6.1% of the population for whom poverty status is determined in Williamsburg, FL (553 out of 9.06k people) live below the poverty line, a number that is lower than the national average of 12.5%. The largest demographic living in poverty are Males 55 - 64, followed by Females 12 - 14 and then Males 45 - 54.

The most common racial or ethnic group living below the poverty line in Williamsburg, FL is White, followed by Hispanic and Native American.

The Census Bureau uses a set of money income thresholds that vary by family size and composition to determine who classifies as impoverished. If a family's total income is less than the family's threshold than that family and every individual in it is considered to be living in poverty.