200 Top SEO Ranking Factors April 2026

TOP SEO Factors for 2026-04 previous

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

	Name	Correlation	#1 Max	Page 1 Avg	Usage %	Searches %
1	Number of Unique LSI Words Used Diversity	-0.23	897	308	79 %	89 %
2	Number of Top 50 Shared Factors Used Diversity	-0.23	15	12	92 %	93 %
3	Number of Unique Variations Used Diversity	-0.22	20	6	74 %	89 %
4	Number of Top 100 Shared Factors Used Diversity	-0.22	37	28	94 %	94 %
5	Load Time Milliseconds Performance	-0.22	8900	1389	81 %	89 %
6	Number of Top 200 Shared Factors Used Diversity	-0.22	50	37	94 %	94 %
7	Search Result Domain is .com, .net, or .org Other	-0.21	1	1	6 %	77 %
8	Entities in Title Tag Relevancy	-0.21	7	3	62 %	95 %
9	Variations in H1, H2, and H3 Tags Relevancy	-0.21	17	5	55 %	89 %
10	Search Result Domain is .com Other	-0.21	1	1	5 %	76 %
11	Variations in H1 and H2 Tags Relevancy	-0.21	10	4	52 %	90 %
12	Variations in H1-H6 Tags Relevancy	-0.2	28	6	56 %	89 %
13	Number of Distinct Entities Used Diversity	-0.2	59	28	73 %	96 %
14	Number of Factors Used Diversity	-0.2	266	170	94 %	93 %
15	Variations in Body Tags Relevancy	-0.2	1113	193	71 %	90 %
16	Entities in H1 Tags	-0.2	5	2	49 %	94 %
17	LSI Words in Sentences Relevancy	-0.2	3033	843	65 %	95 %
18	Variations in HTML Tags Relevancy	-0.2	1113	191	71 %	92 %
19	Variations in Search Result Display URL Relevancy	-0.19	3	2	74 %	82 %
20	Variations in Search Result Link Text Relevancy	-0.19	3	2	74 %	82 %
21	Entities in Sentences Relevancy	-0.19	449	151	63 %	96 %
22	LSI Words in H1 Tags Relevancy	-0.19	14	5	56 %	94 %
23	Entities in the HTML Tag Relevancy	-0.19	451	155	68 %	97 %
24	Variations in H1 Tags Relevancy	-0.19	3	1	47 %	87 %
25	Variations in Search Result Document File Name Relevancy	-0.19	3	1	39 %	88 %
26	Entities in H2 Tags	-0.19	27	7	47 %	95 %
27	Leading Variations in H1-H6 Tags Relevancy	-0.19	5	2	36 %	86 %
28	LSI Words in Title Tag Relevancy	-0.19	14	7	71 %	94 %
29	Variations in Div Tags Relevancy	-0.19	473	98	68 %	93 %
30	Variations in the Title Tag Relevancy	-0.19	3	2	59 %	88 %
31	Variations in P Tags Relevancy	-0.19	200	27	57 %	93 %
32	Term Frequency Relevancy	-0.18	4	3	71 %	90 %
33	Variation Count in Top 30KB Relevancy	-0.18	81	19	57 %	86 %
34	Leading Variations in H1, H2, and H3 Tags Relevancy	-0.18	4	1	34 %	88 %
35	Variations in Sentences Relevancy	-0.18	172	30	63 %	91 %
36	Variations in LI Tags Relevancy	-0.18	76	17	57 %	93 %
37	Word Count Size	-0.18	2908	1463	80 %	89 %
38	Unabridged Word Count Size	-0.18	8545	2069	80 %	89 %
39	Variations in A Tags Relevancy	-0.18	74	19	56 %	90 %
40	Number of Images with ALT Text Size	-0.18	77	21	63 %	86 %
41	Number of HTML Tags Size	-0.18	2713	1018	80 %	84 %
42	Variations in Search Result URL Path Relevancy	-0.18	3	1	41 %	85 %
43	Variations in Meta Description Relevancy	-0.18	4	2	49 %	81 %
44	Variations in the Canonical URL Relevancy	-0.18	6	2	42 %	88 %
45	Variations in ALT Attributes Relevancy	-0.17	53	6	40 %	82 %
46	Clean Text Kilobytes Size	-0.17	49	14	66 %	87 %
47	Variations in H2 Tags Relevancy	-0.17	9	3	38 %	89 %
48	Number of Heading Tags Size	-0.17	51	20	67 %	84 %
49	Variations in Span Tags Relevancy	-0.17	24	8	44 %	85 %
50	Number of P Tags Size	-0.17	97	38	65 %	88 %
51	Entities in H3 Tags	-0.17	28	7	38 %	95 %
52	Number of Images Size	-0.17	103	28	67 %	88 %
53	Variations in Absolute URLs Relevancy	-0.17	208	48	51 %	92 %
54	LSI Words in H2 Tags Relevancy	-0.17	96	23	54 %	94 %
55	Variations in OpenGraph Title Relevancy	-0.17	2	1	49 %	79 %
56	Number of H2 Tags Size	-0.17	16	7	60 %	90 %
57	Number of Includes Technology	-0.17	49	25	76 %	73 %
58	Number of HTTPS Links Authority	-0.17	600	142	73 %	89 %
59	Leading Variations in Title Tag Relevancy	-0.17	1	1	25 %	81 %
60	Variations in A Tag HREF Attributes Relevancy	-0.17	157	37	51 %	93 %
61	Number of Links Authority	-0.17	601	143	74 %	89 %
62	Number of Internal Links Authority	-0.17	595	129	72 %	88 %
63	Number of DoFollow Links Authority	-0.16	592	140	74 %	89 %
64	Variations in Distinct A Tag HREF Attributes Relevancy	-0.16	116	24	50 %	92 %
65	Has Entities in H1 Tags Relevancy	-0.16	1	1	49 %	89 %
66	Entities in Meta Description Tag Relevancy	-0.16	8	3	54 %	88 %
67	Clean Keyword Density in the HTML Tag Relevancy	-0.16	7	3	63 %	82 %
68	TF/IDF Relevancy	-0.16	1	1	50 %	88 %
69	Variation Density in Top 30KB Relevancy	-0.16	7	2	54 %	84 %
70	Variations in Main Tags Relevancy	-0.16	273	50	33 %	87 %
71	Has JSON-LD Schema Markup Relevancy	-0.16	1	1	48 %	85 %
72	Number of H1 Tags Size	-0.16	2	1	62 %	92 %
73	Leading Variations in H1 Tags Relevancy	-0.16	1	1	21 %	86 %
74	Variations in Search Result URL Relevancy	-0.16	3	1	48 %	83 %
75	Variations in Script Tags Relevancy	-0.16	477	54	56 %	80 %
76	Number of Referring Domains Authority	-0.16	3040	102	44 %	76 %
77	Flesch Kincaid Reading Grade Level Other	-0.16	6	1	91 %	86 %
78	Variations in Nav Tags Relevancy	-0.15	168	24	39 %	89 %
79	Exact Matches in the HTML Tag Relevancy	-0.15	187	11	29 %	84 %
80	Number of Facebook Pages Authority	-0.15	6	2	53 %	84 %
81	Variations in OpenGraph Description Relevancy	-0.15	3	1	42 %	80 %
82	Average Words Per Sentence Size	-0.15	122	31	70 %	83 %
83	Variations in First 100 Words Relevancy	-0.15	17	5	58 %	90 %
84	Number of CSS Includes Technology	-0.15	17	9	69 %	77 %
85	Number of DoFollow External Links Authority	-0.15	29	13	70 %	82 %
86	LSI Words in Meta Description Tag Relevancy	-0.15	23	11	59 %	90 %
87	Number of Backlinks Authority	-0.15	1945422	26194	44 %	81 %
88	Search Result Number of Dirs in Path Other	-0.15	3	2	73 %	77 %
89	Number Of JSON-LD Types Relevancy	-0.15	229	18	50 %	89 %
90	Number of Questions In Headings Size	-0.15	6	2	32 %	81 %
91	Number of Do Follow Backlinks Authority	-0.15	1945374	25020	40 %	77 %
92	Number of External Links Authority	-0.15	31	14	70 %	86 %
93	Number of Forms Technology	-0.15	8	2	48 %	72 %
94	Has Entities in H2 Tags Relevancy	-0.15	1	1	48 %	90 %
95	Number of No Follow Backlinks Authority	-0.15	328486	2502	34 %	69 %
96	Number of H3 Tags Size	-0.15	28	8	51 %	82 %
97	Variations in Section Tags Relevancy	-0.15	55	15	33 %	88 %
98	Percentage of DoFollow Links Authority	-0.15	98	79	74 %	89 %
99	Percentage of DoFollow Internal Links Authority	-0.15	87	69	72 %	88 %
100	Number of Sentences Size	-0.15	527	133	77 %	84 %
101	Number of H4 Tags Size	-0.15	27	4	31 %	77 %
102	Search Result Uses HTTPS Other	-0.15	1	1	79 %	83 %
103	Title Tag Has Entities Relevancy	-0.15	1	1	61 %	89 %
104	Number of Absolute URLs Authority	-0.15	927	275	78 %	79 %
105	Uses JSON-LD name Other	-0.14	1	1	47 %	82 %
106	Search Result Domain Length Size	-0.14	22	16	80 %	82 %
107	Search Result Host Length Size	-0.14	22	16	80 %	82 %
108	Uses Schema name Other	-0.14	1	1	56 %	73 %
109	Number of HTML Comments Size	-0.14	188	41	62 %	83 %
110	Entities in H4 Tags	-0.14	13	2	18 %	88 %
111	Has Schema Markup Relevancy	-0.14	1	1	58 %	74 %
112	Variations in Footer Tags Relevancy	-0.14	62	7	31 %	88 %
113	LSI Words in H3 Tags Relevancy	-0.14	68	22	45 %	88 %
114	Word Count in Meta Description Size	-0.14	33	19	63 %	71 %
115	Has Canonical URL Authority	-0.14	1	1	65 %	81 %
116	Leading Variations in H2 Tags Relevancy	-0.14	3	1	16 %	82 %
117	Number of JavaScript Includes Technology	-0.14	40	17	75 %	69 %
118	Has Meta Robots Other	-0.14	1	1	21 %	72 %
119	Number of US Phone Numbers Trust	-0.14	89	10	42 %	86 %
120	Variations in H3 Tags Relevancy	-0.14	9	2	28 %	86 %
121	Has Privacy Policy Trust	-0.14	1	1	55 %	81 %
122	Headings Has Question Other	-0.14	1	1	30 %	82 %
123	Number of Images without ALT Text Size	-0.14	37	8	51 %	85 %
124	Exact Matches in Sentences Relevancy	-0.14	35	3	21 %	83 %
125	Variations in I Tags Relevancy	-0.14	10	3	19 %	80 %
126	Meta Description Length Size	-0.14	198	118	63 %	72 %
127	Has Meta Charset Technology	-0.14	1	1	66 %	82 %
128	Variations Making Whole LI Tags Relevancy	-0.14	4	1	19 %	81 %
129	Has Form Technology	-0.14	1	1	48 %	74 %
130	Has US Phone Number Trust	-0.14	1	1	41 %	79 %
131	Variations making whole H1-H6 Tags Relevancy	-0.14	1	1	11 %	79 %
132	Uses JSON-LD description Other	-0.14	1	1	39 %	73 %
133	Has Meta Viewport Technology	-0.14	1	1	77 %	77 %
134	Title Length Size	-0.14	81	52	78 %	74 %
135	Uses Schema product Other	-0.14	1	1	9 %	45 %
136	Uses Schema url Other	-0.14	1	1	52 %	71 %
137	Uses JSON-LD url Other	-0.13	1	1	40 %	80 %
138	Variations in Strong Tags Relevancy	-0.13	10	2	22 %	80 %
139	Has Meta Twitter Card Authority	-0.13	1	1	48 %	62 %
140	Has Entities in H3 Tags Relevancy	-0.13	1	1	39 %	85 %
141	Number of Facebook Accounts Authority	-0.13	3	1	25 %	77 %
142	Exact Matches in H1-H6 Tags Relevancy	-0.13	7	1	19 %	84 %
143	Number of Nofollow Links Authority	-0.13	18	4	22 %	80 %
144	Variations making whole H1, H2, and H3 Tags Relevancy	-0.13	1	1	10 %	81 %
145	Has Contact Page Trust	-0.13	1	1	60 %	77 %
146	LSI Words in H4 Tags Relevancy	-0.13	53	7	26 %	82 %
147	Uses Schema organization Other	-0.13	1	1	32 %	69 %
148	Number of Social Accounts Authority	-0.13	7	2	39 %	86 %
149	Title Word Count Size	-0.13	12	8	78 %	77 %
150	Variations Making Whole Span Tags Relevancy	-0.13	4	1	15 %	86 %
151	Percentage of NoFollow Links Authority	-0.13	15	2	20 %	77 %
152	Uses Microdata FAQPage Other	-0.13	1	1	4 %	22 %
153	Number of LinkedIn Pages Authority	-0.13	2	1	30 %	81 %
154	Number of Questions In H2 Tags Size	-0.13	4	1	22 %	84 %
155	Page Size Kilobytes Size	-0.13	1037	349	79 %	66 %
156	Variations in Meta Twitter Content Relevancy	-0.13	2	1	23 %	65 %
157	Number of Social Pages Authority	-0.13	20	4	58 %	75 %
158	Uses Microdata acceptedAnswer Other	-0.13	1	1	4 %	26 %
159	Uses Schema acceptedanswer Other	-0.13	1	1	4 %	26 %
160	Uses JSON-LD inLanguage Other	-0.13	1	1	25 %	64 %
161	Number of Questions Size	-0.13	37	12	62 %	75 %
162	Inline CSS Kilobytes Size	-0.13	207	55	63 %	83 %
163	Uses JSON-LD Organization	-0.13	1	1	29 %	74 %
164	Percentage of DoFollow External Links Authority	-0.13	23	11	69 %	79 %
165	Has OpenGraph Type Relevancy	-0.13	1	1	57 %	68 %
166	Uses Microdata Answer Other	-0.13	1	1	4 %	27 %
167	Uses Schema website Other	-0.13	1	1	28 %	63 %
168	Uses Schema inlanguage Other	-0.13	1	1	25 %	62 %
169	Uses JSON-LD datePublished Other	-0.13	1	1	29 %	64 %
170	Uses Microdata Question Other	-0.13	1	1	4 %	27 %
171	Variations making whole A Tags Relevancy	-0.13	4	1	24 %	83 %
172	Uses Microdata mainEntity Other	-0.13	1	1	4 %	25 %
173	Uses Schema listitem Other	-0.13	1	1	38 %	75 %
174	Exact Matches in Title Tag Relevancy	-0.13	2	1	15 %	80 %
175	Uses JSON-LD ImageObject Other	-0.13	1	1	29 %	64 %
176	Is Article Page Other	-0.13	1	1	39 %	71 %
177	Is Home Page Other	-0.12	1	1	12 %	41 %
178	Meta Description Tag Has Entities Relevancy	-0.12	1	1	53 %	81 %
179	Variations in Meta Twitter Description Relevancy	-0.12	2	1	21 %	67 %
180	Uses JSON-LD Product Other	-0.12	1	1	9 %	48 %
181	Uses JSON-LD BreadcrumbList Other	-0.12	1	1	31 %	82 %
182	Uses Schema description Other	-0.12	1	1	45 %	71 %
183	Uses Schema breadcrumblist Other	-0.12	1	1	38 %	74 %
184	Uses JSON-LD dateModified Other	-0.12	1	1	27 %	64 %
185	Has Meta Description Relevancy	-0.12	1	1	61 %	75 %
186	Number Of Claimed Brands Other	-0.12	15	3	23 %	77 %
187	Uses JSON-LD ListItem Other	-0.12	1	1	31 %	83 %
188	Uses Schema datemodified Other	-0.12	1	1	28 %	63 %
189	Uses Schema imageobject Other	-0.12	1	1	36 %	58 %
190	Number of Email Addresses Trust	-0.12	58	4	37 %	80 %
191	Uses Schema webpage Other	-0.12	1	1	30 %	65 %
192	Variations in TITLE Attributes Relevancy	-0.12	37	5	33 %	79 %
193	Variations in B Tags Relevancy	-0.12	19	2	11 %	71 %
194	Has Entities in H4 Tags Relevancy	-0.12	1	1	18 %	79 %
195	Uses Schema pricespecification Other	-0.12	1	1	1 %	14 %
196	Uses Schema faqpage Other	-0.12	1	1	11 %	56 %
197	Has Google Verify Technology	-0.12	1	1	19 %	68 %
198	Uses JSON-LD WebSite Other	-0.12	1	1	24 %	71 %
199	Percentage of NoFollow Internal Links Authority	-0.12	6	1	12 %	74 %
200	Uses JSON-LD WebPage Other	-0.12	1	1	29 %	67 %

Measures 150178 SEO Factors

148456 Built-In SEO Factors

139255 On-page SEO Factors

9201 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.

1575 Technology Stack SEO Factors

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TOP SEO Factors for 2026-04 previous