6 is too many, but 3 states would be the ideal. Mostly based on geographic separation. Most incomes are not that much different when you look at median income.
| Population | Estimated median income |
Voter registration | Race/Ethnicity | ||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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California statewide |
37,325,068 | $61,400 |
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| Northern California | 1,216,159 | $44,308 |
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| Central California | 11,963,297 | $66,915 |
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| Southern California | 23,337,857 | $59,599 |
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Sources: 2012 American Community Survey 5-year estimates, California Secretary of State.
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