alexandria,_indiana | ispartof | indiana <tsp> indiana | capital | indianapolis <tsp> indiana | country | united_states <tsp> madison_county,_indiana | countyseat | anderson,_indiana <tsp> alexandria,_indiana | ispartof | madison_county,_indiana <sep> alexandria is a city in monroe township, madison county, indiana, united states it is about 48 miles (77 km) northeast of indianapolis according to the 2020 census, its population was 5,149, nearly unchanged from 2010 
the county seat of madison. county indiana is anderson where alexandria and indianpolis(capital of indiana) is part of.alexandria is a city in madison county, indiana, united states