B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
30%
30% -- self publishing share of digital book sales for self-publishing (2025)
Self-publishing accounts for approximately 30% to 34% of total digital sales.
- Reported as a range (30-34%)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
Source verified
Evidence graded
Value
30%
Unit
Percentage
Data Vintage
2025
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
nycghostwriting.com
Primary
Tier C
https://nycghostwriting.com/blog/book-ghostwriting-vs-self-publishing-detail-comparison/ ↗
Source Article
Book Ghostwriting vs. Self-Publishing: A Quick Comparison - NYC GhostWriting
Many aspiring authors encounter a substantial obstacle when realizing their book concepts. They often think about hiring a ghostwriter or self-publishing their work.
Picking the right approach is very important for the book's success. Each approach has its pros and cons.
The market worldwide for gho…
Original Research
nycghostwriting.com
· Original study ↗
Methodology
Range 30-34%, midpoint used; no named original source
Methodology documented
Segmentation
IndustryEducation
RoleAll marketers
Channelmulti-channel
Cite this stat
Plain Text
self-publishing: 30% self publishing share of digital book sales. Source: nycghostwriting.com (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/self-publishing-share-digital-sales
HTML Embed
<blockquote cite="https://lighthousedata.io/data/self-publishing-share-digital-sales" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>30%</strong> -- self publishing share of digital book sales for self-publishing<br><small>Source: nycghostwriting.com (2025) · <a href="https://lighthousedata.io/data/self-publishing-share-digital-sales" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
Share
Use this data in your work
Copy the citation, embed the widget, or explore thousands more verified marketing statistics -- all free.