Acreage (noun)

1. An area of land measured in acres.
2. The total amount of land in acres owned by a particular person or organization.

Origin:

From acre + -age.

Examples:

1. The acreage of the farm was quite large.
2. The acreage of the estate was vast and included several vineyards.
3. The acreage of the park was increased to provide more space for visitors.
4. The acreage of the conservation area was protected to preserve the wildlife.
5. The acreage of the land was used for growing crops and raising livestock.