They represented the smallest town competing in top-flight German competition in the regional Oberliga Nord (I) in 1956–57 and 1960–61 against the likes of larger clubs including Hamburger SV, Hannover 96, Werder Bremen, and FC St. Pauli.

In 1951, 1953, and 1955, Heider SV took part in the country's amateur championship with their best result coming as an advance to the semi-finals in 1955 where they were lost 3–1 to Sportfreunde Siegen.

[1] After the formation of the Bundesliga, Germany's first fully profession league, in 1963, Heider SV became part of the Amateurliga Schleswig-Holstein (III) after failing to qualify for the new Regionalliga Nord (II).

Although generally a mid-table finisher, Heider SV continued to field competitive sides through the years, earning four second-place results, as well as a Verbandsliga Schleswig-Holstein (IV) title in 1982–83.

The club's honours: SV plays its home matches in the Stadion an der Meldorfer Straße, which has a capacity of 11,000 (1,500 seats).