1 Great Chalks, High Street, Hatfield Broad Oak, Bishop's Stortford, CM22 7HQ
About 1 Great Chalks
1 Great Chalks is a detached house in Bishop's Stortford (CM22 7HQ). It has a recorded floor area of 151 m² (around 1625 sq ft). The latest certificate (October 2020) returns a high B (score 85), putting the home a stone's throw from an A rating. When first surveyed in August 2020 the rating was D, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Very Good, window efficiency went from Average to Very Good and floor efficiency went from Poor to Very Good. The recommended improvements would push it to A (score 93).
One planning record on file: tree works approved in 2023. Past consents include tree works, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£517/sq ft) was about 558.4% above the typical sold price in the postcode. At 151 m² it's 25.2% smaller than the typical home in the postcode (202 m² median across 3 EPCs). Most recent transfer: April 2021 at £840,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 1 Great Chalks
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
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
High performance glazing installed
Wall insulation improved
Floor insulation added or improved
Planning history
- Nov 2023Tree WorksTreesIn report
1no. English Yew- Reduce height and spread of canopy by up to 1m. 1no Common Beech- Reduce height and spread of canopy by up to 2m. 2no. English Yew- Reduce height and spread of canopy by up to 2m. 1no Lawson Cypres- Reduce height of tree by up to 2m to reduce lateral loading on poor scaffold union.
- Documents
- 5 docs on file
- Reference
- UTT/23/2783/TPO
We flagged 1 thing worth checking at 1 Great Chalks
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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£898,000
Modelled from EPC, postcode comparables.
£840,000
Recorded with HM Land Registry.
Sales timeline
8 April 2021Most recent
£840,000
Median price across the last 5 sales in CM22 7HQ: £672,000 (2020–2016).
Nearby sales in CM22 7HQ
2 Great Chalks, High Street, Hatfield Broad Oak, Bishop's Stortford, CM22 7HQ
Sold Nov 2020
£970,000Yew Tree House, High Street, Hatfield Broad Oak, Bishop's Stortford, CM22 7HQ
Sold May 2018
£1,100,000Lyndhurst, High Street, Hatfield Broad Oak, Bishop's Stortford, CM22 7HQ
Sold Jan 2017
£345,000Lime Cottage, High Street, Hatfield Broad Oak, Bishop's Stortford, CM22 7HQ
Sold Jan 2017
£550,000Ye Old Forge House, High Street, Hatfield Broad Oak, Bishop's Stortford, CM22 7HQ
Sold Sept 2016
£672,000
Everything we know about 1 Great Chalks, 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 High Street homes
On co₂ emissions, 1 Great Chalks stands well clear of the street.
EPC Rating
85 (B)
Street avg 70 (C)
Floor Area
151 m²
Street avg 172 m²
CO₂ Emissions
2.2 t/year
Street avg 5.3 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
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Post Office — bus stop.
Closest school
0.2 km
St Mary's Church of England Voluntary Aided Primary School, Hatfield Broad Oak. 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
44.4dB
Night-time· 23:00 – 07:00
37.5dB