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Do preschools have policies on sick children and when to keep them home?

Preschool Today
April 30, 2026
2 min read

When you drop off your child at preschool, you are trusting the school to keep them safe and healthy. A clear, written policy on sick children is a hallmark of a quality program. These policies help prevent the spread of common illnesses and ensure that children who are truly unwell can rest and recover at home.

What a Typical Preschool Illness Policy Includes

Most reputable preschools base their policies on guidelines from public health authorities like the American Academy of Pediatrics or the CDC. While specifics vary by school, you will commonly see rules regarding the following symptoms:

  • Fever: A temperature of 100.4°F (38°C) or higher. Children are usually required to be fever-free for 24 hours (without the use of fever-reducing medication like acetaminophen or ibuprofen) before returning to school.
  • Vomiting or Diarrhea: Two or more episodes in a 24-hour period. Children are typically asked to stay home for 24 hours after the last episode.
  • Rashes: Unexplained rashes, especially if accompanied by fever, require a note from a doctor before a child can return.
  • Conjunctivitis (Pink Eye): A doctor's diagnosis usually requires treatment and a 24-hour period from the start of treatment before the child returns.
  • Severe Cold Symptoms: Thick, colored nasal discharge, persistent coughing, or a child who is too uncomfortable to participate in daily activities.

Why 24 Hours Fever-Free Matters

This common rule is not arbitrary. It helps prevent the spread of infectious illnesses. Many childhood illnesses are most contagious in the first 24 to 48 hours. A child can still be contagious even after their fever breaks, so the 24-hour wait provides a crucial buffer. According to research from the American Academy of Pediatrics, this practice can reduce the spread of common viral illnesses by up to 30% in group settings.

When You Might Keep Your Child Home (Even Without a Fever)

Sometimes the decision isn't clear cut. A fever may not be present, but your child may still be too unwell for a full day of preschool. Consider keeping them home if they show any of the following:

  • Lethargy, extreme fatigue, or a general lack of energy.
  • Loss of appetite or inability to keep down fluids.
  • A persistent cough that interferes with play or rest.
  • Uncontrollable sneezing or watery eyes that are not due to known allergies.

A good rule of thumb: If your child cannot comfortably participate in the day's activities, including outdoor play and mealtimes, they are likely not well enough for school.

Partnering with Your Preschool

A strong partnership between home and school is the foundation of a healthy classroom. Don't hesitate to ask for a copy of the school's illness policy during your enrollment process. If you are unsure about whether to send your child in, a quick call to the director or your child's teacher can provide clarity. They observe children's health patterns daily and can offer valuable perspective. And of course, always consult your pediatrician for medical advice specific to your child's health.

Do preschools have policies on sick children and when to keep them home? | BestPreschoolsNear.me Blog