There is nothing to see at street level, no plaque, no outline, no trace. The site has simply been absorbed into the city, which makes knowing it was there all the more arresting.

The building in question was a Tholsel, a term used in medieval Irish and English towns for a structure that served as a toll-collection point and civic meeting place, often doubling as a court house or place of local governance. Dublin's Tholsel on Nicholas Street was erected prior to 1311, making it one of the earlier documented examples of civic infrastructure in the medieval city. According to research by Bradley and King, the structure was built in stone and had a jail attached, a pairing that reflected the practical, often ungentle, realities of medieval urban administration. Its location has been identified through a 1978 map produced for the Framework for Monuments in Dublin survey, placing it at grid reference L12 on that document.

For anyone curious enough to visit, Nicholas Street runs southward from the junction near Christ Church Cathedral, and the northern end of the street is the relevant area. There is nothing to observe on the ground itself, which is part of what makes this place interesting as a category of site. It rewards a particular kind of attention, the sort brought to archaeology rather than tourism, where the absence of remains is itself informative. The fact that a stone-built structure with an attached jail existed here before the fourteenth century, and has left no surface evidence whatsoever, speaks to how completely later development can overwrite earlier urban layers. The site was compiled and recorded by Geraldine Stout, with records uploaded in December 2012, and remains part of the broader effort to document what Dublin has lost as well as what it has kept.