The Croatian State Archives keeps over 29,000 shelf meters or archival records, from 10th century till today, arranged in more than 2,150 archival fonds and collections. Fonds and collections contain the records created by the activity of central bodies of government administration and administration of justice, educational, cultural, health and military institutions, records created by distinguished individuals and families, and of Croatian immigrants.
The most valuable records are preserved in several precious archival collections and the oldest records are eleven charters from the period of 999-1089 that are kept in a collection called Acta Antiquissima. There is also a very valuable collection of medieval charters from the period of 1111-1526 called Documenta medievalia varia. The Archives also keeps many Glagolitic manuscripts and charters (Collection of Glagolitic Manuscripts, Collection of Glagolitic Charters, fonds of Paulist monasteries, Jesuit monastery in Rijeka, etc.).
In Archives you can also find over 2,000 registers from the Collection of Registers of Births, Deaths and Marriages, ranging from 17th to 20th century. Cartographic Collection is the second largest in Croatia with 4,631 cartographic units. By their volume and significance prominent are also the Graphic Collection, Collections of Prints and Seals and Signet Rings, Collections of Grants of Arms, Collections of Copies of the Grants of Arms, Collection of Coat of Arms of the Families of Croatia and Slavonia, Print Collection and may other thematic collections.
Separate units are the collections of photographs with over 2 million photos and precious works of domestic film heritage that are held in Croatian Film Archives.