Global Self Storage, Inc. revenue for the last year amounted to 12.19 M USD, the most of which — 11.72 M USD — came from its highest performing source at the moment, Rental Income, the year earlier bringing 11.49 M USD. The greatest contribution to the revenue figure was made by United States — last year it brought Global Self Storage, Inc. 12.19 M USD, and the year before that — 11.94 M USD.