Second Trimester • 5 months

24 Weeks Pregnant: Baby Size, Symptoms & Due Date Milestones

Comprehensive gestational timeline analysis, fetal growth metrics, anatomical development, and personalized due date milestones for week 24.

Gestational Classification
At 24 weeks pregnant, you are in your Second Trimester

Equivalent to 5 months • 168 calendar days of gestation completed

Overall Gestational Progress 60.0% of 40 Weeks (168 of 280 Days)
Days Pregnant
168 Days
Exact duration
Days Until Due Date
112 Days
16.0 weeks left
Trimester Stage
2nd Trimester
Weeks 14 – 27
Fetal Size Category
Ear of corn (Viability milestone)
30 cm

Baby Development at 24 Weeks Pregnant

Baby Size Comparison
Ear of corn (Viability milestone)

Fruit / Vegetable Analogy

Estimated Length
30 cm

Crown to Heel (Total Length)

Estimated Weight
600 g

Fetal Weight Standard

Week 24 is a profoundly significant medical milestone: the VIABILITY THRESHOLD. With specialized intensive neonatal care (NICU), infants born at 24 weeks have a clinical chance of survival outside the womb.

Inside the fetal lungs, terminal alveolar sacs are proliferating and specialized alveolar cells begin producing surfactant—a crucial lipoprotein substance that prevents the tiny air sacs from collapsing upon exhalation.

Personalized Due Date Recalculator

Input your last menstrual period (LMP) to verify your exact week, remaining days, and estimated delivery date.

Real-Time Engine
Recalculated Due Date
Select your LMP date
Days Remaining
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Current Gestation
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Disclaimer: Computational estimates are based on standard clinical algorithms (e.g., Naegele's rule) for educational and planning purposes only. They do not constitute formal medical evaluation, diagnosis, or clinical obstetrics advice.

Disclaimer: Computational estimates are based on standard clinical algorithms (e.g., Naegele's rule) for educational and planning purposes only. They do not constitute formal medical evaluation, diagnosis, or clinical obstetrics advice.

Maternal Symptoms & Clinical Guidance at Week 24

Common Physical Symptoms

  • Vigorous fetal movement patterns throughout the day and evening
  • Occasional itchy skin on the expanding abdomen
  • Mild lower back strain and sacroiliac joint discomfort
  • Braxton Hicks contractions after exertion or dehydration

Clinical Action Items

  • Undergo the Gestational Diabetes Glucose Tolerance Test (between weeks 24 and 28)
  • Review preterm labor warning signs (persistent cramping, fluid leakage, vaginal bleeding)
  • Check complete blood count (CBC) to screen for maternal anemia
  • Begin planning childcare options and postpartum support networks

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Frequently Asked Questions About 24 Weeks Pregnant

At 24 weeks, the baby's lungs and brain have developed sufficiently that, with modern NICU support (surfactant therapy, mechanical ventilation, and incubators), survival outside the uterus becomes clinically viable.