| Document and Entity Information | Oct. 31, 2019 |
| Entity Listings [Line Items] | |
| Document Type | 8-K |
| Document Period End Date | Oct. 31, 2019 |
| Entity Registrant Name | ARMADA HOFFLER PROPERTIES, INC. |
| Entity Incorporation, State or Country Code | MD |
| Entity File Number | 001-35908 |
| 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 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Amendment Flag | false |
| Entity Central Index Key | 0001569187 |
| 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 |
