Dacorum property data: prices, flood risk & energy ratings

Dacorum has 40,699 recorded homes. 5.30% of recorded homes with a reading have medium or high mapped surface-water likelihood on the surrounding land.

Average house price

£450,935

Rank 54 of 317 (highest first)

1,927 sales in the 12 months to Jun 2026.

UK HPI · Aug 2026

Annual house price change

+0.10%

Rank 190 of 317 (highest first)

Change from the same month a year earlier.

UK HPI · Aug 2026

Medium / high surface-water map bands around homes

5.30%

Rank 101 of 296 (highest first) · in England

1,608 / 30,332 homes with a reading

Environment Agency · Jun 2026

EPC E–G ratings

13.12%

Rank 206 of 318 (highest first)

3,975 / 30,303 homes with a rating

EPC · Nov 2026

These figures cover recorded homes with known facts, not every dwelling; mapped land risk is not a history of indoor flooding, old EPCs may have expired, and an area price is not a home valuation.

Postcode districts with the highest surface-water shares

Homes within Dacorum
District	Medium / high	Known homes
WD4	24.07%	316 / 1,313
HP2	8.04%	600 / 7,459
AL3	6.09%	54 / 886
HP4	4.26%	229 / 5,381
HP23	3.04%	104 / 3,421
HP3	2.82%	189 / 6,695
HP1	2.24%	116 / 5,168

Environment Agency · Jun 2026

Postcode districts with the highest EPC E–G shares

Homes within Dacorum
District	EPC E–G	Known ratings
WD4	21.83%	286 / 1,310
AL3	17.53%	155 / 884
HP23	14.89%	509 / 3,418
HP4	14.40%	774 / 5,376
HP1	12.42%	641 / 5,163
HP3	12.05%	806 / 6,687
HP2	10.73%	800 / 7,456

EPC · Nov 2026

Checked Nov 2026 · Sources

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