St. Helen's (ward) displays distinctive ethnic group characteristics:

The main ethnic group is White British, representing 42% of the population. On average, 37% of the population in London belong to the White British ethnic group.

The following ethnic groups have proportions higher than average for the London:

• Black Caribbean comprise 9%, while average for London is 4%
• Arab comprise 4%, while average for London is 1.6%

Conversely, the following ethnic groups have a proportion lower than the average for London:

• Indian comprise 1.1%, while average for London is 7%
• Pakistani comprise 0.5%, while average for London is 3%
• Bangladeshi comprise 0.6%, while average for London is 4%

St. Helen's (ward) displays distinctive religion characteristics:

The main religion is Christian, representing 48% of the population. On average, 41% of the population in London belong to the Christian religion.

The following religions have proportions higher than average for the London:

• Christian comprise 48%, while average for London is 41%

Conversely, the following religions have a proportion lower than the average for London:

• Hindu comprise 0.3%, while average for London is 5%
• Muslim comprise 10%, while average for London is 15%
• Sikh comprise 0.1%, while average for London is 1.6%

St. Helen's (ward) displays distinctive age band characteristics:

The main age band is Aged 20 to 39, representing 30% of the population. On average, 33% of the population in London belong to the Aged 20 to 39 age band.

The following age bands have proportions higher than average for the London:

• Aged 60 to 79 comprise 18%, while average for London is 13%

St. Helen's (ward) displays distinctive household type characteristics:

The main household type is People living alone, representing 42% of the population. On average, 29% of the population in London belong to the People living alone household type.

The following household types have proportions higher than average for the London:

• People living alone comprise 42%, while average for London is 29%

Conversely, the following household types have a proportion lower than the average for London:

• Families with young children comprise 17%, while average for London is 27%