Chaykoboksarsk

Chaykoboksarsk (: Чайкобоксарск), officially the Free City of Chaykoboksarsk (: Вольный город Чайкобоксарск), is a in Yarova. The free city has a total population of 11,870,752, making it the largest city in the country. Chaykoboksarsk is commonly nicknamed "Rainbow City", as well as the "Big Smoke" and the " Capital of the World" to a lesser extent.

In the 2010 national census, 57.6% of the population identified as, 13.7% , 13.6% Other White, 8.9% , 0.8% , 0.4% and 5.1% Other.