When it comes to personal finance, income often receives the most attention. Many people compare salaries, bonuses and investment returns as measures of financial progress. However, income is only one part of the equation. Household structure can also influence how quickly someone builds savings, accumulates wealth and achieves long-term financial goals. In this article, “single” refers to individuals who primarily manage their finances independently, regardless of whether they are unmarried, divorced, widowed or not living with a partner. While every situation is different, singles generally do not benefit from the same level of cost-sharing and financial support that may exist within a dual-income household. The hidden financial cost of being single refers to the additional financial responsibilities and expenses that individuals often bear alone because they cannot share housing costs, household expenses, caregiving support or financial risks with a partner. Being single offers flexibility and financial independence. However, it can also require a different approach to saving, retirement planning...