SEO 200 Ranking Factors

Google's search algorithm considers a wide range of factors to determine rankings. While the exact details of Google's algorithm are not publicly disclosed and may be continually changing, there's a popular list of around 200 ranking factors that have been widely discussed and speculated upon in the SEO community. It's important to note that Google does not assign equal importance to all these factors, and the weight of each factor can change over time. Here's a list of the 200 ranking factors as per common industry knowledge: 

 

	On-Page Factors:
1	Keyword usage in title tags.
2	Keyword usage in meta descriptions...
3	Keyword usage in header tags (H1, H2, etc.).
4	Keyword usage in the body of the content.
5	Keyword density.
6	Keyword placement.
7	Keyword variations.
8	Keyword synonyms.
9	Keyword proximity.
10	Content quality.
11	Content length.
12	Freshness of content.
13	Use of multimedia (images, videos).
14	Internal linking.
15	External linking.
16	Broken links.
17	Mobile-friendliness.
18	Page load speed.
19	HTTPS/SSL.
20	User experience (UX).
21	Mobile page experience (Core Web Vitals).
22	Site architecture.
23	URL structure.
24	Use of schema markup.
25	Breadcrumbs.
26	Canonical tags.
27	Use of subdomains.
28	Use of breadcrumbs.
29	Alt attributes for images.
30	Use of bullet points and numbered lists.
31	Use of semantic HTML.
32	Readability of content.
33	Voice search optimization.
34	Content formatting.
35	Use of tables and charts.
36	Use of pagination.
37	Hidden content.
38	Orphan pages.
39	Use of expandable content.
40	Excessive ads/pop-ups.
41	Accordion tabs.
42	HTML errors.
43	Duplicate content.
44	Copied content.
45	Thin content.
46	Over-optimized content.
	Off-Page Factors:
47	Backlink quality.
48	Backlink quantity.
49	Backlink relevance.
50	Natural backlink growth.
51	Dofollow vs. nofollow links.
52	Anchor text diversity.
53	Social signals (shares, likes, etc.).
54	Brand mentions.
55	Brand authority.
56	Social media presence.
57	Co-citations.
58	Co-occurrence.
59	Link age.
60	Link location on the page.
61	Contextual backlinks.
62	Guest posting.
63	Broken backlinks.
64	Link diversity.
65	Toxic backlinks.
66	Link disavowal.
67	Link outreach.
68	Content marketing.
69	Influencer marketing.
70	Press releases.
71	Blog comments.
72	Forum participation.
73	Directory listings.
74	Resource pages.
75	Wikipedia links.
76	.edu and .gov links.
77	Link velocity.
78	Link relevance.
79	Link authority.
80	TrustRank.
81	Trust flow.
82	Citation flow.
	User Signals:
83	Click-through rate (CTR).
84	Bounce rate.
85	Dwell time.
86	Pogo-sticking.
87	User engagement.
88	Mobile app usage.
89	Chrome bookmarks.
90	Google+1s.
91	Reviews and ratings.
92	Click-through rate from search results.
93	Direct traffic.
94	Repeat traffic.
	Brand Signals:
95	Brand mentions.
96	Brand searches.
97	Brand authority.
98	Brand anchor text.
99	Brand social presence.
100	Brand trust.
	E-A-T (Expertise, Authoritativeness, Trustworthiness):
101	Authorship.
102	Author reputation.
103	Site reputation.
104	About us page.
105	Contact information.
106	Privacy policy.
107	Terms of service.
108	Customer service.
109	Contact information.
110	Contact page.
111	Trust seals.
	Technical SEO:
112	Mobile usability.
113	Hreflang tags.
114	HTTP status codes.
115	Canonicalization.
116	XML sitemaps.
117	Robots.txt.
118	Structured data.
119	Rich snippets.
120	Page speed optimization.
121	Server response time.
122	Crawl errors.
123	Site uptime.
124	Image optimization.
125	Mobile page load speed.
126	AMP (Accelerated Mobile Pages).
127	Mobile usability.
128	HTTP/2.
	Security:
129	HTTPS/SSL.
130	Site security.
131	Safe browsing.
132	Malware detection.
133	Hacked content removal.
	Local SEO:
135	Google My Business page.
136	NAP (Name, Address, Phone Number) consistency.
137	Local reviews.
138	Local citations.
139	Google Maps optimization.
140	Local link building.
141	Mobile optimization.
	User Experience:
142	Navigation.
143	Accessibility.
144	UI/UX design.
145	Mobile-friendliness.
146	Pop-ups and interstitials.
147	CTA (Call to Action) placement.
148	User intent alignment.
149	Content layout.
150	Color scheme.
151	Site speed.
152	Multilingual and international SEO.
153	Geotargeting.
154	Website accessibility.
	User Satisfaction:
155	User engagement.
156	Long click vs. short click.
157	Task completion.
158	Low bounce rate.
159	Satisfaction with search results.
160	User-generated content.
161	Reviews and ratings.
162	Comment engagement.
163	Time on site.
164	Return visits.
	AI and Machine Learning:
165	RankBrain.
166	BERT.
167	Neural matching.
168	Core algorithm updates.
	Algorithmic Factors:
169	Domain age.
170	Domain registration length.
171	Domain history.
172	Exact match domains (EMD).
173	Keyword in subdomain.
174	Keyword in URL.
175	Latent semantic indexing (LSI).
176	Entity salience.
177	Query deserves freshness (QDF).
178	Query deserves diversity (QDD).
179	User search history.
180	User location.
181	User search settings.
182	Personalization.
183	User behavior signals.
184	User device type.
185	User OS and browser.
186	User search history.
187	User social network activity.
	Content Signals:
188	Content diversity.
189	Content engagement.
190	Content quality.
191	Content depth.
192	Content comprehensiveness.
193	Content freshness.
194	Content update frequency.
195	Content duplication.
	Negative SEO Signals:
196	Negative SEO attacks.
197	Spammy backlinks.
198	Keyword stuffing.
199	Duplicate content.
200	Cloaking.
201	User-generated spam.

Please note that this is an extensive list of factors that may influence search rankings, and not all of them carry equal weight. Google's algorithm is highly sophisticated and takes into account many variables to provide the most relevant results to users. SEO efforts should focus on creating high-quality content, ensuring a great user experience, and building a strong online presence.