LT2004 m. Rietavo senamiestyje dviejose vietose vykdyti archeologiniai tyrimai. Surinkti radiniai perduoti Rietavo muziejui [p. 201].
ENIn 2004 in the old town of Rietavas archaeological investigations were performed in the Laisvės Sq. and its vicinity and at the Plungės Str. 2 and 2a. The total area of 410 m2 was investigated, and fragments of the 18th-19th century cultural layer were discovered. The layer contained an iron spur, a ceramic tobacco-pipe fragment, fragments of pottery and stove-tiles. Remains of foundations and pavements were found.