List of Justices of the Supreme Court of the United States by time in office

This is a list of U.S. Supreme Court Justices by time in office, counted in days. The period of service for Justices ranges from William O. Douglas

William O. Douglas

William Orville Douglas was an Associate Justice of the United States Supreme Court. With a term lasting 36 years and 209 days, he is the longest-serving justice in the history of the Supreme Court...

's 13,358 days (36 years) on the Court to the 163–day tenure of Thomas Johnson. A nominee who was confirmed by the United States Senate

United States Senate

The United States Senate is the upper house of the bicameral legislature of the United States, and together with the United States House of Representatives comprises the United States Congress. The composition and powers of the Senate are established in Article One of the U.S. Constitution. Each...

but declined to serve, such as Robert H. Harrison

Robert H. Harrison

Robert Hanson Harrison was an American jurist.Harrison began the American Revolutionary War as a lieutenant in the 3rd Virginia Regiment of the Continental Army. In 1775 he became an aide-de-camp to General George Washington with the rank of lieutenant colonel...

, or who died before taking his seat, such as Edwin M. Stanton

Edwin M. Stanton

Edwin McMasters Stanton was an American lawyer and politician who served as Secretary of War under the Lincoln Administration during the American Civil War from 1862–1865...

, would not be considered to have served as a Justice. The Term Start date is the day the Justice took the oath of office, with the Term End date being the date of the Justice's death, resignation, or retirement. A highlighted row indicates that the Justice is currently serving on the Court.

Justices

Rank by length of term	Justice	Term in days	Term Start	Term End
1		13,358
2		12,614
3		12,611
4	*	12,570
5		12,447
6		12,360
7		12,330
8	*	12,293⁺		⁺
9		12,273
10		11,860
11		11,406
12		11,396
13		11,252
14		11,046
15		10,627
16	*	10,425
17		10,311
18		10,256
19		10,136
20	*	9,929⁺		⁺
21		9,840
22		9,647
23		9,608
24				Incumbent
25		8,894
26		8,821
27		8,765
28				Incumbent
29		8,611
30		8,586
31		8,575
32		8,453
33		8,298
34		8,288
35		7,975
36	*	7,938
37	*	7,721⁺		⁺
38		7,553
39		7,527
40		7,413
41		7,385
42				Incumbent
43		7,196
44		6,965
45		6,937
46		6,854
47		6,838
48		6,716
49				Incumbent
50		6,501
51				Incumbent
52	*	6,304
53	*	6,214⁺	February 24, 1930*	June 30, 1941*
54		6,162
55		6,023
56		5,901
57	*	5,740
58		5,649
59		5,621
60		5,613
61		5,586
62		5,538
63		5,305
64		5,207
65		5,198
66	*	5,133
67		5,039
68		4,929
69		4,838
70		4,760
71		4,113
72		3,940
73		3,928
74		3,787
75		3,452
76		3,448
77		3,305
78		3,242
79	*	3,129
80	*	3,065
81		2,941
82		2,866
83	*	2,633
84		2,574
85		2,560
86		2,399
87		2,320
88		2,308
89	*			Incumbent
90		2,182
91		2,172
92		2,170
93				Incumbent
94		2,091
95	*	2,079
96 (tie)		1,832
96 (tie)		1,832
98		1,825
99		1,750
100	*	1,742
101		1,651
102		1,434
103		1,375
104		1,318
105		1,028
106		887
107				Incumbent
108		801
109	*	563⁺	July 1, 1795*	March 5, 1791 December 28, 1795*
110				Incumbent
111		452
112		163

*Chief Justice

⁺Term as Associate Justice and Chief Justice combined

Justices

See also