Celtic settlers lived on both banks of the Roer before the Romans arrived and built a bridge - the Steene Brök, the stone bridge - founding a town on the east side of the Meuse where the smaller river joined it. By 1231 Roermond had earned its town rights, and from around 1180 it belonged to the Duchy of Guelders. In 1213 the town was destroyed by Otto IV of Brunswick, the Holy Roman Emperor; by 1232 it was rebuilt, with its own seal, mint, and court. It became the capital of the Upper Quarter of Gelre in the mid-1300s, joined the Hanseatic League in 1441, and from 1559 onward served as the seat of the Roman Catholic Diocese of Roermond. The skyline that has dominated the old town ever since is anchored by two churches: St. Christopher's Cathedral and the Munsterkerk.

From 1543 to 1702 Roermond was part of the Spanish Netherlands, written in Spanish documents as Ruremunda. The Eighty Years' War touched it early: on 23 April 1568 the Battle of Rheindalen near Roermond is often cited as the conflict's opening shot. In 1572 the Dutch leader William the Silent occupied the town, and on 23 July of that year thirteen Catholic clerics were murdered in Roermond by militant Calvinists - the Martyrs of Roermond, beatified centuries later. The Spanish duke Fadrique Alvarez de Toledo retook the town, and under Spanish rule it became a stronghold of Counter-Reformation fervor: the witch trial of 1613, the religious processions, the campaign against heresy. When the Dutch stadhouder Frederick Henry conquered Roermond in 1632 during his March along the Meuse, the local population proved more loyal to Rome than to The Hague. The town slipped back to Spain by 1637.

Roermond produced one of the most consequential Dutch architects of the nineteenth century. Pierre Cuypers, born here in 1827, built more than seventy churches across the Netherlands and is the architect responsible for two of Amsterdam's defining buildings: the Rijksmuseum, with its red brick and Gothic Revival turrets, and the equally elaborate Centraal Station. His cousin Eduard Cuypers continued the family practice and worked extensively in the Dutch East Indies. The Cuypers name is the reason that walking through certain streets in Roermond can feel like walking through an architectural sketchbook for Amsterdam. The town has produced other prime ministers and notables - Louis Beel served twice as prime minister of the Netherlands, Jo Cals once - but it is Cuypers whose hand on the country is most visible from a railway platform.

On 1 March 1945 the Reconnaissance Troop of the 35th US Infantry Division liberated Roermond during Operation Grenade. By then ninety percent of the town's buildings were damaged or destroyed. The restoration that followed returned the old centre to its former state, an undertaking patient enough that visitors today often do not realize the depth of the wartime damage. The town's troubles did not end with the war. On 1 May 1988 the Provisional IRA attacked British military personnel in a coordinated double strike, killing the RAF airman Ian Shinner in Roermond and two more airmen in Nieuw-Bergen. Two years later, in 1990, the IRA shot and killed two Australian lawyers on holiday, mistaking them for off-duty British soldiers - an incident that drew condemnation from successive Australian prime ministers. On 13 April 1992 the Roermond earthquake, magnitude 5.4, became the strongest seismic event in Western Europe since 1756, rattling wells across the Lower Rhine Embayment.

The modern Roermond has built itself around the Designer Outlet that opened in 2001 and grew to two hundred shops by 2017. It draws customers from France, Germany, Belgium, and China, making it one of the biggest tourist attractions in the Netherlands. Beyond the shopping, the town sits in a remarkable patch of geography - encircled by the Maasplassen lake district to the west, the wooded Meinweg National Park to the east, and the valleys of the Leu, Swalm, and Roer rivers. The Meinweg even harbors the only venomous snake native to the Netherlands, a small population of European vipers. Roermond is a city that has been Hanseatic, Spanish, French, Dutch, occupied, liberated, attacked, shaken by earthquake, and turned into a shopping destination - and along the way produced the architect who gave Amsterdam its face.