77 Google Ranking Factors

1. Domain Age;
2. Keyword Appears in Top Level Domain;
3. Keyword As First Word in Domain;
4. Domain registration length;
5. Keyword in Subdomain Name;
6. Domain History;
7. Exact Match Domain;
8. Public vs. Private WhoIs;
9. Penalized WhoIs Owner;
10. Country TLD extension;
11. Keyword in Title Tag;
12. Title Tag Starts with Keyword;
13. Keyword in Description Tag;
14. Keyword Appears in H1 Tag;
15. Keyword is Most Frequently Used Phrase in Document;
16. Content Length;
17. Keyword Density;
18. Latent Semantic Indexing Keywords in Content (LSI);
19. LSI Keywords in Title and Description Tags;
20. Page Loading Speed via HTML;
21. Duplicate Content;
22. Rel=Canonical;
23. Page Loading Speed via Chrome;
24. Image Optimization;
25. Magnitude of Content Updates;
26. Historical Updates Page Updates;
27. Keyword in H2, H3 Tags;
28. Keyword Word Order;
29. Number of Outbound Links;
30. Number of Internal Links Pointing to Page;
31. Quality of Internal Links Pointing to Page;
32. Broken Links;
33. Affiliate Links;
34. HTML errors/W3C validation;
35. Page Host’s Domain Authority;
36. Page’s PageRank;
37. URL Length;
38. Human Editors;
39. Page Category;
40. References and Sources;
41. User Friendly Layout;
42. Useful Content;
43. Contact Us Page;
44. Domain Trust/TrustRank;
45. Number of Pages;
46. Presence of Sitemap;
47. Site Uptime;
48. Server Location;
49. SSL Certificate;
50. Terms of Service and Privacy Pages;
51. Breadcrumb Navigation;
52. Mobile Optimized;
53. Use of Google Analytics and Google Webmaster Tools;
54. User reviews/Site reputation;
55. Linking Domain Age;
56. Alt Tag (for Image Links);
57. Links from .edu or .gov Domains;
58. PR of Linking Page;
59. Links From Competitors;
60. Social Shares of Referring Page;
61. Nofollow Links;
62. Backlink Anchor Text;
63. Link Title Attribution;
64. Linked to as Wikipedia Source;
65. Schema.org Microformats;
66. DMOZ Listed;
67. Bounce Rate;
68. Direct Traffic;
69. Chrome Bookmarks;
70. Number of Comments;
71. Google+ Circles;
72. Number of Tweets;
73. Number of Facebook Likes;
74. Pinterest Pins;
75. Site Has Facebook Page;
76. Site has Twitter Profile;
77. Official Linkedin Company Page;