The Church of Saint Lawrence in Chlumec was a significant ecclesiastical monument located in the Czech Republic, specifically within the municipality of Chlumec, Ústecký kraj. Established around 1170, it served as an important parish church for several villages and underwent major renovations in the early 17th century under Petr Kölbl z Geisingu, adopting the Saxon Renaissance style. The church was a focal point for religious processions until its demolition in 1967 due to planned coal mining activities.

The origins of the Church of Saint Lawrence trace back to around 1170, during a period when Bohemia was part of the Holy Roman Empire and experiencing significant ecclesiastical development. Initially serving as a filial church under the chabařovické farnosti, it later became the parish church for the villages of Český Újezd, Hrbovice, Předlice, and Střížovice. The original structure featured a late Gothic presbytery, indicative of its early medieval roots. Over time, the surrounding settlement of Koleč, associated with the Knights Hospitaller, declined until only the church remained.

Architecturally, the church underwent significant transformations in the early 17th century when Petr Kölbl z Geisingu initiated renovations between 1616 and 1618. These changes introduced elements of the Saxon Renaissance style, marking a departure from its earlier Gothic features. The renovation included a preserved presbytery with a star vaulted ceiling and a flat-ceiling nave. By the end of the 19th century, further modifications were made, including the addition of a new bell tower in 1893. Despite these enhancements, the church continued to deteriorate over time.

Ownership and administration of the church shifted notably during its history. Initially part of the Knights Hospitaller's holdings, it later came under the jurisdiction of Petr Kölbl z Geisingu, who was responsible for its significant renovation. The church remained an active site until its eventual demolition in 1967, when it was razed along with a neighboring house and cemetery to make way for planned coal mining operations.

Key events in the church's history include its role as a pilgrimage destination before the spread of Lutheranism, particularly on August 10th, commemorating fallen warriors from a nearby battle during the Hussite Wars. The church also housed a baroque altar featuring an image of Saint Lawrence and the Kolovrat family crest, installed in 1864 after extensive renovations funded by 3,000 gold coins. A notable bell from 1533, marked with "Ujezd," survived wartime requisition and was later relocated to the Church of Saint Wenceslas in Valtířov.

Today, the site where the Church of Saint Lawrence once stood is no longer accessible as a religious monument due to its demolition in 1967. However, remnants of its history persist through artifacts such as the bell now housed in another church and tombstones from the noble Kölbel family relocated to the church of Saint Wenceslas in Valtířov. While the physical structure is lost, its historical significance endures, offering a glimpse into the architectural and cultural transformations that shaped this region.

The Church of Saint Lawrence's legacy as a site of religious importance and architectural evolution highlights its value within Czech history. Although it no longer stands, its story invites reflection on the dynamic interplay between faith, art, and industry in shaping our heritage. Visitors interested in exploring these themes can find echoes of its past through related sites and artifacts that continue to tell its tale.