Additionally, Robrecht the Frisian thought of the village as a strategic point and considered it important enough to have a fortification built.

In the Middle Ages, Ingelmunster was, partly owing to its fortification, an important location in the Castellany of Kortrijk and the canton of Harelbeke.

The people of Bruges met him halfway with an offer of submission to his rule, on the condition that they be allowed to keep the relic of the Holy Blood.

In 1580, Ingelmunster became the battlefield of a clash between the French Huguenots, under François de la Noue, and the Spanish occupying the castle.

The village was destroyed, but de la Noue was arrested and sent to the Spanish lord Alessandro Farnese, Duke of Parma and Piacenza.

Otto von Plotho, a German colonel serving in the French army, purchased the fiefdom in 1583.

Otto von Plotho assigned to his bailiff, François de Cabootere, the mission to organize his Flemish regions and to create legislative order.

In 1789, the last execution was carried out and the body was put on display in the field behind the café called "'t Leestje".

However, after 400 years, the wealth was exhausted and the last remnants of the old fiefdom, the park and castle, were sold in 1986 to the two brothers Vanhonsebrouck.

Many skirmishes and conflicts between the English, French, and Spanish soldiers made life in the village of Ingelmunster trying.

A private company maintained the connection between Kortrijk and Bruges and operated a post in Ingelmunster.

Paying from his own pocket, he constructed the Dufort Institute (later called "Marullenschool"), a school for the poor employing seven nuns.

The rebellion against the regime led to an uprising, the Boerenkrijg, but subsequent to the Brigandszondag on October 28, 1798, all resistance was gone.

William I of the Netherlands granted Ingelmunster a market day in 1825 in order to allow the villagers access to supplies without having to leave their town, and this initiative was lauded by the Orangists.

Plans to connect the city of Roeselare to the river Leie met with resistance in Ingelmunster due to the presence of the castle park.

Ingelmunster has been spared from heavy industry and strong pollution up until the present day and still possesses a castle park and nature reserve in the center of the village.