 According to Children At Risk, a local nonprofit research organization, 21% of the Harris County children live in poverty, 6.5 per 1,000 die before age one, and 38% drop out of high school.Harris County along with other Texas counties has one of the nation's highest property tax rates.In 2007, the county was ranked in the top 25 at 22nd in the nation for property taxes as percentage of the homes value on owner-occupied housing.