The numbers
Seat height: 17-18 inches. Any lower and adults struggle; any higher and kids can't reach.
Seat depth: 15-17 inches. Deep enough to actually sit on, shallow enough to leave floor space.
Hook spacing: 8-10 inches on center. Enough room for a jacket without piling.
Cubby height: 12-14 inches. Fits a helmet, a bag, or a small tote.
Walkway and wall clearance
A bench needs a walkway in front of it. Keep about 36 inches clear between the seat edge and the opposite wall or the door swing, or the seat turns into a shelf nobody sits on.
Wall length sets how many people the bench serves. Plan on 18-24 inches of seat width per person who uses that entry daily, and check the door swing at both ends of the wall before fixing the length.
In a shallow mudroom, storage above the seat costs nothing in floor space. Hooks and an upper shelf carry most of the daily load while the bench stays at seat depth.
Storage that matches the household
Plan one hook per person at adult height, plus a lower row where kids or bags need it. A double row of hooks earns its keep on a short wall.
Open cubbies under the seat hold the shoes in daily rotation. Drawers or doors hide everything else. If sports gear lands here, give it one tall cabinet section instead of forcing it into shoe cubbies.
A shelf above the hook rail catches seasonal items. Keep it at least 68 inches off the floor so hanging coats clear the shelf underside.
Construction and finish
A mudroom bench takes wet boots, grit, and dropped bags every day, so the seat needs to be built for wear: a durable hardwood such as white oak, or a paint-grade build with a hard-wearing finish.
Seat tops land at 1 to 1.25 inches thick. Thinner can flex over a wide span; much thicker starts to crowd the cubbies below it.
The bench and the hook rail anchor into framing, not drywall. A loaded hook rail on drywall anchors works loose, so we confirm blocking locations before layout.