The Company and its Significant Accounting Policies	6 Months Ended
Jun. 30, 2011
The Company and its Significant Accounting Policies [Abstract]
The Company and its Significant Accounting Policies	Note 1. The Company and its Significant Accounting Policies The accompanying unaudited consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America for interim financial information and with the instructions to Form 10-Q and Article 8 of Regulation S-X. Accordingly, they do not contain all of the information and footnotes required by accounting principles generally accepted in the United States of America for complete consolidated financial statements. In the opinion of management, all adjustments (consisting of normal recurring accruals) considered necessary for a fair presentation have been included. The financial data at December 31, 2010 are derived from audited consolidated financial statements that are included in the Company’s Annual Report for the year ended December 31, 2010. The financial data at June 30, 2011 and 2010 are derived from unaudited consolidated financial statements. Interim results are not necessarily indicative of results for the full year. The consolidated financial statements include the accounts of CommerceFirst Bancorp, Inc. (the “Company”) and its subsidiary, CommerceFirst Bank (the “Bank”). Inter-company balances and transactions have been eliminated. The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America requires management to make estimates and assumptions that affect the amounts reported in the consolidated financial statements and accompanying notes. Actual results could differ from those estimates. Cash and cash equivalents in the statement of cash flows include cash on hand, non-interest bearing amounts due from correspondent banks, interest and non-interest bearing deposits due from the Federal Reserve, certificate of deposits with maturities of less than one year and Federal funds sold, if any. Certain prior period amounts have been reclassified to conform to the current period’s method of presentation.

Note 1. The Company and its Significant Accounting Policies

The accompanying unaudited consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America for interim financial information and with the instructions to Form 10-Q and Article 8 of Regulation S-X. Accordingly, they do not contain all of the information and footnotes required by accounting principles generally accepted in the United States of America for complete consolidated financial statements. In the opinion of management, all adjustments (consisting of normal recurring accruals) considered necessary for a fair presentation have been included.

The financial data at December 31, 2010 are derived from audited consolidated financial statements that are included in the Company’s Annual Report for the year ended December 31, 2010. The financial data at June 30, 2011 and 2010 are derived from unaudited consolidated financial statements. Interim results are not necessarily indicative of results for the full year.

The consolidated financial statements include the accounts of CommerceFirst Bancorp, Inc. (the “Company”) and its subsidiary, CommerceFirst Bank (the “Bank”). Inter-company balances and transactions have been eliminated. The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America requires management to make estimates and assumptions that affect the amounts reported in the consolidated financial statements and accompanying notes. Actual results could differ from those estimates.

Cash and cash equivalents in the statement of cash flows include cash on hand, non-interest bearing amounts due from correspondent banks, interest and non-interest bearing deposits due from the Federal Reserve, certificate of deposits with maturities of less than one year and Federal funds sold, if any.

Certain prior period amounts have been reclassified to conform to the current period’s method of presentation.