From a total population of 72,123, Union City has a median age of 37.1. The average age of males, in Union City, is 35.9 while the average age of females is 38.3. When you compare this to median age of California, Union City is 1.5 years older.
The median income of individuals, in Union City, is $30,158 while the average household income is $82,564. When comparing the median income of people living in Union City to the rest of California, the average income in Union City is $252 more.