at 3.2% per year. Today's modelled estimate of £824,000 sits 50.5% above the 2013 sale of £547,500. On a £-per-square-foot basis, the last sale (£248/sq ft) was about 21.7% below the postcode norm. Last changed hands 13 years ago, in April 2013.
Know exactly what you're buying at 20 Cox Ley
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms4
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenYes
- GarageDouble
- Swimming poolYes
Building
- Previously extendedYes
Energy performance
20 Cox Ley's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 14 Sept 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Roof insulation improved
More low energy lighting installed
Planning history
20 Cox Ley has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 20 Cox Ley
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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Latest sale on 20 Cox Ley was the highest on Land Registry record across the postcode.
£824,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.2% per year over 3 years.
£547,500
Growth on file: 3.2% per year over 3 years.
Sales timeline
18 April 2013Most recent
£547,500
+9.6%over 2 years25 May 2010
£499,500
Median price across the last 5 sales in CM22 7ER: £475,000 (2021–2019).
Nearby sales in CM22 7ER
10 Cox Ley, Hatfield Heath, Bishop's Stortford, CM22 7ER
Sold Aug 2021
£475,00017 Cox Ley, Hatfield Heath, Bishop's Stortford, CM22 7ER
Sold Mar 2021
£477,5005 Cox Ley, Hatfield Heath, Bishop's Stortford, CM22 7ER
Sold Sept 2020
£447,50030 Cox Ley, Hatfield Heath, Bishop's Stortford, CM22 7ER
Sold Jul 2019
£512,00019 Cox Ley, Hatfield Heath, Bishop's Stortford, CM22 7ER
Sold Aug 2016
£495,000
Everything we know about 20 Cox Ley, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Cox Ley homes
On floor area, 20 Cox Ley stands well clear of the street.
Price per m²
£2,671
Street avg £3,845
Floor Area
205 m²
Street avg 128 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
8.5 t/year
Street avg 5.3 t/year
Similar properties nearby
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CM22 7AZ
1 Barley Close, Hatfield Heath
CM22 7DB
1 Beehive Court, Hatfield Heath
CM22 7EU
1 Blackbird Cottages, Stortford Road, Hatfield Heath
CM22 7DU
1 Chapmans, Mill Lane, Hatfield Heath
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1 Almshouses, High Street, Hatfield Broad Oak
CM22 7HF
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
The Thatchers — bus stop.
Closest school
0.2 km
Hatfield Heath Primary School. 4 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
48.2dB

Night-time· 23:00 – 07:00
40.9dB