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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Net income	$ 3,226	$ 2,732
Other comprehensive income
Net unrealized gain (loss) on available-for-sale securities	30	(79)
Net unrealized gain on derivative instruments		131
One Liberty Properties, Inc.'s share of joint venture net unrealized loss on derivative instruments		(23)
Other comprehensive income	30	29
Comprehensive income	3,256	2,761
Less: comprehensive income attributable to non-controlling interest	0
Comprehensive income attributable to One Liberty Properties, Inc.	$ 3,256	$ 2,761

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