Leakiest streets in WC2A

41.4%

Band D or below

116

Certificates

67.0

Average rating

£299

Avg potential saving / yr

What this means

Across 116 energy certificates in WC2A, 48 (41.4%) are rated band D or below. The average current rating is 67.0 out of 100, which the recommended improvements on those certificates would lift to about 76.3. The average estimated annual heating cost is £734, falling to about £435 after the recommended work – a saving of roughly £299 a year.

B C D E F G

B 12.1% C 46.6% D 29.3% E 8.6% F 2.6% G 0.9%

Every figure is computed across the certificates in this area – no individual property is identified or listed.

How WC2A compares

Set against the average across the 3,339,357 energy certificates in our dataset (average current rating 67.8, with 51.7% band D or below):

Band D or below here is 41.4%, 10.3 points lower (more efficient).
The average current rating here is 67.0, 0.8 points below the wider-dataset average.

Indicative comparison against the certificates we hold, not an official national statistic. Check the official source for area statistics.

What the certificates say about the fabric

The most common construction descriptions recorded across these certificates. Percentages are of certificates where the field was recorded.

Walls

Solid brick, as built, no insulation (assumed) – 42.5%
Solid brick, with internal insulation – 12.5%
Cavity wall, as built, insulated (assumed) – 10.0%

Recorded as having no wall insulation: 45.0%.

Roofs

(another dwelling above) – 47.5%
Pitched, no insulation – 10.0%
Pitched, insulated (assumed) – 7.5%

Recorded as having no roof insulation: 17.5%.

Glazing

Fully double glazed – 45.2%
Single glazed – 29.0%
Full secondary glazing – 12.9%

Main heating

Boiler and radiators, mains gas – 42.5%
Boiler and underfloor heating, mains gas – 15.0%
Boiler and radiators, electric – 12.5%

Retrofit measures for this housing stock

Based on the construction recorded on the certificates here, these guides cover the measures that most often apply, with typical UK costs and savings cited to public sources.

All retrofit guides

What insulation adds in WC2A

See the average current-to-potential uplift and the estimated heating-cost saving for this area.