Respondents who were more likely to agree that they had seen the benefit of council tax invested in their local community were from Cardiff and South-East Wales, male or property owners.
Roedd ymatebwyr a oedd yn fwy tebygol o gytuno eu bod wedi gweld budd y dreth gyngor yn cael ei buddsoddi yn eu cymuned leol o Gaerdydd a De-ddwyrain Cymru, yn ddynion neu'n berchenogion eiddo.