Consolidated Statements Of Operations (USD $) In Thousands, except Share data	3 Months Ended				9 Months Ended
	Sep. 30, 2011		Sep. 30, 2010		Sep. 30, 2011		Sep. 30, 2010
Interest income:
Loans receivable	$ 8,746		$ 9,367		$ 26,161		$ 28,364
Taxable securities available for sale	9,436		10,246		29,022		31,863
Tax free securities available for sale	1,619		1,510		4,767		4,420
Deposits with banks and federal funds sold	16		5		21		10
Total interest income	19,817		21,128		59,971		64,657
Interest expense:
Deposits	2,931		3,470		9,247		10,884
Borrowed funds	5,180		6,075		15,775		19,365
Junior subordinated notes and guaranteed preferred beneficial interest in subordinated debt	612		619		1,818		1,844
Total interest expense	8,723		10,164		26,840		32,093
Net interest income	11,094		10,964		33,131		32,564
Provision for loan losses	300		550		800		1,104
Net interest income after provision for loan losses	10,794		10,414		32,331		31,460
Noninterest income:
Fees and service charges	919		1,019		2,610		2,918
Net gain on sale of loans			10		6		15
Increase of cash surrender value of bank owned life insurance	181		171		524		546
Net realized gain on securities available for sale	406				937
Total other-than-temporary impairment losses	(452)		(454)		(452)		(1,455)
Portion of loss recognized in other comprehensive income before taxes	369		35		369		454
Net impairment losses on investment securities	(83)		(419)		(83)		(1,001)
Net realized loss on derivatives	(989)		(303)		(1,857)		(1,036)
Income from real estate joint ventures	642		511		1,804		1,006
Other	122		147		424		445
Total noninterest income	1,198		1,136		4,365		2,893
Noninterest expense:
Compensation and employee benefits	4,078		3,972		12,195		11,475
Premises and equipment	627		615		1,984		1,922
Federal deposit insurance premiums	284		449		1,066		1,428
Data processing	577		561		1,727		1,619
Amortization of intangible assets	82		102		251		312
Advertising	156		135		392		416
Other	899		1,355		3,293		3,404
Total noninterest expense	6,703		7,189		20,908		20,576
Income before income taxes	5,289		4,361		15,788		13,777
Provision for income taxes	1,010		695		3,066		2,615
Net income before noncontrolling interest	4,279		3,666		12,722		11,162
Less: net income attributable to the noncontrolling interest	315		201		813		349
Net income attributable to ESB Financial Corporation	$ 3,964		$ 3,465		$ 11,909		$ 10,813
Net income per share (1)
Basic	$ 0.27	[1]	$ 0.24	[1]	$ 0.82	[1]	$ 0.75	[1]
Diluted	$ 0.27	[1]	$ 0.24	[1]	$ 0.82	[1]	$ 0.75	[1]
Cash dividends declared per share (1)	$ 0.10	[1]	$ 0.08	[1]	$ 0.28	[1]	$ 0.25	[1]
Weighted average shares outstanding (1)	14,489,740	[1]	14,395,489	[1]	14,455,677	[1]	14,378,158	[1]
Weighted average shares and share equivalents outstanding (1)	14,589,597	[1]	14,485,418	[1]	14,567,200	[1]	14,460,359	[1]

[1] Outstanding shares and per share data have been adjusted to reflect the six-for-five stock split paid on May 16, 2011.