The Greater Mexico City metropolitan area recorded a population of over 21.4 million people in the 2020 census, making it the most populous urban agglomeration in North America, ahead of both New York and Los Angeles. It sprawls across Mexico City and surrounding municipalities in the States of Mexico and Hidalgo.
Record no. MRB-2026-005703
Largest Metropolitan Area in North America
Reference Record – Not Certified
This record is compiled from publicly available sources for reference. It has not been examined or certified by The Book of World Records.