According to Cook, the records of the Co-operative Party were retained by the organisation, however many of the records have not survived.

C. Cook , Sources in British Political History 1900-1951 vol 1, 1975

Applications should be made to the Secretary of the Co-operative Party

The National Register of Archives records over 50 local branches of the Co-operative Party having deposited papers in local repositories. A list is available from the NRA's organisation index (search with name of the organisation in the "name" field")

Online catalogues exist for some of these collections, including:

North Eastern Co-operative Society (ref. U/NEC), held at Teesside Archives -see online catalogue.

Bolton Co-operative Society Educational Committee (ref. FCO4), held at Bolton Archive and Local Studies Service -see online catalogue.

Records of North Battersea Co-operative Party, North Ilford Co-operative Party, Seven Kings Co-operative Party, and Southend Co-operative Party, all among the papers of London Co-operative Society, held at Bishopsgate Institute -see online catalogue.

Records of Hackney Co-operative Party, and Staines Co-operative Party among the papers of Ron Heisler, held at London University: Senate House Library -see online catalogue.

Papers of the Rugby Voluntary Co-operative Party (ref. MSS.003), held at Warwick University: Modern Records Centre -see online catalogue.

Records relating to the Co-operative Party are among several collections, including:

Islwyn Constituency Labour Party, records (ref. D3784), held at Gwent Record Office -see online catalogue.

The papers of Alfred Morris, held at London School of Economics Library, Archives Division -see online catalogue.  

Press Cuttings relating to the Cooperative Party are among the Lloyd George Papers (ref. LG/H/63), held in the Parliamentary Archives -see online catalogue.

A number of references to the Co-operative Party are listed on A2A, AIM 25  and Scottish Archives Network.