Exhibit 11

Statement Regarding Computation of Per Share Earnings

The following table is the reconciliation of basic and diluted earnings per share for the three months and six months ended June 30, 2009 and 2008 (dollars in thousands except per share amounts):

	Three months ended June 30, 2009				Three months ended June 30, 2008
	Basic		Diluted		Basic		Diluted
Net income attributable to Brookline Bancorp, Inc.	$	4,678	$	4,678	$	3,674	$	3,674
Weighted average shares outstanding	58,491,808		58,491,808		57,571,596		57,571,596
Effect of dilutive securities	—		3,749		—		249,792
Adjusted weighted average shares outstanding	58,491,808		58,495,557		57,571,596		57,821,388
Earnings per share attributable to Brookline Bancorp, Inc.	$	0.08	$	0.08	$	0.06	$	0.06

	Six months ended June 30, 2009				Six months ended June 30, 2008
	Basic		Diluted		Basic		Diluted
Net income attributable to Brookline Bancorp, Inc.	$	8,121	$	8,121	$	6,369	$	6,369
Weighted average shares outstanding	58,207,192		58,207,192		57,530,047		57,530,047
Effect of dilutive securities	—		68,550		—		262,580
Adjusted weighted average shares outstanding	58,207,192		58,275,742		57,530,047		57,792,627
Earnings per share attributable to Brookline Bancorp, Inc.	$	0.14	$	0.14	$	0.11	$	0.11