Big Delta is a city located in Alaska. Big Delta has a 2020 population of 556. Big Delta is currently declining at a rate of 0.00% annually and its population has decreased by -5.92% since the most recent census, which recorded a population of 591 in 2010. Big Delta reached it's highest population of in .
The average household income in Big Delta is $69,573 with a poverty rate of 4.68%. The median rental costs in recent years comes to $1,188 per month, and the median house value is $152,200. The median age in Big Delta is 39.1 years, 34.8 years for males, and 39.9 years for females.