B Evidence Grade B Graded accuracy verified by the review judge Safe to Cite Dated

20.6%

20.6% -- email deliverability increase for Mailgun customers (2023)

Name: Email Deliverability Increase Statistics
Creator: Lighthouse Intelligence
Published: 2026-08-15

2023 · Mailgun

Mailgun customers experienced a 20.6% increase in email deliverability based on a Forrester study.

Cite this stat Share How we verify

Attribution: Mailgun View source

Lighthouse Research Team

Last verified: 2026-08-15 · How we verify data →

Source verified Evidence graded

Value

20.6%

Unit

Percentage

Data Vintage

2023

Entity

Mailgun customers

Geography

North America

Evidence Quality

Strong, reliable evidence

Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.

61/100 confidence

Single source - not yet corroborated

Score breakdown

Extraction

Source Trust

Citation Chain

Independence

Methodology

Freshness

Source

Mailgun Primary Tier B

https://www.mailgun.com/lander/api-1/?utm_source=google&utm_medium=cpc&utm_campaign=NA | Brand… ↗

Confidence: 53/100 Vintage: 2023 Channel: Deep Crawl

Source Article

API - Transactional Email API Service For Developers | Mailgun

Mailgun empowers senders like you to build with the most powerful and reliable email service provider in the industry. Mailgun empowers senders like you to build with the most powerful and reliable email service provider in the industry. Join over 200,000 businesses, including 8 of the 10 largest te…

Original Research

Mailgun · Original study ↗

Methodology

Based on key findings from the Forrester TEI Study on the ROI of Mailgun, 2023

Segmentation

IndustryEmail Marketing RegionNorth America RoleAll marketers Channelemail

Cite this stat

Plain Text

Mailgun customers: 20.6% email deliverability increase. Source: Mailgun (2023). Via Lighthouse Intelligence -- https://lighthousedata.io/data/mailgun-email-deliverability-increase

HTML Embed

<blockquote cite="https://lighthousedata.io/data/mailgun-email-deliverability-increase" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>20.6%</strong> -- email deliverability increase for Mailgun customers<br><small>Source: Mailgun (2023) · <a href="https://lighthousedata.io/data/mailgun-email-deliverability-increase" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>

Share on X Share on LinkedIn

Related Statistics

Use this data in your work

Copy the citation, embed the widget, or explore thousands more verified marketing statistics -- all free.

Copy citation Explore similar stats →