Almost a quarter of those aged 15 and under (23.8%) and aged between 25 and 34 (23.1%) lived in the 20% most deprived LSOAs, compared to 14.6% of those aged 65 and over.
Roedd bron i chwarter y rhai 15 oed ac iau (23.8%) a rhwng 25 a 34 (23.1%) yn byw yn yr 20% o'r AGEHIau mwyaf difreintiedig, o'i gymharu â 14.6% o'r rhai 65 oed a hŷn.