After the Second World War, the hitherto isolated centres of Eglharting, Kirchseeon and Kirchseeon-Dorf were melded together along the Bundesstraße 304 (Munich-Wasserburg), mainly by building detached housing, with the combined centre at Kirchseeon railway station and a lesser centre at Eglharting.
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The community grew quickly once the surrounding woodlands fell victim to a natural disaster in 1889 in the form of a nun moth infestation.