| Area of Barley, South Australia, '000 ha | ||||||||||||||
| Year | 1950 | 1951 | 1952 | 1953 | 1954 | 1955 | 1956 | 1957 | 1958 | 1959 | 1960 | 1961 | 1962 | 1963 |
| Area | 281 | 310 | 337 | 379 | 454 | 413 | 422 | 495 | 490 | 539 | 522 | 630 | 514 | 426 |
| Year | 1964 | 1965 | 1966 | 1967 | 1968 | 1969 | 1970 | 1971 | 1972 | 1973 | 1974 | 1975 | 1976 | 1977 |
| Area | 454 | 443 | 444 | 448 | 468 | 571 | 560 | 694 | 784 | 692 | 627 | 701 | 832 | 855 |
| Year | 1978 | 1979 | 1980 | 1981 | 1982 | 1983 | 1984 | 1985 | 1986 | 1987 | 1988 | 1989 | 1990 | 1991 |
| Area | 1073 | 1091 | 984 | 989 | 1032 | 1005 | 1104 | 1122 | 1153 | 955 | 876 | 837 | 900 | 945 |
| Year | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 |
| Area | 999 | 1023 | 1115 | 882 | 964 | 1009 | 1017 | 975 | 845 | 1041 | 1151 | 1194 | 1216 | 1280 |
| Year | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 |
| Area | 1175 | 1193 | 1244 | 1240 | 1012 | 795 | 881 | 860 | 796 | 786 | 769 | 981 | 876 | 873 |
| Year | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | 2027 | 2028 | 2029 | 2030 | 2031 | 2032 | 2033 |
| Area | 1061 | 1031 | 970 | 774 | na | na | na | na | na | na | na | na | na | na |
| Source: | ABS | |||||||||||||