Measures 121898 SEO Factors

120176 Built-In SEO Factors

112655 On-page SEO Factors

7521 Google Maps SEO Factors for Local SEO

1722 SEO Factors from APIs

147 API SEO Factors for off-page SEO like backlinks and referring domains.

[ Ahrefs, SEMRush, DomDetailer, SpyFu APIs ]

1575 Technology Stack SEO Factors

[ Wappalyzer API ]

The Cora Shared Data contains over 300 million SEO factor measurements and grows hourly.

Google Maps and Bing Factors are not yet available for viewing but will be coming soon!
Aggregate SEO Weather Top SEO Factors - Aggregate SEO Weather

SEO Factor Class

Size SEO Factors ( 51782 )
Relevancy SEO Factors ( 49653 )
Other SEO Factors ( 21013 )
Local SEO Factors ( 7384 )
Technology SEO Factors ( 1599 )
Authority SEO Factors ( 163 )
Pay Per Click SEO Factors ( 29 )
Diversity SEO Factors ( 15 )
Trust SEO Factors ( 15 )
Easy SEO Factors ( 3 )
Performance SEO Factors ( 1 )

SEO Factor Type

Size SEO Factors ( 51778 )
Keywords SEO Factors ( 38243 )
Schema SEO Factors ( 20959 )
LSI SEO Factors ( 8051 )
Local SEO Factors ( 7385 )
Entities SEO Factors ( 3337 )
Other SEO Factors ( 1705 )
Backlinks SEO Factors ( 72 )
Social SEO Factors ( 58 )
Page Links SEO Factors ( 29 )
Structure SEO Factors ( 23 )
Meta SEO Factors ( 14 )
On Page SEO Factors ( 3 )
These counts reflect SEO factors with generated docs.
Not all SEO factors have that yet.

Compare Top SEO Factors By Month


Compare Months Before and After Helpful Content Update ( note the factors that exited at the bottom )
Data Documentation - As seen on Digitaleer.com

TOP SEO Factors for 2024-1     previous - today - next

Top SEO Factor data is updated daily for latest "month to date" measurements.

NameCorrelation#1 MaxPage 1 AvgUsage %Searches %
1Number of Distinct Yake Words Used   Diversity-0.373075081 %25 %
2Number of Distinct LSI Words Used   Diversity-0.35124155981 %23 %
3Number of Distinct Variations Used   Diversity-0.3535880 %27 %
4Clean Variations   Relevancy-0.342006073 %24 %
5Yake Words in Sentences   Relevancy-0.34107516274 %22 %
6Variations   Relevancy-0.3397325380 %21 %
7Clean LSI Words   Relevancy-0.33164164678 %22 %
8Clean Yake Words   Relevancy-0.3280517078 %22 %
9Clean Entities   Relevancy-0.3239511878 %20 %
10Clean Word Count   Relevancy-0.324248136981 %25 %
11Number of Div Tags Used-0.3267223481 %24 %
12LSI Density in Sentences   Relevancy-0.31453377 %23 %
13LSI Words   Relevancy-0.3125367860881 %22 %
14Yake Words   Relevancy-0.31744398783 %23 %
15LSI Density   Relevancy-0.3554278 %22 %
16Related Searches in Sentences   Relevancy-0.341643 %18 %
17Number of Meta viewport Tags Used-0.33175 %23 %
18Related Searches   Relevancy-0.337744 %20 %
19Number of Distinct HTML Tags Used   Diversity-0.3523781 %23 %
20Number of Head Tags Used-0.292180 %13 %
21Sentence Word Count   Relevancy-0.297341172882 %24 %
22Number of Img Tags Used-0.291182874 %24 %
23Number of Distinct HTML Attributes Used   Diversity-0.29805281 %23 %
24Yake Density in Sentences   Relevancy-0.2925975 %22 %
25Number of Html Tags Used-0.293180 %14 %
26Entity Density in Sentences   Relevancy-0.29106773 %20 %
27Number of Span Tags Used-0.293378777 %23 %
28A Tags Word Count   Relevancy-0.28113228378 %23 %
29Number of P Tags Used   Size-0.282243373 %23 %
30Number of Distinct Related Searches Used   Diversity-0.2811247 %23 %
31Variation Density in Sentences   Relevancy-0.289370 %24 %
32Variation Density   Relevancy-0.2811471 %24 %
33Clean Exact Matches   Relevancy-0.2742537 %17 %
34Variations in Ul Tags-0.273288264 %22 %
35Number of Unique LSI Words Used   Diversity-0.27136830891 %61 %
36Number of A Tags Used   Size-0.2742512079 %23 %
37Number of Title Tags Used-0.278281 %23 %
38Variations in Title Tags-0.274274 %23 %
39Exact Matches   Relevancy-0.271611039 %19 %
40Variations in Meta description Tag content Attributes-0.264260 %21 %
41Number of Button Tags Used-0.2632955 %21 %
42Number of Distinct Entities Used   Diversity-0.251242783 %67 %
43Number of Li Tags Used-0.252868371 %22 %
44H2 Tags Word Count   Relevancy-0.25722264 %22 %
45Number of Ul Tags Used-0.25521671 %22 %
46Yake Density   Relevancy-0.25371178 %22 %
47Variations in Head Tags-0.251623577 %23 %
48Entity Density   Relevancy-0.2416878 %20 %
49Number of Factors Used   Diversity-0.24700213100 %91 %
50Variations in Img Tag alt Attributes-0.2447749 %20 %
51Number of H1 Tags Used   Size-0.247268 %23 %
52Number of Distinct Exact Matches Used   Diversity-0.241142 %18 %
53Number of H2 Tags Used   Size-0.2318666 %22 %
54Number of Script Tags Used-0.23842982 %23 %
55Variations in Link Tag href Attributes-0.2356455 %21 %
56H3 Tags Word Count   Relevancy-0.23712657 %21 %
57Number of Referring Domains   Authority-0.2326456157 %82 %
58Number of Meta Tags Used-0.23351180 %23 %
59Number of H3 Tags Used   Size-0.2322758 %21 %
60Number of Top 50 Shared Factors Used   Diversity-0.23171298 %76 %
61Number of Meta description Tags Used-0.223168 %22 %
62Number of Unique Variations Used   Diversity-0.22427985 %64 %
63Number of Backlinks   Authority-0.22962282887757 %83 %
64Number of Svg Tags Used-0.22751542 %18 %
65Number of No Follow Backlinks   Authority-0.22157725241848 %82 %
66Number of Top 100 Shared Factors Used   Diversity-0.21402699 %88 %
67Variations in META Tags   Relevancy-0.2116662 %21 %
68Related Searches Density in Sentences   Relevancy-0.213123 %14 %
69Number of Strong Tags Used-0.2150747 %20 %
70Entities in the HTML Tag   Relevancy-0.2157412677 %70 %
71Entities in Sentences   Relevancy-0.2157012375 %70 %
72Related Searches Density   Relevancy-0.213129 %12 %
73Number of Do Follow Backlinks   Authority-0.21804557664347 %81 %
74Variations in Body Tags   Relevancy-0.2115287446385 %68 %
75Variations in HTML Tags   Relevancy-0.2115287446285 %68 %
76Variations in Div Tags   Relevancy-0.215917620482 %68 %
77Number of Top 200 Shared Factors Used   Diversity-0.21533599 %89 %
78H1 Tags Word Count   Relevancy-0.2150668 %22 %
79Number of Header Tags Used-0.214257 %21 %
80Number of Link Tags Used-0.21701980 %23 %
81LSI Words in Sentences   Relevancy-0.21839476077 %69 %
82TITLE Tags Word Count   Relevancy-0.2122981 %22 %
83Variations in P Tags   Relevancy-0.2159674575 %67 %
84Variations in H1, H2, and H3 Tags   Relevancy-0.21214875 %66 %
85Variations in H1-H6 Tags   Relevancy-0.212741076 %66 %
86Number of Nav Tags Used-0.26262 %21 %
87Variations in Sentences   Relevancy-0.270075179 %67 %
88Has HTML Version 5   Other-0.21174 %17 %
89Number of Section Tags Used-0.210444 %19 %
90Number of Label Tags Used-0.232539 %19 %
91Number of Br Tags Used-0.262854 %21 %
92Load Time Milliseconds   Performance-0.217376171392 %87 %
93Number of Style Tags Used-0.219767 %21 %
94Variations in A Tags   Relevancy-0.287833975 %67 %
95Number of Noscript Tags Used-0.239554 %20 %
96Variations in H1 and H2 Tags   Relevancy-0.294573 %65 %
97Clean Text Kilobytes   Size-0.21521386 %88 %
98Variations in Img Tag src Attributes-0.254435 %18 %
99Word Count   Size-0.196310149792 %65 %
100Number of Path Tags Used-0.191212040 %16 %
101Unabridged Word Count   Size-0.1915849189392 %65 %
102Variations in LI Tags   Relevancy-0.19176553674 %67 %
103Search Result Domain is .com, .net, or .org   Other-0.19113 %52 %
104Entities in H2 Tags-0.1936756 %66 %
105Number of HTML Tags   Size-0.195627106192 %65 %
106Entities in Title Tag   Relevancy-0.1915374 %64 %
107Number of Footer Tags Used-0.196157 %19 %
108Number of Meta robots Tags Used-0.192144 %20 %
109Search Result Domain is .com   Other-0.19113 %63 %
110Term Frequency   Relevancy-0.196384 %67 %
111Number of Main Tags Used-0.192133 %16 %
112Leading Variations in H1-H6 Tags   Relevancy-0.1833253 %63 %
113Leading Variations in H1, H2, and H3 Tags   Relevancy-0.1823250 %63 %
114Variations in H2 Tags   Relevancy-0.1877453 %64 %
115Entities in H3 Tags-0.1848645 %66 %
116Number of Form Tags Used-0.1815250 %20 %
117Number of Input Tags Used-0.18821160 %21 %
118Number of Sentences   Size-0.1857211692 %65 %
119Number of Iframe Tags Used-0.183144 %19 %
120Number of P Tags   Size-0.182423985 %64 %
121Number of H4 Tags Used   Size-0.1816335 %19 %
122Number of Images   Size-0.181493187 %64 %
123Variations in Search Result Display URL   Relevancy-0.1825286 %70 %
124Number of Heading Tags   Size-0.17672287 %64 %
125Number of Images with ALT Text   Size-0.171382181 %87 %
126Number of Includes   Technology-0.17632588 %57 %
127H4 Tags Word Count   Relevancy-0.17861035 %19 %
128Number of Links   Authority-0.1749315090 %64 %
129Number of I Tags Used   Size-0.17441138 %18 %
130Number of HTTPS Links   Authority-0.1764214489 %87 %
131Number of DoFollow Links   Authority-0.1763714389 %87 %
132Variations in A Tag HREF Attributes   Relevancy-0.1734336070 %67 %
133Variations in ALT Attributes   Relevancy-0.17183954 %64 %
134Variations in Search Result Link Text   Relevancy-0.1712284 %50 %
135Variations in Distinct A Tag HREF Attributes   Relevancy-0.1724073870 %67 %
136Variations in the Title Tag   Relevancy-0.1723277 %57 %
137Number of Internal Links   Authority-0.1745613289 %87 %
138Variations in First 100 Words   Relevancy-0.175251076 %80 %
139Number of Facebook Pages   Authority-0.1716266 %78 %
140Number of Questions   Size-0.1798970 %88 %
141Clean Keyword Density in the HTML Tag   Relevancy-0.17210579 %58 %
142Variations in Span Tags   Relevancy-0.176991359 %64 %
143Entities in H1 Tags-0.166261 %60 %
144Exact Matches in the HTML Tag   Relevancy-0.169431739 %60 %
145LSI Words in Title Tag   Relevancy-0.1618677 %66 %
146Variations in Img Tag srcset Attributes-0.16127717 %11 %
147Number of Questions In Headings   Size-0.1614236 %86 %
148LSI Words in H2 Tags   Relevancy-0.161462063 %67 %
149Number of Meta twitter:card Tags Used-0.162149 %17 %
150Has JSON-LD Schema Markup   Relevancy-0.161158 %76 %
151Variations in H3 Tags   Relevancy-0.16121339 %64 %
152Variations in H1 Tags   Relevancy-0.1613264 %58 %
153Number of H2 Tags   Size-0.1649776 %64 %
154Variations in Script Tags   Relevancy-0.163495512069 %64 %
155Variations in Main Tags   Relevancy-0.164869911238 %65 %
156Number of Instagram Pages   Authority-0.1616245 %81 %
157Variation Density in Top 30KB   Relevancy-0.161173573 %82 %
158Number of Option Tags Used-0.16651216 %14 %
159Number Of JSON-LD Types   Relevancy-0.161541563 %83 %
160Variations in Nav Tags   Relevancy-0.15130414552 %62 %
161Variations in Search Result URL Path   Relevancy-0.1520258 %75 %
162Variations in Meta Description   Relevancy-0.1533260 %59 %
163Number of H3 Tags   Size-0.1543868 %64 %
164Number of Absolute URLs   Authority-0.1584925491 %85 %
165Number of CSS Includes   Technology-0.1527879 %72 %
166Variations in Absolute URLs   Relevancy-0.15149869372 %88 %
167Entities in Meta Description Tag   Relevancy-0.1517360 %60 %
168Variations in the Canonical URL   Relevancy-0.15205259 %79 %
169Number of G Tags Used   Size-0.1528523 %11 %
170Number of Select Tags Used-0.153117 %13 %
171Leading Variations in H2 Tags   Relevancy-0.158125 %84 %
172Leading Variations in H1 Tags   Relevancy-0.152133 %76 %
173Number of External Links   Authority-0.154371686 %82 %
174LSI Words in H3 Tags   Relevancy-0.151041955 %67 %
175Variation Count in Top 30KB   Relevancy-0.15167265674 %79 %
176Page Size Kilobytes   Size-0.1568225392 %85 %
177Has Entities in H2 Tags   Relevancy-0.151157 %61 %
178LSI Words in H1 Tags   Relevancy-0.1513566 %63 %
179Variations in OpenGraph Description   Relevancy-0.1562254 %58 %
180Headings Has Question   Other-0.151136 %81 %
181Exact Matches in H1-H6 Tags   Relevancy-0.1514227 %60 %
182Leading Variations in Title Tag   Relevancy-0.151137 %55 %
183Number of Twitter Accounts   Authority-0.155138 %76 %
184Exact Matches in Top 30KB   Relevancy-0.1427225 %75 %
185Variations in Section Tags   Relevancy-0.1412082441 %61 %
186Confident Ranking   Authority-0.141172 %12 %
187Variations in OpenGraph Title   Relevancy-0.1418260 %54 %
188Number of Em Tags Used-0.1416219 %14 %
189Number of Facebook Accounts   Authority-0.148137 %76 %
190Variations in Search Result Document File Name   Relevancy-0.1418256 %73 %
191Number of Questions In H2 Tags   Size-0.145122 %83 %
192Has Entities in H3 Tags   Relevancy-0.141147 %60 %
193Number of B Tags Used   Size-0.1423317 %13 %
194Has Entities in H1 Tags   Relevancy-0.141163 %59 %
195Exact Matches in Sentences   Relevancy-0.1450427 %61 %
196Number of DoFollow External Links   Authority-0.144361484 %82 %
197Number of Article Tags Used-0.146227 %15 %
198Number of Hr Tags Used-0.146117 %14 %
199TF/IDF   Relevancy-0.141170 %61 %
200Number of JavaScript Includes   Technology-0.14481889 %57 %