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A twelve-year-old girl locking the front door of a house behind her, checking it twice, in soft afternoon light

Ready to Be Left Alone

Readiness is not a birthday. It is a set of skills you can see and build.

Written by Sian Trombley · BEd, MACP, CCC

Clinically reviewedLast reviewed 1 August 2026
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Your twelve-year-old wants to stay home while you do the school run for a sibling. Fifteen minutes, maybe twenty. You hesitate — not because you doubt them exactly, but because you've never actually tested it.

Most parents treat 'home alone' as a threshold you cross on a particular birthday. It isn't. It's a bundle of separate skills — noticing a problem, deciding whether it's serious, knowing who to call, staying calm long enough to do it — and each of those can be practised well before the stakes are real.

What actually indicates readiness

  • They can name what to do if the doorbell rings and they aren't expecting anyone
  • They know two ways to reach you and one trusted adult nearby
  • They can describe what counts as an emergency versus something that can wait
  • They've handled a small unscheduled problem calmly before (a spill, a lost key, a wrong turn)
  • They want to try it, rather than merely tolerating the idea

Common parental mistakes

Building the skill, step by step

  1. 01
    Start in the house

    Leave the room, then the floor, then the building for a few minutes while you're nearby, and debrief.

  2. 02
    Move to short outings

    A five-minute walk to the postbox, then ten, then thirty, always followed by a conversation about what came up.

  3. 03
    Write the plan together

    One page: emergencies, contacts, house rules, what 'call me' looks like.

  4. 04
    Rehearse the scary scenarios

    Doorbell, phone ringing, a minor injury. Say the words out loud so they're available under stress.

  5. 05
    Extend gradually

    Only lengthen the time once the shorter version has gone well more than once.

Children do not need a perfect parent. They need a predictable one who returns after hard moments.

Sian Trombley, Canadian Certified Counsellor

What you can try this week

Step 01

Run a five-minute test

Leave the house for five minutes on a low-stakes afternoon. Come back and ask what they noticed, what felt fine, what felt odd.

Step 02

Write the one-page plan together

Emergency numbers, what to do if the doorbell rings, what to do if they feel unsafe. Stick it to the fridge, not in a drawer.

Step 03

Practise the phone call

Role-play calling you or a neighbour to say something feels wrong. Rehearsed words come out easier than invented ones.

Key takeaways
  • There is no single legal or developmental age that makes a child 'ready'.
  • Readiness is a skill set: problem-solving, calling for help, basic safety judgement.
  • Build tolerance gradually, in minutes, not hours, at first.
  • A written plan reduces panic more than a long verbal warning does.
  • Debrief after every attempt — it's how the skill actually forms.
Reflection
  1. Have we actually practised this in small steps, or am I about to test it cold?

  2. Does my child know exactly what to do in the three most likely problems — a knock at the door, a small accident, a power cut?

  3. Am I basing this decision on their age, or on what I've actually seen them do?

Printable resources

Sian Trombley, BEd, MACP, CCC
Written by

Sian Trombley

Canadian Certified Counsellor · Founder of Thrive Family Co.

About Sian

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