angola,_indiana | ispartof | steuben_county,_indiana <tsp> angola,_indiana | elevationabovethesealevel | 3240 <tsp> angola,_indiana | ispartof | pleasant_township,_steuben_county,_indiana <tsp> angola,_indiana | populationdensity | 5245 (inhabitants per square kilometre) <tsp> angola,_indiana | areatotal | 1655 (square kilometres) <sep> angola is a city in pleasant township, steuben county, indiana, united states the population was 8,612 at the 2010 census the city is the county seat of steuben county angola was founded by thomas gale and cornelius gilmore on june 28, 1838, and is home to trine university the town is served by i-69 and the indiana toll road (i-80 and i-90) 
angola. which lies 324 metres above sea level. is part of pleasant township. steuben county. indiana and has 524.5 inhabitants for each of the 16.55 square kilometres it covers.angola is a city in pleasant township, steuben county indiana