Watford home energy efficiency

January 2026

Residential buildings are energetically very efficient. The average home energy rating in Watford postcode area is 67.5, D rating. This is by 1.5 better score than the average home energy rating in England and Wales. The average potential rating is 79.4, C rating.

Watford homes by energy rating

Watford homes by energy rating
Energy ratingWatfordEngland & Wales
█ A0.1%0.2%
█ B14.4%11.5%
█ C60.9%60.8%
█ D11.3%11.8%
█ E11.3%12.2%
█ F1.7%2.6%
█ G0.4%0.8%

Watford map of energy efficiency of properties

Watford map of energy efficiency of properties

Watford homes by potential energy rating

Watford homes by potential energy rating
Potential energy ratingWatfordEngland & Wales
█ A1.6%3.6%
█ B48.5%47.8%
█ C46.8%44.6%
█ D1.5%1.5%
█ E1.1%1.3%
█ F0.2%0.3%
█ G0.3%0.7%

Watford homes by main heating control energy efficiency

Watford homes by main heating control energy efficiency
Main heating controlWatfordEngland & Wales
█ very poor2.7%4.5%
█ poor9.4%8.2%
█ average25.2%25.3%
█ good56.5%56.4%
█ very good6.1%5.7%

Watford homes by main heating energy efficiency

Watford homes by main heating energy efficiency
Main heat efficiencyWatfordEngland & Wales
█ very poor7.2%6.4%
█ poor2.9%3.0%
█ average7.9%9.8%
█ good78.9%76.7%
█ very good3.1%4.0%

Watford homes by walls energy efficiency

Watford homes by walls energy efficiency
Walls efficiencyWatfordEngland & Wales
█ very poor24.7%22.3%
█ poor17.3%15.9%
█ average9.0%12.9%
█ good35.3%38.0%
█ very good13.7%10.9%

Watford homes by windows energy efficiency

Watford homes by windows energy efficiency
Windows efficiencyWatfordEngland & Wales
█ very poor3.7%5.4%
█ poor4.1%4.7%
█ average50.0%50.4%
█ good30.9%30.1%
█ very good11.2%9.3%

Watford homes by hot water heating energy efficiency

Watford homes by hot water heating energy efficiency
Hot water heating energy efficiencyWatfordEngland & Wales
█ very poor6.2%7.5%
█ poor5.5%6.3%
█ average14.1%12.9%
█ good69.3%68.1%
█ very good4.8%5.2%

Watford homes by lighting energy efficiency

Watford homes by lighting energy efficiency
Lightning energy efficiencyWatfordEngland & Wales
█ very poor12.2%10.5%
█ poor7.6%7.0%
█ average12.2%12.0%
█ good14.2%15.9%
█ very good53.8%54.6%

Plumplot area insights - interactive charts and maps

Plumplot area insights - interactive maps and charts

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