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California counties’ median income for 2006

FTB has released Personal Income Tax Statistics for 2006, showing that the statewide median income for all personal income tax returns rose to $35,390, an increase of 3.7 percent over 2005. The median income listed on joint returns rose to $66,810, an increase of 5.1 percent over 2005. 

Four Bay Area counties again top California’s 2006 median income report: Contra Costa, Marin, San Mateo, and Santa Clara. These counties have consistently reported the highest median incomes.

“Median income” is the point where one-half of the tax returns are above and one-half are below the midpoint of the range of values. Median income represents the income reported by a typical California individual or couple.

California taxpayers filed 15.1 million 2006 state income tax returns reporting $1.2 trillion in adjusted gross income, a 9.4 percent increase over 2005 figures. Adjusted gross income is a figure taken from tax returns that reports total income after specific tax deductions are subtracted.

Marin County still has the highest median income for joint returns, reporting $116,626, an increase of 8.1 percent over 2005.  Santa Clara County ranked second this year with $95,457, San Mateo County ranked third with $95,394, Contra Costa County ranked fourth with $87,478, El Dorado County ranked fifth with $78,489.

Los Angeles County taxpayers filed 25.5 percent of all 2006 income tax returns in California. They reported median incomes of $30,822 for all returns and $57,725 for joint returns, ranking 39 and 31, respectively.

The largest percentage gain in median income for all counties was 8.5 percent, reported in Mono County. For joint filed returns, the largest increase was in San Francisco County with an 8.8 percent increase.

See the 2006 median income by county chart for information on specific counties. Please go to ftb.ca.gov and search for press releases to view 1999-2005 data personal income statistics income by county.