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, 2011 and 2010 (dollars in thousands except per share amounts):

	Three months ended June 30, 2011				Three months ended June 30, 2010
	Basic		Diluted		Basic		Diluted
Net income attributable to Brookline Bancorp, Inc.	$	7,001	$	7,001	$	7,083	$	7,083
Weighted average shares outstanding	58,629,265		58,629,265		58,574,230		58,574,230
Effect of dilutive securities	—		1,643		—		5,299
Adjusted weighted average shares outstanding	58,629,265		58,630,908		58,574,230		58,579,529
Earnings per share attributable to Brookline Bancorp, Inc.	$	0.12	$	0.12	$	0.12	$	0.12

	Six months ended June 30, 2011				Six months ended June 30, 2010
	Basic		Diluted		Basic		Diluted
Net income attributable to Brookline Bancorp, Inc.	$	14,267	$	14,267	$	13,436	$	13,436
Weighted average shares outstanding	58,620,467		58,620,467		58,564,652		58,564,652
Effect of dilutive securities	—		4,232		—		5,081
Adjusted weighted average shares outstanding	58,620,467		58,624,699		58,564,652		58,569,733
Earnings per share attributable to Brookline Bancorp, Inc.	$	0.24	$	0.24	$	0.23	$	0.23