Counties where children from low income families (25th percentile) experience greatest gains in household income, on average, by age 26.
|County and State||All||Boys||Girls|
|Bergen, New Jersey||14.1%||16.6%||11.2%|
|Contra Costa, California||12.1%||14.5%||9.4%|
Source: The Equality of Opportunity Project (2015). Causal effects of the 100 largest counties on household income in adulthood. Retrieved from http://www.equality-of-opportunity.org/index.php/city-rankings/city-rankings-all