Population of Mountain Brook, Alabama as of January 2026. How many people live in Mountain Brook today?

The exact population of Mountain Brook, Alabama as of January 2026 is estimated at 22,461 residents. Please note: this figure is an estimate and may slightly change as people get born and pass away, it also depends on migration to/from Mountain Brook.

Check out more data on population in Alabama:

• Population of Decatur
• Population of Vestavia Hills
• Population of Alabaster
• Population of Enterprise
• Population of Bessemer
• Population of Troy
• Population of Muscle Shoals
• Population of Hartselle
• Population of Ozark
• Population of Jacksonville
• Population of Russellville
• Population of Rainbow City
• Population of Pike Road
• Population of Pleasant Grove
• Population of Guntersville
• Population of Meridianville
• Population of Wetumpka