Seven California Cities Rank Among 20 Most Expensive for U.S. Families, Along With Boston, New York, and Washington D.C.

Seven of the 20 most expensive U.S. cities for a family of four are in California, New York Post reported. San Francisco tops the list, requiring an annual family income of $408,000 for a comfortable standard of living.

San Jose ranks second at $403,000, followed by Oakland at $371,000. Irvine places eighth nationally at $327,000, while San Diego ranks twelfth at $313,000. The rankings draw from the MIT Living Wage Calculator, which factors in housing, food, utilities, transportation, and hobbies under the 50/30/20 budgeting rule.

The U.S. median household income for a family of four stands at $124,990. California's median single-family home price reached $930,260. The Bay Area median hit $1.45 million in May, with San Francisco at $2.2 million that month.

The state maintains the highest top marginal income tax rate in the country at 13.3 percent. , also appear among the 20 most expensive cities.