Iowa's hardwood timber — particularly the Driftless region in the northeast — supports productive white oak, red oak, and bur oak stands. Mast quality in these scattered timber pockets shapes how hunters compete for the state's premier trophy zones.
Categorical ratings (failure → excellent) per year. Overall is solid; white oak and red oak series are dashed.
| Year | Overall | White Oak | Red Oak |
|---|---|---|---|
| 2022 | good | good | good |
| 2023 | fair | fair | fair |
| 2024 | good | good | good |
| 2025 | good | good | good |
Most recent first. Click through to a year-specific page for a permanent reference link.
Preliminary reports show productive statewide mast.
Mast is plentiful enough to pull deer off plots and ag fields. Find the productive oaks and set up tight; expect deer to be less predictable on traditional stand sites built for travel routes.
Solid recovery and bumper white oak in some Driftless counties.
Mast is plentiful enough to pull deer off plots and ag fields. Find the productive oaks and set up tight; expect deer to be less predictable on traditional stand sites built for travel routes.
Mixed conditions; mast more variable than typical.
Mixed conditions — some areas with productive oaks, others without. Scout for the pockets that produced and hunt the travel routes between bedding and mast. Plots and ag fields still hold deer where mast failed.
Strong Driftless production; western timber average.
Mast is plentiful enough to pull deer off plots and ag fields. Find the productive oaks and set up tight; expect deer to be less predictable on traditional stand sites built for travel routes.
Locate specific white oak flats with active drop, hunt tight to the trees, and expect deer to be less predictable on traditional travel-corridor stand sites. With food everywhere, generic stand placement loses to oak-specific scouting.
Iowa DNR Forestry Bureau.
Iowa DNR Forestry BureauAlways cross-reference with the most current published agency report. Mast surveys update annually in late summer to early fall.
Statewide mast reports tell you what to expect in general. Bield: Hunt logs every productive oak you find on your specific land — and turns multi-season data into stand sites that compound year after year.
