The exposition of the museum tells the story of the house, its owners, the immediate preparation and holding of the congress, the fate of its participants. In the memorial part of the exposure, the interior of rooms, where Congress passed were renovated. Also rare photographs, documents, publications and other materials on the topic of the social democratic movement in the Russian Empire are well represented.

The house I Party Congress was visited virtually all the prominent leaders of the international communist and workers’ movement, who visited Minsk. Each year the museum had up to 800,000 people.