Los Arcos is a CDP located in Webb County, Texas. Los Arcos has a 2026 population of 4. Los Arcos is currently declining at a rate of -66.67% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The median age in Los Arcos is 59.7 years: 35.8 years for males, and 0 years for females. For every 100 females there are 218.8 males.
Data after 2023 is projected based on recent change
Overall: 59.7 years
Female: 0 years
Male: 35.8 years
There are 51 adults, (16 of whom are seniors) in Los Arcos.
Female: 16 (31.4%)
Male: 35 (68.6%)
The racial composition of Los Arcos includes , and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| Two or more races | 51 | 100% |