Highest Mexican population share, US metro areas
US metro areas ranked by the share of all residents who are Mexican origin (2023 American Community Survey). A concentration measure: Mexican residents as a percentage of total population. Rio Grande City-Roma, TX leads at 92.0%. 924 metro areas qualify in total. Texas carries 15 of the top 25 entries.
UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which metro area has the highest mexican share?
Rio Grande City-Roma, TX ranks #1 with 92.0% (2024 American Community Survey).
What are the top 5 metro areas by mexican share?
Rio Grande City-Roma, TX, Eagle Pass, TX, Laredo, TX, McAllen-Edinburg-Mission, TX, Zapata, TX.
How many metro areas are in this ranking?
924 metro areas qualify after filtering for population minimums and data availability. The ranking covers 2024 ACS 5-year data.
How is mexican share measured?
Share of all residents who are Mexican origin (Hispanic origin, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2024).