Three Generations Under One Roof: A Family Holiday Guide

[Image source: Deposit photos]

There’s a particular kind of family holiday that’s easy to picture and surprisingly tricky to pull off. The grandparents are coming. The kids are coming. Your sister and her lot are coming too, and your dad keeps asking when you’re going to “get something in the diary.” On paper, it’s lovely. In practice, it can feel like trying to choreograph a small wedding, except you’re also responsible for everyone’s breakfast.

Multi-generational holidays, sometimes called 3G trips, are genuinely on the rise in the UK, and they tend to come down to the same two things: getting more time together while everyone’s still able to travel, and the simple pleasure of seeing the kids with their cousins and grandparents in one place. There’s a real appetite for shared family time across the generations, and that’s mostly what’s behind the trend, even if the cost-of-living conversation has nudged it along too.

If you’re the one organising it, here’s what tends to make these trips work.

Pick a base that suits all the ages in the group

The single biggest decision is where everyone sleeps. Multiple hotel rooms across two or three floors might seem easier on paper, but in reality it scatters the group, complicates breakfast, and means the toddlers and teenagers are never in the same place at the same time except for thirty minutes in a restaurant.

A self-catering house big enough for the whole party tends to solve more problems than it creates. You’re looking for a place with a good mix of communal and private space, a kitchen and dining table that can actually cope with the numbers, and ideally a ground-floor bedroom for older relatives who’d rather not deal with stairs twice a day. Outdoor space matters too. Children burn off the morning in the garden, the grandparents take a chair into the sun, and nobody’s stuck looking at the same four walls.

If that sounds like more of an undertaking than booking a row of hotel rooms, it needn’t be. Specialists such as Group Escape Houses focus only on large properties built for exactly this kind of gathering, so the hard part, finding somewhere that genuinely fits a mixed-age group, is already done for you. One booking, one base, and enough rooms for the noisy bits and the quiet bits to coexist.

Get the rhythm of the days right

Different generations run on different clocks. Toddlers wake at five in the morning, while the teenagers don’t surface until lunchtime. Grandparents tend to like a proper sit-down dinner. None of these things are going to change over the course of a long weekend, so plan around them rather than against them.

A rhythm that tends to work: relaxed breakfasts, with whoever’s up first putting the kettle on and laying things out. A loose plan for the middle of the day, ideally with the option to split into smaller groups so the early risers can come back for naps while the older kids stay out longer. Then a proper meal in the evening that the whole house sits down to.

[Image source: Deposit photos]

Share the cooking out before you go, even if it’s just a rough rota for who’s doing breakfast on which day. The classic 3G holiday failure mode is one parent quietly cooking for fourteen people every morning while everyone else relaxes. Fixing that on day three is much harder than agreeing it on day one.

Sort the money and the admin upfront

The conversation nobody wants to have, but absolutely should: who pays for what. Recent UK research found that more than half of grandparents help fund family holidays, and that for most families it’s quality time, not cost-saving, that drives these trips. The full picture from a 2025 AllClear survey is worth a read if you’re trying to gauge what’s normal.

Whatever the arrangement, agree to key aspects before you book, such as:

• How the cost of the house cost is being split, per family or per head
• Food coverage and whether it will be pooled or each-family-for-themselves
• If the grandparents will contribute and in what proportion

It feels awkward in the abstract, but it’s much less awkward than working it out mid-holiday over the dishes.

A quick aside on travel insurance: if any of the older relatives have medical conditions, get them properly covered. The cost is small and the peace of mind is worth it. 

Plan activities everyone can dip in and out of

The single best rule for a 3G holiday is that nothing is mandatory. Plan a mix of options across each day so the toddler can nap, the teenagers can take themselves off, the grandparents can opt out of the long walk, and nobody feels guilty about any of it.

A good trip usually has a mix of structured days and slow ones. One big set-piece outing, maybe two if the weather’s good. A nature reserve walk that works with a pushchair. An afternoon at home with the games out. The Wildlife Trusts have a useful family page listing accessible reserves and family events across the UK, which is a good starting point if you’re somewhere new and want a low-stakes day out that suits a wide age range.

Have a proper rainy-day plan too. Two pristine outdoor activities and nothing else means a wet Tuesday will derail you completely. Board games, a film, a baking afternoon for the kids and the grandparents together, anything indoors that buys you a few hours.

What actually makes these trips work

Lower expectations help. So does sharing the cooking, accepting that one meal will go wrong and one child will have a meltdown in the middle of a National Trust car park, and giving everyone a bit of space when they need it.

The point isn’t a perfect holiday. It’s a few days when the whole family is in the same place, the cousins get to know each other a bit better, and your dad finally puts his phone down for an evening. That tends to get harder every year, not easier, so the version of this trip you book now is the one that’ll be remembered later.