eggfreezingodds Evidence-based · independent · the math in plain sight
Egg freezing success rates by age

See your real egg-freezing odds, not a sales pitch.

No, egg freezing improves your odds but never guarantees a baby. Outcome depends mostly on your age when you freeze and how many mature eggs you bank. A 34-year-old who freezes 20 eggs has roughly a 90% modeled chance of at least one live birth; a 42-year-old with 20 eggs is closer to 37%.

Freezing eggs is a bet on your future fertility. We show you the actual odds, your chance of a live birth by age and egg count, using the published science, with the math and the sources in plain sight.

Goldman 2017 model 6 cited sources Independent · no clinic Honest ranges
Egg Freezing Success Calculator

Your odds of a live birth from frozen eggs

Based on the published Goldman 2017 counseling model. Enter your age at freezing and how many mature eggs you'd bank.

Chance of at least one live birth model estimate · realistic range
two children
three children
likely viable embryos

A model estimate, not a promise. The realistic range applies the study's own 19% downward adjustment for frozen-vs-fresh eggs; your clinic's lab and your biology shift it further. See the math →

An independent, evidence-first reference. Not a clinic, and no clinic pays to appear here. Every figure below is counted live from our verified dataset.

158
verified clinics
3
countries
18
US states
212
verified specialists
387
named doctors
458
independent sources cross-checked

Directory last verified July 2026. Sourced from SART, the CDC, ASRM and ABOG, never fabricated.

At a glance

Egg freezing success rate by age & egg count

Modeled chance of at least one live birth from frozen eggs, by age at freezing and number of mature eggs banked. Estimates from the Goldman 2017 model, directional, not a guarantee.

Age at freezing10 eggs15 eggs20 eggs25 eggs
33 75%87%94%97%
35 67%81%89%94%
37 48%62%73%80%
38 41%54%65%73%
40 27%38%47%55%
42 16%24%30%36%
Probability of ≥1 live birth. Source: Goldman et al., Human Reproduction 2017 (BWH/NYU model). Run your own numbers with the calculator above.
Read past the headline number

What actually moves your odds

Your age, most of all

Egg quality, the share that become chromosomally normal embryos, falls from ~57% under 35 to under 13% by 44. Age at freezing is the single biggest lever, far bigger than egg count.

How many you bank

More eggs buys more chances, but with diminishing returns. The older you are, the more eggs each live birth costs, often meaning two or three retrieval cycles.

The lab between

Eggs must survive thawing, fertilize, grow to blastocyst, and test normal before any transfer. Each step has a survival rate. We show that whole funnel, nothing hidden.

The part clinics rarely lead with

The honest side of the decision

10–16%

of women who freeze eggs ever return to use them. Most never need to, they conceive naturally or change plans. Freezing buys an option, not an obligation.

9% vs 51%

regret it after freezing, versus the majority who regret not freezing. A 2023 study found ~9% of women who froze had moderate-to-severe regret, against 51% of those who decided against it.

Is egg freezing worth it?

Where to actually do this

158 egg-freezing clinics, independently verified

The odds are only half the decision, the lab and the doctor decide the rest. We list 158 clinics across 3 countries, each multi-source verified, with 100 holding a named, board-certified reproductive specialist. No clinic pays to be listed or to rank.

158 verified clinics · 3 countries · tap a country

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Frequently asked questions

Does freezing my eggs guarantee a baby?
No. Egg freezing improves your odds of a future biological child, but it is never a guarantee. Outcome depends mostly on your age when you freeze and how many mature eggs you bank. A 34-year-old who freezes 20 eggs has roughly a 90% modeled chance of at least one live birth; a 42-year-old with the same 20 eggs is closer to 37%. Even strong numbers leave real failure rates, which is why we show a realistic range, not a single hopeful figure.
What is a good egg freezing success rate?
There is no single number, it is a curve. For at least one live birth, freezing before 35 typically reaches 70–90% with 15–20 eggs; at 38 the same egg count lands nearer 50–65%; after 40 you often need 30+ eggs to clear 60–70%. Use the calculator above for your exact age and egg count. Be wary of clinics quoting one big percentage without naming the age or egg number behind it.
How many eggs do I need to freeze?
Roughly: about 10 mature eggs for a ~75% chance of one child at 34, around 20 eggs at 37, and far more, 40 or even 60+, at 42, because both egg quality and the share that become normal embryos fall with age. For two children, plan to roughly double those targets. Our how-many-eggs guide breaks it down by age and number of children.
How accurate is this egg freezing calculator?
It runs the peer-reviewed Goldman et al. 2017 counseling model (built at Brigham and Women's / NYU) and reproduces its published figures. It is an estimate, not a forecast: the underlying data come from women who had not yet returned to thaw their eggs, and the authors themselves note real-world frozen-egg results can run ~19% lower, which is why we always show the conservative range. Your clinic's thaw-survival and live-birth rates are the real variables. See the full methodology.