Document and Entity Information - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Feb. 20, 2020	Jun. 28, 2019
Entity Listings [Line Items]
Document Annual Report	true
Document Type	10-K
Document Period End Date	Dec. 31, 2019
Document Transition Report	false
Entity File Number	001-35908
Entity Registrant Name	ARMADA HOFFLER PROPERTIES, INC.
Entity Incorporation, State or Country Code	MD
Entity Tax Identification Number	46-1214914
Entity Address, Address Line One	222 Central Park Avenue
Entity Address, Address Line Two	Suite 2100
Entity Address, City or Town	Virginia Beach
Entity Address, State or Province	VA
Entity Address, Postal Zip Code	23462
City Area Code	757
Local Phone Number	366-4000
Entity Current Reporting Status	Yes
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Public Float			$ 861.5
Entity Common Stock, Shares Outstanding		56,370,060
Amendment Flag	false
Entity Central Index Key	0001569187
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	FY
Current Fiscal Year End Date	--12-31
Documents Incorporated by Reference	Portions of the registrant’s Definitive Proxy Statement relating to its 2020 Annual Meeting of Stockholders are incorporated by reference into Part III of this report. The registrant expects to file its Definitive Proxy Statement with the Securities and Exchange Commission within 120 days after December 31, 2019.
Common stock
Entity Listings [Line Items]
Title of 12(b) Security	Common Stock, $0.01 par value per share
Trading Symbol	AHH
Security Exchange Name	NYSE
Redeemable convertible preferred stock
Entity Listings [Line Items]
Title of 12(b) Security	6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share
Trading Symbol	AHHPrA
Security Exchange Name	NYSE