Drive through Castro Valley and San Lorenzo and you might notice that some neighborhoods are more affluent than others. But just how wide is the disparity between different parts of town?
A new data-based website, Rich Blocks, Poor Blocks provides some answers to that question. The site uses U.S. census information compiled from the 2007-2011 American Community Survey to show median household income and monthly rents by census tract.
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The data shows that the median household income in and around Castro Valley and San Lorenzo ranges just under $40,000 to more than $100,000.
In the downtown region of Castro Valley, the median annual income ranges from $51,000 to $56,000.
In the hills just north of downtown, the median rises to $78,000. As you go farther into the hills near Lake Chabot, the annual income in those census tracts ranges from $100,000 to $113,000.
In San Lorenzo, the median income is about $72,000 a year.
In Cherryland, it's listed at $62,000 while Ashland neighborhoods hover between $39,000 and $44,000 a year.
The range for median household income in California is $53,000 to $68,000 a year.
To see the data mapped out census tract by census tract, visit the Rich Block, Poor Blocks website.