Grand Bay is a city located in Mobile County Alabama. Grand Bay has a 2020 population of 3,897. Grand Bay is currently declining at a rate of 0.00% annually and its population has increased by 6.13% since the most recent census, which recorded a population of 3,672 in 2010. Grand Bay reached it's highest population of 4,119 in 2011.
The average household income in Grand Bay is $73,616 with a poverty rate of 9.41%. The median rental costs in recent years comes to $856 per month, and the median house value is $129,300. The median age in Grand Bay is 39.2 years, 37.9 years for males, and 40.5 years for females.