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Superboy #227
	DC Comics, 5/77

Gerry Conway story
Joe Staton & Jack Abel art
Mike Grell cover

Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
1. Superboy 227 (5/77, DC Comics)	Universal	1	9.20	January 08, 2004						1
2. Superboy 227 (5/77, DC Comics)	Universal	1	9.20	July 12, 2004						1
3. Superboy 227 (5/77, DC Comics)	Universal	1	9.20	December 16, 2004						1
4. Superboy 227 (5/77, DC Comics)	Universal	1	9.20	July 07, 2005						1
5. Superboy 227 (5/77, DC Comics)	Universal	1	9.20	January 27, 2006						1
6. Superboy 227 (5/77, DC Comics)	Universal	1	9.20	June 20, 2006						1
7. Superboy 227 (5/77, DC Comics)	Universal	1	9.20	January 10, 2007						1
8. Superboy 227 (5/77, DC Comics)	Universal	1	9.20	July 05, 2007						1
9. Superboy 227 (5/77, DC Comics)	Universal	2	9.50	January 09, 2008			1			1
10. Superboy 227 (5/77, DC Comics)	Universal	4	9.50	July 01, 2008			1	1	1	1
11. Superboy 227 (5/77, DC Comics)	Universal	5	9.40	January 13, 2009			1	1	1	1	1
12. Superboy 227 (5/77, DC Comics)	Universal	5	9.40	June 24, 2009			1	1	1	1	1
13. Superboy 227 (5/77, DC Comics)	Universal	6	9.43	December 15, 2009			1	2	1	1	1
14. Superboy 227 (5/77, DC Comics)	Universal	6	9.43	June 14, 2010			1	2	1	1	1
15. Superboy 227 (5/77, DC Comics)	Universal	7	9.46	December 27, 2010			1	3	1	1	1
16. Superboy 227 (5/77, DC Comics)	Universal	7	9.46	June 27, 2011			1	3	1	1	1
17. Superboy 227 (5/77, DC Comics)	Universal	7	9.46	January 02, 2012			1	3	1	1	1
18. Superboy 227 (5/77, DC Comics)	Universal	9	9.53	July 02, 2012			3	3	1	1	1
19. Superboy 227 (5/77, DC Comics)	Universal	9	9.53	December 31, 2012			3	3	1	1	1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
20. Superboy 227 (5/77, DC Comics)	Universal	9	9.53	June 22, 2013			3	3	1	1	1
21. Superboy 227 (5/77, DC Comics)	Universal	9	9.53	December 31, 2013			3	3	1	1	1
22. Superboy 227 (5/77, DC Comics)	Universal	9	9.53	July 01, 2014			3	3	1	1	1
23. Superboy 227 (5/77, DC Comics)	Universal	10	9.52	December 30, 2014			3	3	2	1	1
24. Superboy 227 (5/77, DC Comics)	Universal	11	9.55	June 30, 2015			4	3	2	1	1
25. Superboy 227 (5/77, DC Comics)	Universal	11	9.55	December 29, 2015			4	3	2	1	1
26. Superboy 227 (5/77, DC Comics)	Universal	12	9.57	June 28, 2016			5	3	2	1	1
27. Superboy 227 (5/77, DC Comics)	Universal	15	9.56	December 27, 2016			6	4	2	2	1
28. Superboy 227 (5/77, DC Comics)	Universal	15	9.56	June 27, 2017			6	4	2	2	1
29. Superboy 227 (5/77, DC Comics)	Universal	16	9.55	January 02, 2018			6	4	3	2	1
30. Superboy 227 (5/77, DC Comics)	Universal	17	9.55	July 03, 2018			6	5	3	2	1
31. Superboy 227 (5/77, DC Comics)	Universal	17	9.55	January 01, 2019			6	5	3	2	1
32. Superboy 227 (5/77, DC Comics)	Universal	18	9.57	July 02, 2019			7	5	3	2	1
33. Superboy 227 (5/77, DC Comics)	Universal	18	9.57	December 31, 2019			7	5	3	2	1
34. Superboy 227 (5/77, DC Comics)	Universal	19	9.57	June 30, 2020			7	6	3	2	1
35. Superboy 227 (5/77, DC Comics)	Universal	19	9.57	December 29, 2020			7	6	3	2	1
36. Superboy 227 (5/77, DC Comics)	Universal	19	9.57	June 29, 2021			7	6	3	2	1
37. Superboy 227 (5/77, DC Comics)	Universal	19	9.57	December 28, 2021			7	6	3	2	1
38. Superboy 227 (5/77, DC Comics)	Universal	20	9.42	June 28, 2022			7	6	3	2	1					1
39. Superboy 227 (5/77, DC Comics)	Universal	20	9.42	December 27, 2022			7	6	3	2	1					1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
40. Superboy 227 (5/77, DC Comics)	Universal	21	9.42	June 27, 2023			7	7	3	2	1					1
41. Superboy 227 (5/77, DC Comics)	Universal	24	9.38	December 31, 2023			7	8	3	3	1	1				1
42. Superboy 227 (5/77, DC Comics)	Universal	27	9.41	June 24, 2025			8	9	4	3	1	1				1
43. Superboy 227 (5/77, DC Comics)	Universal	28	9.42	July 01, 2025			9	9	4	3	1	1				1
44. Superboy 227 (5/77, DC Comics)	Universal	28	9.42	July 15, 2025			9	9	4	3	1	1				1
45. Superboy 227 (5/77, DC Comics)	Universal	28	9.42	July 22, 2025			9	9	4	3	1	1				1
46. Superboy 227 (5/77, DC Comics)	Universal	28	9.42	July 29, 2025			9	9	4	3	1	1				1
47. Superboy 227 (5/77, DC Comics)	Universal	28	9.42	August 05, 2025			9	9	4	3	1	1				1
48. Superboy 227 (5/77, DC Comics)	Universal	28	9.42	August 12, 2025			9	9	4	3	1	1				1
49. Superboy 227 (5/77, DC Comics)	Universal	28	9.42	August 19, 2025			9	9	4	3	1	1				1
50. Superboy 227 (5/77, DC Comics)	Signature	2	9.30	January 13, 2009					1	1
51. Superboy 227 (5/77, DC Comics)	Signature	2	9.30	June 24, 2009					1	1
52. Superboy 227 (5/77, DC Comics)	Signature	2	9.30	December 15, 2009					1	1
53. Superboy 227 (5/77, DC Comics)	Signature	2	9.30	June 14, 2010					1	1
54. Superboy 227 (5/77, DC Comics)	Signature	2	9.30	December 27, 2010					1	1
55. Superboy 227 (5/77, DC Comics)	Signature	2	9.30	June 27, 2011					1	1
56. Superboy 227 (5/77, DC Comics)	Signature	2	9.30	January 02, 2012					1	1
57. Superboy 227 (5/77, DC Comics)	Signature	2	9.30	July 02, 2012					1	1
58. Superboy 227 (5/77, DC Comics)	Signature	2	9.30	December 31, 2012					1	1
59. Superboy 227 (5/77, DC Comics)	Signature	2	9.30	June 22, 2013					1	1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
60. Superboy 227 (5/77, DC Comics)	Signature	2	9.30	December 31, 2013					1	1
61. Superboy 227 (5/77, DC Comics)	Signature	2	9.30	July 01, 2014					1	1
62. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	December 30, 2014					2	1
63. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	June 30, 2015					2	1
64. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	December 29, 2015					2	1
65. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	June 28, 2016					2	1
66. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	December 27, 2016					2	1
67. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	June 27, 2017					2	1
68. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	January 02, 2018					2	1
69. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	July 03, 2018					2	1
70. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	January 01, 2019					2	1
71. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	July 02, 2019					2	1
72. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	December 31, 2019					2	1
73. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	June 30, 2020					2	1
74. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	December 29, 2020					2	1
75. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	June 29, 2021					2	1
76. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	December 28, 2021					2	1
77. Superboy 227 (5/77, DC Comics)	Signature	3	9.33	June 28, 2022					2	1
78. Superboy 227 (5/77, DC Comics)	Signature	4	9.30	December 27, 2022					2	2
79. Superboy 227 (5/77, DC Comics)	Signature	4	9.30	June 27, 2023					2	2
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
80. Superboy 227 (5/77, DC Comics)	Signature	4	9.30	December 31, 2023					2	2
81. Superboy 227 (5/77, DC Comics)	Signature	4	9.30	June 24, 2025					2	2
82. Superboy 227 (5/77, DC Comics)	Signature	4	9.30	July 01, 2025					2	2
83. Superboy 227 (5/77, DC Comics)	Signature	4	9.30	July 15, 2025					2	2
84. Superboy 227 (5/77, DC Comics)	Signature	4	9.30	July 22, 2025					2	2
85. Superboy 227 (5/77, DC Comics)	Signature	4	9.30	July 29, 2025					2	2
86. Superboy 227 (5/77, DC Comics)	Signature	4	9.30	August 05, 2025					2	2
87. Superboy 227 (5/77, DC Comics)	Signature	4	9.30	August 12, 2025					2	2
88. Superboy 227 (5/77, DC Comics)	Signature	4	9.30	August 19, 2025					2	2

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"CGC Census Analysis" is provided by Greg Holland (©2003-2025).
Data is sourced from the public CGC census (© Certified Guaranty Company, LLC.)
Used with permission of CGC since 2003. Data is from July 01, 2001 to August 19, 2025.
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