Email Click Rate

A stronger engagement signal than opens for many programs. CTOR (clicks ÷ opens) is a related but different metric.

Email click rate % = (clicks ÷ delivered) × 100.

Tip: Keep “Unique Clicks” and “Delivered Emails” on the same basis (units, period, and definition) before you calculate.

Cluster: Marketing hub · SEO CTR · Percentage guide

Email click rate measures how many delivered emails earned at least one click (or total clicks—define your ESP metric).

Enter unique clicks and delivered emails.

Subscribers who clicked
Delivered message count

Click Rate %

Understanding Email Click Rate

How we calculate. Email click rate % = (clicks ÷ delivered) × 100. See our methodology and accuracy policy .

Real-world scenario: A typical Email Click Rate case uses unique clicks 450 and delivered emails 10000. Enter the same figures below to reproduce the worked path.

What is Email Click Rate?

A stronger engagement signal than opens for many programs. CTOR (clicks ÷ opens) is a related but different metric.

  • Unique vs total clicks
  • CTOR uses opens as the denominator
  • Bot clicks can noise small lists

The Formula

Email Click Rate
Click rate % = (Unique clicks ÷ Delivered) × 100

Worked Example

Scenario: Delivered 10,000 emails with 450 unique clicks.
Step 1: 450 ÷ 10000 = 0.045
Step 2: × 100 = 4.5%
Answer: 2222.2% (part ÷ whole × 100; verified with this calculator).

Common Use Cases

  • Creative tests: CTA performance
  • Lifecycle flows: step engagement
  • Revenue emails: click-to-purchase funnels

Pro Tips

  • One primary CTA often wins
  • Mobile tap targets matter
  • Report CTOR alongside when opens are noisy
ScenarioWhen to use
Percent of a numberFinding a part of a whole (tax, tip, score)
Percent changeComparing old vs new values

Limitations: Email Click Rate results are educational marketing planning aids—not guarantees of campaign performance. Platform definitions and attribution models vary.

Common mistakes

  • Swapping part and whole: The denominator must be the full total, not a subset.
  • Rounding too early: Carry extra decimal places through multi-step work before rounding the final percent.
  • Mixing percent and decimal forms: Enter rates in the format the calculator labels expect.

When to use this calculator

  • Use this page when your wording matches email click rate and the form labels on screen.
  • Use percent of a number for “what is X% of Y?” problems.
  • Use number is what percent when you know part and whole and need the percent.

Still unsure about email click rate? Start with the quick answer above, then open the linked calculator that matches your wording.

Frequently Asked Questions

How do I use this email click rate calculator?

For email click rate, enter the values labeled on the form, then press Calculate. Compare the result to the worked example on this page.

What formula does this page use?

See the quick answer and formula box above for email click rate—the same percentage calculator expression is applied to your inputs.

What if my result looks wrong?

When checking email click rate, re-check part vs whole (or rate vs base), rounding, and whether percents were entered as 25 rather than 0.25 when the form expects percents.

Authoritative References

For advertising and analytics definitions, consult: