Most big shops on Boxing Day either close completely or run shortened hours, and it also depends heavily on which country and which specific chain you mean.

Quick scoop answer

  • In many places (like the UK, Canada, Australia), Boxing Day is a major shopping day, but hours are often reduced compared with normal weekdays.
  • Some retailers now shut completely on 26 December to give staff a break, while others open late (around 8–10am) and close early (around 4–8pm).
  • Exact times vary by chain and even by branch, so local store checkers are usually needed to be sure.

Example: big supermarkets (UK trend)

These are typical patterns seen recently for major UK chains; they can change year to year, so they are only a guide.

  • Some supermarkets (for example Aldi and many Waitrose branches) have chosen to stay closed all Boxing Day in recent years.
  • Others (like Tesco, Sainsbury’s, Asda, Lidl, Co‑op) often open late morning (around 8–10am) and shut late afternoon or early evening (roughly 6–9pm), sometimes with smaller convenience stores staying open later than big superstores.

Typical closing-time window

  • Common closing window for open shops: roughly 4pm–8pm, earlier for retail parks and some fashion/home stores, later for convenience shops and some city‑centre branches.
  • DIY, furniture and some fashion retailers increasingly shut the whole day and reopen on 27 December instead.

Forum-style chatter viewpoint

“Boxing Day used to be manic sales from dawn, now loads of places don’t bother opening or they shut by teatime, so always check your local store finder first.”

From public discussions and news pieces, a few themes come up.

  • Staff‑welfare push: More chains promote giving workers the whole day off, so full‑day closures are more common than a decade ago.
  • Shift to online: With heavy online Boxing Day sales, some high‑street branches run reduced hours instead of staying open late into the evening.

What you should actually do

Because there is no single universal Boxing Day closing time, the safest move is:

  1. Look up your exact supermarket or shop (Tesco, Sainsbury’s, Asda, Aldi, etc.) on its store‑finder page.
  2. Check both Christmas Eve, Christmas Day and Boxing Day listings, as some “Boxing Day” openings are actually from midnight or very early next morning in big malls.
  1. Plan to arrive well before 5–6pm unless the website clearly shows later hours.

TL;DR: Many shops either stay closed all day on Boxing Day or shut earlier than normal, often between about 4pm and 8pm, and the only reliable answer is to check your specific local store’s online hours before you go.

Information gathered from public forums or data available on the internet and portrayed here.