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Original
2026-01-01
Modified
2026-03-10
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<p>Email<strong>bounce rate</strong>is the percentage of emails that don’t reach recipients for a variety of reasons. These reasons include:</p>
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<p>Email<strong>bounce rate</strong>is the percentage of emails that don’t reach recipients for a variety of reasons. These reasons include:</p>
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<ul><li><a>Server</a>issues</li>
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<ul><li><a>Server</a>issues</li>
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<li>Invalid<a>email addresses</a></li>
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<li>Invalid<a>email addresses</a></li>
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<li>Non-existent domains</li>
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<li>Non-existent domains</li>
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<li>Flagged content</li>
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<li>Flagged content</li>
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<li>Full inboxes</li>
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<li>Full inboxes</li>
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</ul><p>There are two types of bounces:</p>
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</ul><p>There are two types of bounces:</p>
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<ol><li><strong><a>Hard bounce</a>:</strong>Emails that don’t reach your recipient’s inboxes for a permanent reason, such as non-existent or incorrect email addresses.</li>
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<ol><li><strong><a>Hard bounce</a>:</strong>Emails that don’t reach your recipient’s inboxes for a permanent reason, such as non-existent or incorrect email addresses.</li>
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<li><strong><a>Soft bounce</a>:</strong>Emails that don’t reach your recipient’s inboxes due to a temporary issue, like full inboxes.</li>
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<li><strong><a>Soft bounce</a>:</strong>Emails that don’t reach your recipient’s inboxes due to a temporary issue, like full inboxes.</li>
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</ol><p>A high bounce rate can compromise your sender reputation and<a>email deliverability</a>. As a result, your email campaigns to your subscribers may see decreasing results. That’s why monitoring email bounce rates and intervening when they spike is crucial.</p>
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</ol><p>A high bounce rate can compromise your sender reputation and<a>email deliverability</a>. As a result, your email campaigns to your subscribers may see decreasing results. That’s why monitoring email bounce rates and intervening when they spike is crucial.</p>
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<h3>How to calculate your email bounce rate</h3>
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<h3>How to calculate your email bounce rate</h3>
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<p><em>(Number of bounces/Number of delivered emails) x 100</em>.</p>
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<p><em>(Number of bounces/Number of delivered emails) x 100</em>.</p>
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<p>If you send 2,000 emails and have 50 bounces, your bounce rate is 2.5%.</p>
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<p>If you send 2,000 emails and have 50 bounces, your bounce rate is 2.5%.</p>
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<p>It’s best to keep your bounce rate at 2% or lower. Anything above that requires campaign reevaluation.</p>
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<p>It’s best to keep your bounce rate at 2% or lower. Anything above that requires campaign reevaluation.</p>
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<h2>How to reduce bounce rates</h2>
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<h2>How to reduce bounce rates</h2>
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<ul><li><strong>Clean your<a>email lists</a>:</strong>Update<a>subscriber</a>lists to remove inactive or non-responsive email addresses.</li>
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<ul><li><strong>Clean your<a>email lists</a>:</strong>Update<a>subscriber</a>lists to remove inactive or non-responsive email addresses.</li>
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<li><strong>Only email people who gave<a>consent</a>:</strong>And use double opt-in to confirm their subscription to your email campaigns and flows..</li>
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<li><strong>Only email people who gave<a>consent</a>:</strong>And use double opt-in to confirm their subscription to your email campaigns and flows..</li>
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<li><strong>Send emails on a regular cadence</strong>: Keep people engaged by making sure they haven’t forgotten about your brand. Their engagement will help to keep your sender reputation intact.</li>
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<li><strong>Send emails on a regular cadence</strong>: Keep people engaged by making sure they haven’t forgotten about your brand. Their engagement will help to keep your sender reputation intact.</li>
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</ul><p>Want to enjoy low bounce rates?<a>Sign up</a>for Klaviyo, a<a>marketing automation platform</a>with options for tracking deliverability, creating and managing email lists, collecting consent through<a>forms</a>, and tailoring<a>email campaigns</a>to engaged segments of your audience.</p>
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</ul><p>Want to enjoy low bounce rates?<a>Sign up</a>for Klaviyo, a<a>marketing automation platform</a>with options for tracking deliverability, creating and managing email lists, collecting consent through<a>forms</a>, and tailoring<a>email campaigns</a>to engaged segments of your audience.</p>
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