City in Hidalgo County, Texas · 11.8 sq mi · 1,544 people per sq mi
About 18,000 people live in Mercedes. The typical household earns $46,904, and the median resident is 33.2 years old.
2026 projection
From 16,267 in 2020
Poverty rate 28.63%
Men 27.8 · Women 36.3
1910–2026
18,220
2026 projection
12% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
1910–2026
18,220
2026 projection
12% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 18,220 | +305 | 1.70% |
|---|---|---|---|
| 2025 | 17,915 | +425 | 2.43% |
| 2024 | 17,490 | +681 | 4.05% |
| 2023 | 16,809 | +78 | 0.47% |
| 2022 | 16,731 | +424 | 2.60% |
| 2021 | 16,307 | +40 | 0.25% |
| 2020 | 16,267 | -333 | 2.01% |
| 2019 | 16,600 | +3 | 0.02% |
| 2018 | 16,597 | +27 | 0.16% |
| 2017 | 16,570 | +92 | 0.56% |
Showing 10 of 27 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 167 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
Typical yearly pay for a worker 25 or older.
About 1 in 3 residents
45% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 45% | 50% | 40% |
| Never married | 37% | 39% | 35% |
| Divorced | 6% | 5% | 7% |
| Widowed | 7% | 3% | 10% |
| Separated | 6% | 3% | 8% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau