Seven California cities landed on list of the top 10 with the most credit-card debt in the US, as Americans grapple with record household debt and rising delinquencies nationwide . An analysis from WalletHub examining 182 of the nation’s largest cities ranked communities based on total and per-capita credit card debt. Golden State cities dominated list: Santa Clarita — No. 1 nationally, with average household credit card debt of $23,714 and roughly $1.8 billion in total balances. WalletHub also