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East Hertfordshire property data: prices, flood risk & energy ratings

East Hertfordshire has 44,334 recorded homes. 6.49% of recorded homes with a reading have medium or high mapped surface-water likelihood on the surrounding land.

Average house price

£455,973

Rank 51 of 317 (highest first)

2,103 sales in the 12 months to Jun 2026.

UK HPI · Aug 2026

Annual house price change

+1.90%

Rank 112 of 317 (highest first)

Change from the same month a year earlier.

UK HPI · Aug 2026

Medium / high surface-water map bands around homes

6.49%

Rank 67 of 296 (highest first) · in England

2,056 / 31,701 homes with a reading

Environment Agency · Jun 2026

EPC E–G ratings

13.90%

Rank 186 of 318 (highest first)

4,402 / 31,674 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 East Hertfordshire
DistrictMedium / highKnown homes
CM2313.49%1,353 / 10,030
SG97.73%184 / 2,381
CM205.33%12 / 225
SG143.81%168 / 4,405
SG123.04%178 / 5,855
SG102.53%7 / 277
SG22.36%15 / 635
SG112.13%30 / 1,411

Environment Agency · Jun 2026

Postcode districts with the highest EPC E–G shares

Homes within East Hertfordshire
DistrictEPC E–GKnown ratings
SG225.20%160 / 635
SG1024.82%69 / 278
SG1122.36%315 / 1,409
AL617.67%53 / 300
SG317.30%32 / 185
SG1217.02%995 / 5,845
SG915.94%379 / 2,378
SG1414.57%642 / 4,406

EPC · Nov 2026

Checked · Sources