The former outfit of the legendary Abedi Pele have been relegated to the the German third tier league.
Pele featured for the Munich side from 1996 to 1998, scoring two games in 50 appearances.
1860 Munich were champions of Germany in 1966 - two years after winning the German Cup.
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They lost to West Ham United in the final of the 1965 European Cup Winners' Cup in front of a 97,000 crowd at Wembley.
1860 Munich have not been in the Bundesliga since 2004, and lost 3-1 on aggregate to Leeds United in the third qualifying round of the Champions League in 2000.