Child marriage is common in many areas of Mexico. Nearly 1 in 4 girls (or 23%) are married or in a union before the age of 18, a rate that has been stagnant for almost 30 years. Living in rural area is a risk factor. In 14 of the 32 states, the report found that 30% of girls in rural settings were married before 18.

Rates vary across regions and states with girls in rural areas, where up to 30% of girls are married before 18, being most at risk.