EXHIBIT 12.1

Mid-America Apartment Communities, Inc.

Computation of Ratio of Earnings to Fixed Charges

(Dollars in thousands)

	Three months ended June 30,					Six months ended June 30,
	2015		2014			2015		2014
Earnings:
Income from continuing operations	$	143,873	$	33,391		$	208,550	$	43,673
Equity in loss (income) of unconsolidated entities	23		(2,919		)	4		(2,895		)
Income tax expense	398		523			907		793
Income from continuing operations before equity in (income) loss of unconsolidated entities and income tax expense	144,294		30,995			209,461		41,571
Add:
Distribution of income from investments in unconsolidated entities	—		2,676			6		11,541
Fixed charges, less preferred distribution requirement of consolidated subsidiaries	30,923		31,674			62,245		64,174
Deduct:
Capitalized interest	490		337			964		850
Total Earnings (A)	$	174,727	$	65,008		$	270,748	$	116,436
Fixed charges and preferred dividends:
Interest expense	$	29,528	$	30,163		$	59,459	$	60,839
Amortization of deferred financing costs	905		1,174			1,822		2,485
Capitalized interest	490		337			964		850
Total Fixed Charges (B)	$	30,923	$	31,674		$	62,245	$	64,174
Preferred dividends, including redemption costs	—		—			—		—
Total Fixed Charges and Stock Dividends (C)	$	30,923	$	31,674		$	62,245	$	64,174
Ratio of Earnings to Fixed Charges (A/B)	5.7 x		2.1 x			4.3 x		1.8 x
Ratio of Earnings to Fixed Charges and Preferred Dividends (A/C)	5.7 x		2.1 x			4.3 x		1.8 x