Wilmer
- County:
- Dallas County
- County Seat:
- No
- Area (mi²):
- 12.236
- State:
- Texas
Wilmer is a city located in Dallas County, Texas. Wilmer has a 2026 population of 6,774. Wilmer is currently growing at a rate of 0.39% annually and its population has increased by 14.66% since the most recent census, which recorded a population of 5,908 in 2020.