Is Substack or WordPress more popular?

WordPress is used by more websites in our catalog: 463 use Substack and 267,619 use WordPress.

Does Substack or WordPress have higher-authority sites?

Substack sites have the higher median Ahrefs Domain Rating (Substack: 32, WordPress: 26).

Is Substack or WordPress growing faster?

Between 2026-06 and 2026-07, Substack went from 0.06% to 0.05% of all tracked sites, while WordPress went from 35% to 30%. Substack is gaining ground faster in our index.

Can a site use both Substack and WordPress?

No. A site runs a single CMS / website platform, so Substack and WordPress are mutually exclusive.

Where does this Substack vs WordPress data come from?

Adoption is counted from Site Stats Database's own crawl; Domain Rating comes from Ahrefs and traffic from DataForSEO. Figures reflect the sites we track and refresh at least monthly.

Substack vs WordPress — Site Stats Database

Substack vs WordPress

A side-by-side comparison of two content management systems, based on the 515,058 CMS sites tracked by Site Stats Database.

Last updated July 1, 2026

Metric	Substack	WordPress
Websites	463	267,619
Market share	0.09%	52%
Share of top 10K sites	0.02%	16%
Share of top 100K sites

Rank	#45	#1

Median DR	32	26

Average DR	34	28

Median keywords	957	921

Median referring domains	435	350

Median domain age	8 yrs	12 yrs

Average domain age	10 yrs	14 yrs

Average monthly traffic	258,619	52,075

Combined monthly traffic	119,740,796	13,936,359,016

cbsnews.com
LanguageEnglish
DR (Ahrefs)92
Total Keywords5,029,881
Referring Domains486,461
Domain Age31 yrs
Traffic (Jun 2026)59,376,408
Traffic Trend
TechnologySubstack
substack.com
LanguageEnglish
DR (Ahrefs)94
Total Keywords5,643,513
Referring Domains561,764
Domain Age16 yrs
Traffic (Jun 2026)51,156,090
Traffic Trend
Technology
thefp.com
LanguageEnglish
DR (Ahrefs)76
Total Keywords39,018
Referring Domains17,521
Domain Age24 yrs
Traffic (Jun 2026)738,323
Traffic Trend
TechnologySubstack
azdesertswarm.com
LanguageEnglish
DR (Ahrefs)51
Total Keywords11,126
Referring Domains6,455
Domain Age17 yrs
Traffic (Jun 2026)664,536
Traffic Trend
Technology
thebulwark.com
LanguageEnglish
DR (Ahrefs)75
Total Keywords23,103
Referring Domains13,098
Domain Age15 yrs
Traffic (Jun 2026)259,028
Traffic Trend
Technology
brokenpalate.com
LanguageEnglish
DR (Ahrefs)40
Total Keywords3,164
Referring Domains295
Domain Age5 yrs
Traffic (Jun 2026)214,374
Traffic Trend
Technology
r-bloggers.com
LanguageEnglish
DR (Ahrefs)75
Total Keywords27,627
Referring Domains8,306
Domain Age16 yrs
Traffic (Jun 2026)212,820
Traffic Trend
Technology
donaldrobertson.name
LanguageEnglish
DR (Ahrefs)45
Total Keywords1,679
Referring Domains874
Domain Age12 yrs
Traffic (Jun 2026)202,345
Traffic Trend
Technology
noahpinion.blog
LanguageEnglish
DR (Ahrefs)73
Total Keywords10,103
Referring Domains5,453
Domain Age3 yrs
Traffic (Jun 2026)174,978
Traffic Trend
Technology
jonathanlack.com
LanguageEnglish
DR (Ahrefs)11
Total Keywords6,130
Referring Domains697
Domain Age14 yrs
Traffic (Jun 2026)174,145
Traffic Trend
Technology

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
cbsnews.com	English	92	5,029,881	486,461	31 yrs	59,376,408		Substack

rottentomatoes.com
LanguageEnglish
DR (Ahrefs)87
Total Keywords4,123,803
Referring Domains130,919
Domain Age27 yrs
Traffic (Jun 2026)626,896,769
Traffic Trend
TechnologyWordPress
nytimes.com
LanguageEnglish
DR (Ahrefs)94
Total Keywords9,214,622
Referring Domains1,473,314
Domain Age32 yrs
Traffic (Jun 2026)256,700,108
Traffic Trend
Technology
dictionary.com
LanguageEnglish
DR (Ahrefs)90
Total Keywords3,387,790
Referring Domains129,246
Domain Age31 yrs
Traffic (Jun 2026)242,622,664
Traffic Trend
Technology
healthline.com
LanguageEnglish
DR (Ahrefs)92
Total Keywords7,041,614
Referring Domains458,961
Domain Age21 yrs
Traffic (Jun 2026)220,346,497
Traffic Trend
Technology
thesaurus.com
LanguageEnglish
DR (Ahrefs)82
Total Keywords1,253,792
Referring Domains42,419
Domain Age31 yrs
Traffic (Jun 2026)206,651,155
Traffic Trend
Technology
akc.org
LanguageEnglish
DR (Ahrefs)90
Total Keywords655,094
Referring Domains78,973
Domain Age31 yrs
Traffic (Jun 2026)125,727,029
Traffic Trend
TechnologyWordPress
harvard.edu
LanguageEnglish
DR (Ahrefs)93
Total Keywords3,845,102
Referring Domains714,396
Domain Age41 yrs
Traffic (Jun 2026)104,117,233
Traffic Trend
TechnologyWordPress
inchcalculator.com
LanguageEnglish
DR (Ahrefs)78
Total Keywords756,682
Referring Domains16,163
Domain Age12 yrs
Traffic (Jun 2026)89,221,177
Traffic Trend
Technology
biblegateway.com
LanguageEnglish
DR (Ahrefs)91
Total Keywords965,722
Referring Domains185,253
Domain Age28 yrs
Traffic (Jun 2026)82,990,263
Traffic Trend
Technology
nasa.gov
LanguageEnglish
DR (Ahrefs)92
Total Keywords977,872
Referring Domains485,459
Domain Age28 yrs
Traffic (Jun 2026)82,000,277
Traffic Trend
TechnologyWordPress