City in Missouri
Byrnes Mill, MO
- Population
- 3,189 (2024)
- Density
- 619 / sq mi
- Land area
- 5.2 sq mi
- Water area
- 0.1 sq mi
- Coordinates
- 38.4390, -90.5736
Resident reviews
Be the first to review →No reviews yet. Live in Byrnes Mill, or used to? Tell people what it is really like.
ZIP codes
Select a ZIP code for neighborhood-level income, rent and home values.