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AL5 vs CM7: house prices per square metre compared

AL5 (Bower Heath) is the more expensive of the two: a median of £7,103 per against £3,799 in CM7 (Great Bardfield)CM7 is 47% cheaper per . The figures come from 308 and 536 sales with an EPC-matched floor area in the last 12 months of HM Land Registry data.

AL5

Bower Heath, Harpenden

High confidence

£7,103median per m²

Median sale price
£800,000
Middle 60% of sales (p20–p80)
£5,959 – £8,431
Sales (last 12 months)
325
With a matched floor area
308
Mean floor area (matched sales)
134 m²
Change over 10 years
+22.0%
All AL5 sold prices

CM7

Great Bardfield, Braintree

High confidence

£3,799median per m²

Median sale price
£318,000
Middle 60% of sales (p20–p80)
£3,173 – £4,470
Sales (last 12 months)
581
With a matched floor area
536
Mean floor area (matched sales)
90 m²
Change over 10 years
+21.1%
New-build premium
+19%
All CM7 sold prices

Side by side

Every figure covers sales in the last 12 months, on the same dataset and the same method for both areas.

AL5 compared with CM7
MeasureAL5CM7Difference
Median price per m²£7,103£3,799−47%
Median sale price£800,000£318,000−60%
Sales (last 12 months)325581+256
Change over 10 years+22.0%+21.1%−0.9 pts

By property type

Median price per m² for each property type sold in the last 12 months. Only types with matched sales are listed, and a dash means too few sales to publish.

Median price per m² by property type
Property typeAL5CM7
Detached£7,778n = 109£3,879n = 130
Semi-detached£7,238n = 96£3,987n = 180
Terraced£7,057n = 50£3,855n = 135
Flat£5,513n = 53£3,082n = 91

Or browse the league tables for the most expensive and best value districts, every comparison page, or the free dataset behind these figures.

Contains HM Land Registry data © Crown copyright and database right 2026 · Licensed under the Open Government Licence v3.0 · Floor areas from the Energy Performance of Buildings Register · how these figures are made