Measures 137460 SEO Factors

135738 Built-In SEO Factors

127310 On-page SEO Factors

8428 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 ( 53792 )
Relevancy SEO Factors ( 53029 )
Other SEO Factors ( 26495 )
Local SEO Factors ( 8253 )
Technology SEO Factors ( 1599 )
Authority SEO Factors ( 163 )
Pay Per Click SEO Factors ( 29 )
Trust SEO Factors ( 15 )
Diversity SEO Factors ( 15 )
Easy SEO Factors ( 3 )
Performance SEO Factors ( 1 )

SEO Factor Type

Size SEO Factors ( 53788 )
Keywords SEO Factors ( 41024 )
Schema SEO Factors ( 26441 )
LSI SEO Factors ( 8460 )
Local SEO Factors ( 8254 )
Entities SEO Factors ( 3523 )
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 2024-12     previous - today - next

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

NameCorrelation#1 MaxPage 1 AvgUsage %Searches %
1Number of Unique LSI Words Used   Diversity-0.24107126986 %70 %
2Number of Unique Variations Used   Diversity-0.2341984 %88 %
3Number of Distinct Entities Used   Diversity-0.23782878 %91 %
4Search Result Domain is .com, .net, or .org   Other-0.22115 %74 %
5Search Result Domain is .com   Other-0.21115 %78 %
6Number of Top 100 Shared Factors Used   Diversity-0.21393098 %93 %
7Number of Top 200 Shared Factors Used   Diversity-0.21534098 %93 %
8Entities in Title Tag   Relevancy-0.218369 %89 %
9Variations in Body Tags   Relevancy-0.29261538483 %89 %
10Variations in HTML Tags   Relevancy-0.29261538483 %89 %
11Load Time Milliseconds   Performance-0.223871165787 %91 %
12Variations in Div Tags   Relevancy-0.22756418579 %88 %
13Variations in H1, H2, and H3 Tags   Relevancy-0.2189971 %87 %
14Number of Top 50 Shared Factors Used   Diversity-0.2171396 %88 %
15Variations in H1-H6 Tags   Relevancy-0.22781072 %87 %
16Number of Includes   Technology-0.2542581 %77 %
17Variations in Sentences   Relevancy-0.240795578 %87 %
18Number of Factors Used   Diversity-0.254919098 %90 %
19Variations in H1 and H2 Tags   Relevancy-0.294569 %86 %
20Entities in the HTML Tag   Relevancy-0.1992814374 %91 %
21Entities in Sentences   Relevancy-0.1981814072 %91 %
22Variations in P Tags   Relevancy-0.1925134972 %88 %
23Variations in Search Result Document File Name   Relevancy-0.1921254 %82 %
24Variations in Search Result Link Text   Relevancy-0.194286 %77 %
25Variations in Search Result URL Path   Relevancy-0.1926257 %82 %
26Variations in Search Result Display URL   Relevancy-0.1912286 %81 %
27Variations in the Title Tag   Relevancy-0.1912274 %80 %
28Variations in A Tags   Relevancy-0.1935023573 %86 %
29Entities in H2 Tags-0.1840753 %88 %
30Variations in LI Tags   Relevancy-0.1813092871 %86 %
31Term Frequency   Relevancy-0.186383 %87 %
32Variations in Search Result URL   Relevancy-0.1820266 %79 %
33Clean Keyword Density in the HTML Tag   Relevancy-0.18197576 %80 %
34Variations in First 100 Words   Relevancy-0.18364974 %86 %
35Number of Referring Domains   Authority-0.1823094144 %56 %
36Variations in the Canonical URL   Relevancy-0.1854257 %83 %
37Number of CSS Includes   Technology-0.1826973 %77 %
38Leading Variations in H1-H6 Tags   Relevancy-0.1825251 %85 %
39Variations in H2 Tags   Relevancy-0.1875451 %85 %
40Leading Variations in H1, H2, and H3 Tags   Relevancy-0.1817249 %85 %
41Variation Density in Top 30KB   Relevancy-0.18570470 %86 %
42Entities in H3 Tags-0.1854643 %88 %
43Has JSON-LD Schema Markup   Relevancy-0.181155 %77 %
44Variations in A Tag HREF Attributes   Relevancy-0.1818745868 %87 %
45Variations in H1 Tags   Relevancy-0.1823261 %79 %
46Number of Facebook Pages   Authority-0.187260 %79 %
47Number of Backlinks   Authority-0.17430897681445 %58 %
48Entities in H1 Tags-0.176256 %84 %
49Variations in Distinct A Tag HREF Attributes   Relevancy-0.1712343868 %87 %
50Variations in Meta Description   Relevancy-0.1735260 %80 %
51Variations in ALT Attributes   Relevancy-0.174491453 %84 %
52Variations in Absolute URLs   Relevancy-0.17130148570 %91 %
53Variations in Script Tags   Relevancy-0.172858511469 %85 %
54Number of Do Follow Backlinks   Authority-0.17256632305537 %57 %
55Number of No Follow Backlinks   Authority-0.17419189408736 %56 %
56Number of HTML Tags   Size-0.174033109387 %83 %
57Number of Images   Size-0.174984081 %84 %
58Unabridged Word Count   Size-0.1640633189286 %82 %
59Variations in Span Tags   Relevancy-0.169511358 %84 %
60Leading Variations in Title Tag   Relevancy-0.161136 %76 %
61Word Count   Size-0.1640370151486 %82 %
62Variations in OpenGraph Title   Relevancy-0.1613258 %76 %
63Entities in Meta Description Tag   Relevancy-0.1614357 %84 %
64Number of Sentences   Size-0.16112112386 %84 %
65Number of P Tags   Size-0.162263780 %82 %
66Clean Text Kilobytes   Size-0.165821380 %86 %
67LSI Words in Sentences   Relevancy-0.16369363663 %91 %
68Variation Count in Top 30KB   Relevancy-0.1658713773 %84 %
69Variations in OpenGraph Description   Relevancy-0.1639253 %78 %
70Variations in H3 Tags   Relevancy-0.1680439 %83 %
71Leading Variations in H1 Tags   Relevancy-0.162131 %81 %
72TF/IDF   Relevancy-0.161168 %79 %
73Number of Heading Tags   Size-0.16532180 %82 %
74Number of Images with ALT Text   Size-0.164592976 %87 %
75Variations in Nav Tags   Relevancy-0.1661933451 %81 %
76Exact Matches in the HTML Tag   Relevancy-0.16724927 %82 %
77Variations in Main Tags   Relevancy-0.1580268738 %81 %
78Number of Instagram Pages   Authority-0.1522243 %77 %
79Number of H2 Tags   Size-0.1538771 %81 %
80Number of Questions   Size-0.151331168 %84 %
81Number of Links   Authority-0.1577615383 %79 %
82Number of HTTPS Links   Authority-0.1576315083 %83 %
83Variations in Footer Tags   Relevancy-0.1525251140 %80 %
84LSI Words in Title Tag   Relevancy-0.1513563 %89 %
85Variations in Section Tags   Relevancy-0.1520722641 %81 %
86Number of Internal Links   Authority-0.1562213683 %83 %
87Leading Variations in H2 Tags   Relevancy-0.158126 %84 %
88Number of DoFollow Links   Authority-0.1568814883 %83 %
89Variations in the last 100 words   Relevancy-0.15358557 %83 %
90Page Size Kilobytes   Size-0.15106627586 %84 %
91Number of Absolute URLs   Authority-0.15114327886 %84 %
92Percentage of DoFollow Links   Authority-0.141008583 %86 %
93Has Entities in H1 Tags   Relevancy-0.141157 %79 %
94Title Tag Has Entities   Relevancy-0.141169 %80 %
95Number of H1 Tags   Size-0.144274 %78 %
96Variations in TITLE Attributes   Relevancy-0.14302842 %79 %
97Number Of JSON-LD Types   Relevancy-0.146231460 %83 %
98Number of H3 Tags   Size-0.1426863 %80 %
99Percentage of DoFollow Internal Links   Authority-0.14957482 %82 %
100Number of Questions In Headings   Size-0.1410237 %84 %
101Variations Making Whole Span Tags   Relevancy-0.1414122 %79 %
102Variations Making Whole LI Tags   Relevancy-0.149128 %74 %
103Number of JavaScript Includes   Technology-0.14411783 %77 %
104Variations making whole H1-H6 Tags   Relevancy-0.146117 %74 %
105Search Result Number of Dirs in Path   Other-0.144278 %73 %
106Number of External Links   Authority-0.141541779 %81 %
107Inline CSS Kilobytes   Size-0.142355665 %84 %
108Number of LinkedIn Pages   Authority-0.143127 %73 %
109Number of Facebook Accounts   Authority-0.143130 %72 %
110LSI Words in H2 Tags   Relevancy-0.141261852 %89 %
111Number of Twitter Accounts   Authority-0.146131 %74 %
112Variations making whole H1, H2, and H3 Tags   Relevancy-0.142115 %73 %
113Variations making whole A Tags   Relevancy-0.1440233 %75 %
114Flesch Kincaid Reading Grade Level   Other-0.147294 %84 %
115Has Entities in H2 Tags   Relevancy-0.141154 %80 %
116Variations in Strong Tags   Relevancy-0.14343330 %76 %
117Number of HTML Comments   Size-0.1412855276 %80 %
118LSI Words in H1 Tags   Relevancy-0.1416454 %86 %
119Number of DoFollow External Links   Authority-0.131331577 %81 %
120Variations in Style Tags   Relevancy-0.13263593320 %77 %
121Number of Images without ALT Text   Size-0.132241161 %83 %
122Inline JavaScript Kilobytes   Size-0.134548983 %82 %
123Headings Has Question   Other-0.131137 %76 %
124Number of Prices   Size-0.137346770 %83 %
125Has Entities in H3 Tags   Relevancy-0.131144 %79 %
126Has Meta Charset   Technology-0.131177 %70 %
127Variations in I Tags   Relevancy-0.13496628 %74 %
128Exact Matches in H1-H6 Tags   Relevancy-0.1312118 %79 %
129LSI Words in Meta Description Tag   Relevancy-0.1330951 %85 %
130Number of Forms   Technology-0.1313258 %69 %
131Has Meta Viewport   Technology-0.131184 %77 %
132Search Result Uses HTTPS   Other-0.131186 %83 %
133Variations in Button Tags   Relevancy-0.131175310 %77 %
134Number of Nofollow Links   Authority-0.13175530 %77 %
135Number of Social Pages   Authority-0.1325467 %75 %
136Word Count in Meta Description   Size-0.131482068 %73 %
137Uses Schema name   Other-0.131162 %71 %
138Average Words Per Sentence   Size-0.133413882 %74 %
139Entities in H4 Tags-0.1318221 %81 %
140Has Canonical URL   Authority-0.131174 %76 %
141Search Result Host Length   Size-0.13261886 %71 %
142Number of Questions In H3 Tags   Size-0.139117 %79 %
143Leading Variations in H3 Tags   Relevancy-0.1210118 %80 %
144Percentage of DoFollow External Links   Authority-0.12461276 %75 %
145Uses JSON-LD name   Other-0.121156 %71 %
146Search Result Domain Length   Size-0.12261886 %75 %
147Number of US Phone Numbers   Trust-0.123701043 %74 %
148Meta Description Tag Has Entities   Relevancy-0.121157 %75 %
149Variations in ID Attributes   Relevancy-0.12423216 %77 %
150Number of Questions In H2 Tags   Size-0.125122 %79 %
151Meta Description Length   Size-0.1292112268 %77 %
152Has Privacy Policy   Trust-0.121159 %75 %
153Variations in Meta Twitter Description   Relevancy-0.1225124 %71 %
154Exact Matches in Sentences   Relevancy-0.1294318 %83 %
155Variations making whole H1 Tags   Relevancy-0.12118 %72 %
156Variations in H4-H6 Tags   Relevancy-0.1293221 %76 %
157Title Word Count   Size-0.1220885 %74 %
158Has Meta Description   Relevancy-0.121167 %69 %
159Uses JSON-LD description   Other-0.121143 %66 %
160Variations in Article Tags   Relevancy-0.1214242226 %68 %
161Variations in Value Attributes   Relevancy-0.12234214 %72 %
162LSI Words in H3 Tags   Relevancy-0.121201745 %88 %
163Has Form   Technology-0.121157 %65 %
164Uses Schema pricecurrency   Other-0.12118 %42 %
165Uses JSON-LD url   Other-0.121146 %73 %
166Number of Email Addresses   Trust-0.122030943 %78 %
167Number of H4 Tags   Size-0.1221439 %70 %
168Variations in Meta Twitter Content   Relevancy-0.1212127 %68 %
169Variations in Class Attributes   Relevancy-0.1276311629 %77 %
170Uses Schema aggregaterating   Other-0.121110 %61 %
171Is Home Page   Other-0.121115 %41 %
172Uses Schema url   Other-0.121157 %67 %
173Exact Matches in Top 30KB   Relevancy-0.1225216 %80 %
174Has Schema Markup   Relevancy-0.121165 %73 %
175Uses JSON-LD priceCurrency   Other-0.12117 %41 %
176Uses Schema addressregion   Other-0.121116 %58 %
177Uses Schema product   Other-0.121110 %51 %
178Percentage of NoFollow Links   Authority-0.1210327 %74 %
179Variations in HTML Comment Tags   Relevancy-0.12309210 %74 %
180Uses JSON-LD addressRegion   Other-0.121115 %59 %
181Number of Social Accounts   Authority-0.1211249 %74 %
182Variations in H4 Tags   Relevancy-0.1250216 %73 %
183Uses JSON-LD addressLocality   Other-0.121115 %60 %
184Number Of Claimed Brands   Other-0.1291324 %75 %
185Uses Schema answer   Other-0.12118 %58 %
186Variations in Figure Tags   Relevancy-0.12361913 %70 %
187Uses Schema inlanguage   Other-0.121131 %58 %
188Uses Schema geocircle   Other-0.12112 %16 %
189Uses JSON-LD Product   Other-0.12118 %51 %
190Uses JSON-LD GeoCircle   Other-0.12112 %17 %
191Title Length   Size-0.121355285 %74 %
192Has OpenGraph Type   Relevancy-0.121162 %68 %
193Uses Schema question   Other-0.12118 %58 %
194Uses Schema price   Other-0.12117 %37 %
195Uses Schema addresslocality   Other-0.121117 %59 %
196Uses Schema postaladdress   Other-0.121117 %61 %
197Uses JSON-LD Answer   Other-0.12117 %56 %
198Uses JSON-LD postalCode   Other-0.121114 %59 %
199Uses Schema faqpage   Other-0.12117 %58 %
200Uses Schema description   Other-0.121148 %64 %